HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Idaho Falls to Seattle (IDA - SEA) from $88

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IDA — SEA
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

The best prices from Idaho Falls Fanning Field to Seattle/Tacoma Intl are usually found in April or January, booked 60 days in advance, depart on a Tuesday or Friday and return on a Wednesday

Cheap flight deals from Idaho Falls to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 2, 2024.

Popular in

September

Cheapest in

April

Round-trip from

$247

One-way from

$154
High demand for flights, 35% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
Search Deals
From Idaho Falls Fanning Field to Seattle/Tacoma Intl
Search Deals
One-way flight from Idaho Falls Fanning Field to Seattle/Tacoma Intl
Search Deals

What is the cheapest day to fly round-trip from Idaho Falls to Seattle?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 48% when planning your travel around this day of the week.

How far in advance should I book a flight from Idaho Falls to Seattle?

Users have found that booking a flight from Idaho Falls to Seattle at least 61 days early can save you up to 343% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Idaho Falls to Seattle for as little as $523 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $661 for flights departing within the next 3 days.

What is the cheapest month to fly from Idaho Falls to Seattle?

April can be a great time to fly to Seattle from Idaho Falls with a flight ticket averaging about $354. Cheapflights users have found deals in the month of April for as cheap as $104. The most expensive prices can be found in the month of September.

What is the cheapest time of day to fly from IDA to SEA?

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the evening.

Cheap Delta flights from Idaho Falls to Seattle

Explore cheap flight options specifically provided by Delta for the route between Idaho Falls and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Take a look at some of the lowest-priced Delta flights heading from Idaho Falls to Seattle. Make sure to double check the flight details before booking.
Tue 8/136:59 pmIDA - SEA
1 stop6h 00mDelta
Fri 8/235:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$247
Mon 9/97:00 pmIDA - SEA
1 stop5h 59mDelta
Tue 9/175:40 amSEA - IDA
1 stop5h 40mDelta
Deal found 5/31$287
Tue 8/206:59 pmIDA - SEA
1 stop6h 00mDelta
Wed 8/215:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$392
Tue 8/136:59 pmIDA - SEA
1 stop6h 00mDelta
Fri 8/165:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$441
Tue 7/21:05 pmIDA - SEA
1 stop4h 41mDelta
Mon 7/85:30 amSEA - IDA
1 stop5h 56mDelta
Deal found 6/1$477
Sun 8/256:59 pmIDA - SEA
1 stop4h 14mDelta
Fri 9/65:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$498
Thu 8/86:59 pmIDA - SEA
1 stop5h 58mDelta
Tue 8/135:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$507
Mon 7/17:00 pmIDA - SEA
1 stop5h 58mDelta
Mon 7/85:30 amSEA - IDA
1 stop5h 56mDelta
Deal found 6/1$517
Sun 8/46:59 pmIDA - SEA
1 stop4h 14mDelta
Thu 8/85:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$548

Cheap United Airlines flights from Idaho Falls to Seattle

Explore cheap flight options specifically provided by United Airlines for the route between Idaho Falls and Seattle. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Have a look at some of the cheapest available United Airlines flights departing from Idaho Falls and landing in Seattle. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 8/1310:45 amIDA - SEA
2 stops15h 07mUnited Airlines
Fri 8/235:00 amSEA - IDA
1 stop15h 23mUnited Airlines
Deal found 6/1$520
Mon 9/95:55 pmIDA - SEA
2 stops18h 51mUnited Airlines
Tue 9/172:08 pmSEA - IDA
2 stops18h 46mUnited Airlines
Deal found 5/31$525
Tue 8/2010:40 amIDA - SEA
2 stops12h 19mUnited Airlines
Wed 8/217:00 amSEA - IDA
2 stops13h 23mUnited Airlines
Deal found 6/1$531
Sun 8/252:25 pmIDA - SEA
1 stop9h 35mUnited Airlines
Fri 9/66:45 amSEA - IDA
2 stops13h 08mUnited Airlines
Deal found 6/1$541
Tue 8/207:05 amIDA - SEA
3 stops15h 54mUnited Airlines
Wed 8/217:00 amSEA - IDA
2 stops13h 23mUnited Airlines
Deal found 6/1$546
Sun 7/215:59 pmIDA - SEA
1 stop15h 03mUnited Airlines
Sun 7/285:05 amSEA - IDA
1 stop11h 13mUnited Airlines
Deal found 6/1$550
Tue 8/1310:45 amIDA - SEA
2 stops12h 27mUnited Airlines
Fri 8/163:35 pmSEA - IDA
2 stops17h 00mUnited Airlines
Deal found 6/1$555
Sun 8/115:59 pmIDA - SEA
1 stop15h 03mUnited Airlines
Sat 8/175:05 amSEA - IDA
1 stop11h 13mUnited Airlines
Deal found 6/1$559
Sun 8/115:59 pmIDA - SEA
1 stop15h 03mUnited Airlines
Sat 8/173:35 pmSEA - IDA
2 stops17h 00mUnited Airlines
Deal found 6/1$564

Cheap Idaho Falls to Seattle flights in June & July 2024

Find cheap flight options from Idaho Falls to Seattle specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Prices were last updated on June 2, 2024.
Check out some of the best flight deals from Idaho Falls to Seattle in 2024. Check back regularly for other flight deals.
Sun 6/166:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Sat 6/229:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$267
Fri 6/216:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Mon 6/249:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$277
Fri 6/1410:05 pmIDA - SEA
1 stop10h 52mMultiple Airlines
Sun 6/169:28 amSEA - IDA
2 stops27h 22mMultiple Airlines
Deal found 6/1$315
Fri 6/1410:05 pmIDA - SEA
1 stop10h 52mMultiple Airlines
Sun 6/169:28 amSEA - IDA
3 stops27h 22mMultiple Airlines
Deal found 6/1$354
Fri 6/1410:05 pmIDA - SEA
1 stop10h 52mMultiple Airlines
Sun 6/238:59 pmSEA - IDA
2 stops20h 28mMultiple Airlines
Deal found 6/2$383
Fri 6/1410:05 pmIDA - SEA
1 stop10h 52mMultiple Airlines
Thu 6/209:32 pmSEA - IDA
2 stops19h 55mMultiple Airlines
Deal found 6/1$396
Fri 6/147:17 pmIDA - SEA
2 stops13h 40mMultiple Airlines
Sun 6/169:28 amSEA - IDA
3 stops27h 22mMultiple Airlines
Deal found 6/1$400
Fri 6/216:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Mon 6/249:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$427
Fri 6/147:17 pmIDA - SEA
2 stops13h 40mMultiple Airlines
Sun 6/238:59 pmSEA - IDA
2 stops20h 28mMultiple Airlines
Deal found 6/2$429

Idaho Falls to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Idaho Falls and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Check out some of the best flight deals from Idaho Falls to Seattle in 2024. Check back regularly for other flight deals.
Tue 8/136:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Fri 8/239:15 pmSEA - IDA
Nonstop1h 39mAlaska Airlines
Deal found 6/1$177
Sun 8/256:06 amIDA - SEA
Nonstop1h 54mAlaska Airlines
Fri 9/69:17 pmSEA - IDA
Nonstop1h 39mAlaska Airlines
Deal found 6/1$197
Tue 8/204:20 pmIDA - SEA
Nonstop1h 50mAlaska Airlines
Wed 8/2112:44 pmSEA - IDA
Nonstop1h 46mAlaska Airlines
Deal found 6/1$227
Sun 9/224:20 pmIDA - SEA
Nonstop1h 50mAlaska Airlines
Fri 9/2712:44 pmSEA - IDA
Nonstop1h 46mAlaska Airlines
Deal found 6/1$237
Tue 8/136:59 pmIDA - SEA
1 stop6h 00mDelta
Fri 8/235:30 amSEA - IDA
1 stop5h 53mDelta
Deal found 6/1$247
Sun 6/166:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Sat 6/229:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$267
Fri 6/216:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Mon 6/249:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$277
Mon 9/97:00 pmIDA - SEA
1 stop5h 59mDelta
Tue 9/175:40 amSEA - IDA
1 stop5h 40mDelta
Deal found 5/31$287
Sun 8/44:02 pmIDA - SEA
Nonstop1h 56mAlaska Airlines
Thu 8/89:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$297

Non-stop flights to Seattle from Idaho Falls

Discover non-stop flight options from Idaho Falls to Seattle. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Consider booking one of these non-stop flights heading from Idaho Falls to Seattle. Search for alternative flights from Idaho Falls to Seattle by utilizing the search form above.
Tue 8/136:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Fri 8/239:15 pmSEA - IDA
Nonstop1h 39mAlaska Airlines
Deal found 6/1$177
Sun 8/256:06 amIDA - SEA
Nonstop1h 54mAlaska Airlines
Fri 9/69:17 pmSEA - IDA
Nonstop1h 39mAlaska Airlines
Deal found 6/1$197
Tue 8/204:20 pmIDA - SEA
Nonstop1h 50mAlaska Airlines
Wed 8/2112:44 pmSEA - IDA
Nonstop1h 46mAlaska Airlines
Deal found 6/1$227
Sun 9/224:20 pmIDA - SEA
Nonstop1h 50mAlaska Airlines
Fri 9/2712:44 pmSEA - IDA
Nonstop1h 46mAlaska Airlines
Deal found 6/1$237
Sun 6/166:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Sat 6/229:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$267
Fri 6/216:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Mon 6/249:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$277
Sun 8/44:02 pmIDA - SEA
Nonstop1h 56mAlaska Airlines
Thu 8/89:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$297
Fri 6/216:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Mon 6/249:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$427
Tue 7/26:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Sun 7/79:15 pmSEA - IDA
Nonstop1h 42mAlaska Airlines
Deal found 6/1$457

Idaho Falls to Seattle flights leaving soon

Find last-minute flight options from Idaho Falls to Seattle for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Have a look at some of the flights available from Idaho Falls to Seattle departing last-minute. It's wise to confirm all flight details are correct before booking.
Wed 6/1210:45 amIDA - SEA
2 stops12h 30mUnited Airlines
Sun 6/165:05 amSEA - IDA
1 stop11h 10mUnited Airlines
Deal found 6/1$867
Wed 6/1210:45 amIDA - SEA
1 stop6h 07mUnited Airlines
Sun 6/165:05 amSEA - IDA
1 stop11h 10mUnited Airlines
Deal found 6/1$875
Wed 6/1210:45 amIDA - SEA
3 stops24h 55mUnited Airlines
Sun 6/165:05 amSEA - IDA
1 stop11h 10mUnited Airlines
Deal found 6/1$962

One-way flights to Seattle from Idaho Falls

Search for one-way flight options from Idaho Falls to Seattle. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
Take a look at some of the one-way flights we've detected from Idaho Falls to Seattle. Users needing a return flight from Idaho Falls to Seattle should utilize the search form above.
Tue 8/276:59 pmIDA - SEA
1 stop4h 14mDelta
Deal found 5/31$88
Mon 9/26:06 amIDA - SEA
Nonstop1h 54mAlaska Airlines
Deal found 6/1$89
Mon 7/2910:03 pmIDA - SEA
2 stops19h 12mMultiple Airlines
Deal found 6/1$138
Wed 10/303:49 pmIDA - SEA
Nonstop1h 52mAlaska Airlines
Deal found 6/1$139
Mon 7/297:15 pmIDA - SEA
3 stops22h 00mMultiple Airlines
Deal found 6/1$154
Mon 9/26:59 pmIDA - SEA
1 stop5h 58mDelta
Deal found 6/1$159
Sat 7/66:00 amIDA - SEA
Nonstop1h 52mAlaska Airlines
Deal found 6/1$214
Wed 10/3012:08 pmIDA - SEA
1 stop23h 22mAmerican Airlines
Deal found 6/1$224
Mon 7/294:02 pmIDA - SEA
Nonstop1h 56mAlaska Airlines
Deal found 6/1$249

Find flights from Idaho Falls to Seattle within your budget

Customize your flight search to find flights from Idaho Falls to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$177 - $520

Route

Depart

Return

Price

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Tue 8/13

Nonstop1h 52m

Seattle/Tacoma Intl

Fri 8/23

Nonstop1h 39m

$177

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Sun 8/25

Nonstop1h 54m

Seattle/Tacoma Intl

Fri 9/6

Nonstop1h 39m

$197

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Tue 8/20

Nonstop1h 50m

Seattle/Tacoma Intl

Wed 8/21

Nonstop1h 46m

$227

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Sun 9/22

Nonstop1h 50m

Seattle/Tacoma Intl

Fri 9/27

Nonstop1h 46m

$237

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Tue 8/13

1 stop6h 00m

Seattle/Tacoma Intl

Fri 8/23

1 stop5h 53m

$247

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Mon 9/9

1 stop5h 59m

Seattle/Tacoma Intl

Tue 9/17

1 stop5h 40m

$287

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Fri 6/14

1 stop10h 52m

Seattle/Tacoma Intl

Sun 6/16

2 stops27h 22m

$315

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Fri 6/14

1 stop10h 52m

Seattle/Tacoma Intl

Sun 6/16

3 stops27h 22m

$354

Idaho Falls Fanning FieldSeattle/Tacoma Intl

IDA - SEA

IDASEA

Idaho Falls Fanning Field

Tue 8/13

2 stops15h 07m

Seattle/Tacoma Intl

Fri 8/23

1 stop15h 23m

$520

Flights are sorted by cheapest first

Deals found on 6/1

How far ahead should I book a flight from Idaho Falls to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Idaho Falls to Seattle. Price data was last updated on May 31, 2024.
The best time to book flights from Idaho Falls to Seattle is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

What is the cheapest day to fly from Idaho Falls to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Idaho Falls to Seattle. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Idaho Falls to Seattle flight should consider departing on Sunday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Idaho Falls to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Idaho Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

SEA

Temperature

41 - 66.2 °F

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 2, 2024.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Idaho Falls to Seattle. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Delta
8.0
Very good
10,410 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

United Airlines
7.4
Good
10,755 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

American Airlines
7.3
Good
14,260 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Crew

8.6

Food

7.3

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Overall

8.1

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Idaho Falls to Seattle?

    Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Idaho Falls Fanning Field. Booking flights from Fanning Field (IDA) to Seattle/Tacoma Intl (SEA) should be relatively easy as there is 1 daily flight to Seattle from 2 different airlines. 2h 16m is how long a flight from Idaho Falls to Seattle/Tacoma Intl will take if you book a nonstop flight.

  • Can I find flights from Idaho Falls to Seattle for under $200 on Cheapflights?

    Yes, there are multiple flights from Idaho Falls to Seattle for under $200. The cheapest flight booked recently is on Alaska Airlines for just $177, but on average you can expect to pay $338.

  • Are there nonstop flights from Idaho Falls to Seattle for under $200 on Cheapflights?

    Cheapflights has at least 12 direct flights from Idaho Falls to Seattle under $200. A good price for a nonstop flight from Idaho Falls to Seattle is less than $341.

  • Are there last-minute flights available from Idaho Falls to Seattle for under $900?

    There are currently 3+ open flights from Idaho Falls to Seattle within the next 7 days for less than $900.

  • How popular is this Idaho Falls to Seattle flight route?

    The Idaho Falls Fanning Field to Seattle/Tacoma Intl flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Idaho Falls to Seattle round-trip?

    Alaska Airlines, at $177, was found to be the cheapest airline from Idaho Falls to Seattle.Alternate airlines to your destination round-trip include Delta and United Airlines. You may be able to fly from Idaho Falls to Seattle for 50% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Idaho Falls to Seattle one-way?

    One-way options have recently been found by users for as low as $88 on Delta. Other airlines that offer cheap prices include Alaska Airlines from $89 and American Airlines from $224 one-way.

  • What are the most reliable airlines from Idaho Falls to Seattle?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Idaho Falls to Seattle on time: Alaska Airlines (80%), Horizon Air (80%), Qatar Airways (74%).

  • What are the cheapest flights from Idaho Falls to Seattle?

    Looking for the cheapest flight from Idaho Falls to Seattle? While on average our users pay $426, our data indicates the cheapest price to be $153. The most popular route (Idaho Falls Fanning Field - Seattle/Tacoma Intl), is priced around $207.

  • What does IDA to SEA mean?

    This is defined as Idaho Falls Fanning Field Airport (IDA) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely.

  • Can I find deals for flights from Idaho Falls to Seattle that include extra baggage allowance?

    The amount of baggage you can bring on your Idaho Falls to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Idaho Falls to Seattle with specific airlines?

    Yes, Cheapflights allows you to browse and filter Idaho Falls to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Idaho Falls to Seattle that include hotel bookings?

    Yes. In addition to deals on Idaho Falls to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho Falls to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Seattle.

  • Can I find deals for business class flights from Idaho Falls to Seattle?

    Yes. Cheapflights offers flight deals from Idaho Falls to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Idaho Falls to Seattle that allow pets onboard?

    Many airlines flying from Idaho Falls to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Idaho Falls to Seattle?

    Yes, you can often find last-minute deals on Idaho Falls to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Idaho Falls to Seattle flight deals updated?

    The Idaho Falls to Seattle flight deals you see on this page were last updated on 6/1.

  • What is the cheapest month to book a flight from Idaho Falls to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Seattle (average of $247). Flying from Idaho Falls to Seattle in July is currently the most expensive (average of $406). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho Falls to Seattle
See prices for flight routes from nearby airports that may be better suited for you.

Boise to Seattle flights
Spokane to Seattle flights
Boise to Spokane flights
Boise to Portland flights
Spokane to Portland flights
Jackson to Seattle flights
Idaho Falls to Spokane flights
Hailey to Seattle flights
Lewiston to Seattle flights
Jackson to Portland flights
Idaho Falls to Pasco flights
Idaho Falls to Portland flights
Boise to Pullman flights
Pocatello to Spokane flights
Spokane to Bellingham flights
Jackson to Spokane flights
Lewiston to Portland flights
Spokane to Pullman flights
Spokane to Pasco flights
Twin Falls to Seattle flights
Pocatello to Portland flights
Hailey to Portland flights
Jackson to Pasco flights
Spokane to Walla Walla flights
Pocatello to Seattle flights

Top 2 airlines flying from Idaho Falls to Seattle

Discover the top 2 airlines that operate flights from Idaho Falls to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,810,401 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$134Average$322FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$273Average$507FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Seattle to Orlando flights
Seattle to Vancouver flights
Los Angeles to Baltimore flights
Boston to Toronto flights
Los Angeles to Atlanta flights
Chicago O'Hare Intl Airport to Los Angeles flights
USA to Hong Kong flights
Los Angeles to Dallas flights
USA to Kenya flights
Denver to Seattle flights
USA to China flights
Idaho Falls to Seoul flights

Search flights from Idaho Falls to Seattle by cabin class

Find flights from Idaho Falls to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Idaho Falls to Seattle

Find hourly flight availability from Idaho Falls to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 2, 2024.
75%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
25%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Idaho Falls to Seattle

Explore weekly flight availability from Idaho Falls to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 2, 2024.
Sunday2daily flights
Monday2daily flights
Tuesday1daily flight
Wednesday1daily flight
Thursday2daily flights
Friday2daily flights
Saturday1daily flight

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Laayoune Hassan I
Flights to Virac
Flights to Figari-Sud Corse
Flights to Edremit/Korfez
Flights to Rhinelander Oneida County
Flights to Girona Costa Brava
Flights to Brainerd Crow Wing County
Flights to Parikia Paros
Flights to Cortez Montezuma County
Flights to Miyakojima Hirara
Flights to Zadar
Flights to Trapani Birgi
Flights to Provincetown
Flights to Oran Es Senia
Flights to Constanţa Mihail Kogalniceanu
Flights to Vava'u Lupepau'U
Flights to Urumqi
Flights to Hakodate
Flights to Naxos
Flights to Dalaman
Flights to Hyannis Barnstable
Flights to Devils Lake
Flights to Bastia Poretta
Flights to Karpathos

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Idaho Falls to Seattle?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Idaho Falls to Seattle. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Idaho Falls to Seattle?

Millions of users choose and trust Cheapflights to book the best flight deals from Idaho Falls to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Idaho Falls to Seattle with no change fees?

Yes, we can. To see specific flights from Idaho Falls to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Idaho Falls to Seattle become cheaper?

Yes! Start tracking prices for Idaho Falls to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines