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Cheap flights from Dulles Intl (IAD) to Ontario from $103

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 10/2. 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.
IAD — YYZ
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario?

Travelers have found it’s best to book a flight 57 days in advance to save up to 112% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 57 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario 1-2 weeks in advance for as low as $371, or $557 for flights within the next 24 hours.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Region of Ontario?

The best pricing can be found in the month of February. Prices to Region of Ontario from Washington, D.C. Dulles Intl Airport average $296. You can even find prices in February for less than $296, as users have found deals to Region of Ontario from as low as $131. The month of July appears to be one of the more expensive times to travel to Region of Ontario from Washington, D.C. Dulles Intl Airport. Flying in the targeted month can save you up to 22%.

What is the cheapest time of day to fly from IAD to ON?

When flying from Washington, D.C. Dulles Intl Airport to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from Dulles Intl to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Dulles Intl and Ontario. 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.
Peruse some of the lowest-priced United Airlines flights we've found from Washington, D.C. to Ontario. Deals update often to give you more flight options matching your criteria
Mon 6/1710:40 pmIAD - YYZ
1 stop8h 38mUnited Airlines
Tue 6/1810:00 amYYZ - IAD
Nonstop1h 33mUnited Airlines
Deal found 6/1$290
Sat 6/1510:15 pmIAD - YYZ
Nonstop1h 39mUnited Airlines
Sun 6/166:15 amYYZ - IAD
Nonstop1h 33mUnited Airlines
Deal found 5/31$303
Thu 8/88:24 amIAD - YYZ
Nonstop1h 40mUnited Airlines
Fri 8/166:00 pmYYZ - IAD
1 stop4h 35mUnited Airlines
Deal found 5/31$310
Tue 7/28:20 amIAD - YYZ
1 stop4h 23mUnited Airlines
Tue 7/97:43 pmYYZ - IAD
Nonstop1h 33mUnited Airlines
Deal found 6/1$313
Sat 6/1510:15 pmIAD - YYZ
Nonstop1h 39mUnited Airlines
Tue 6/254:00 pmYYZ - IAD
1 stop6h 29mUnited Airlines
Deal found 5/31$314
Wed 7/36:30 amIAD - YYZ
Nonstop1h 28mUnited Airlines
Mon 7/155:55 pmYYZ - IAD
1 stop4h 40mUnited Airlines
Deal found 6/1$318
Mon 7/16:30 amIAD - YYZ
Nonstop1h 28mUnited Airlines
Sat 7/66:15 amYYZ - IAD
Nonstop1h 33mUnited Airlines
Deal found 6/1$323
Thu 7/46:30 amIAD - YYZ
Nonstop1h 28mUnited Airlines
Sun 7/74:00 pmYYZ - IAD
1 stop6h 45mUnited Airlines
Deal found 6/1$326
Sun 8/256:30 amIAD - YYZ
Nonstop1h 28mUnited Airlines
Sun 8/2510:45 amYYZ - IAD
1 stop5h 38mUnited Airlines
Deal found 6/1$372

Cheap Air Canada flights from Dulles Intl to Ontario

Explore cheap flight options specifically provided by Air Canada for the route between Dulles Intl and Ontario. 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 Air Canada flights departing from Washington, D.C. and landing in Ontario. Check back soon if you're not seeing flights that suit your needs.
Tue 7/24:00 pmIAD - YYZ
Nonstop1h 28mAir Canada
Wed 7/1710:00 amYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 6/1$273
Wed 6/266:30 amIAD - YYZ
Nonstop1h 28mAir Canada
Wed 7/36:30 amYYZ - IAD
1 stop4h 56mAir Canada
Deal found 6/1$278
Wed 7/38:24 amIAD - YYZ
Nonstop1h 40mAir Canada
Sat 7/66:15 amYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 6/2$284
Wed 6/1910:15 pmIAD - YYZ
Nonstop1h 39mAir Canada
Wed 6/262:45 pmYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 5/31$288
Sat 7/206:30 amIAD - YYZ
Nonstop1h 28mAir Canada
Tue 7/2312:00 pmYYZ - IAD
1 stop5h 28mAir Canada
Deal found 6/1$289
Sat 7/610:15 pmIAD - YYZ
Nonstop1h 39mAir Canada
Wed 7/247:00 amYYZ - IAD
1 stop4h 26mAir Canada
Deal found 6/2$292
Sun 6/164:00 pmIAD - YYZ
Nonstop1h 30mAir Canada
Tue 7/167:00 amYYZ - IAD
1 stop4h 26mAir Canada
Deal found 6/2$293
Sat 6/296:30 amIAD - YYZ
Nonstop1h 28mAir Canada
Thu 7/410:00 amYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 6/1$295
Mon 8/194:00 pmIAD - YYZ
Nonstop1h 28mAir Canada
Sat 8/244:00 pmYYZ - IAD
1 stop4h 29mAir Canada
Deal found 6/1$300

Cheap Dulles Intl to Ontario flights in June & July 2024

Find cheap flight options from Dulles Intl to Ontario 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.
Scroll through some of the best deals on flights from Washington, D.C. to Ontario in 2024. Check back regularly for other flight deals.
Mon 6/171:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/252:25 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$243
Wed 6/195:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 6/2610:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$246
Fri 6/215:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/2510:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$247
Sat 6/222:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 6/282:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$248
Sat 6/292:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 6/3010:40 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$250
Sat 6/222:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 6/2710:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$251
Sun 6/161:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 6/282:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$252
Sat 6/292:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 7/1010:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$254
Fri 6/215:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 6/2410:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$255

Dulles Intl to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Dulles Intl and Ontario 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.
Scroll through some of the best deals on flights from Washington, D.C. to Ontario in 2024. Check back regularly for other flight deals.
Wed 7/31:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 7/102:25 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$237
Tue 7/235:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 7/252:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$239
Wed 8/141:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 8/2411:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$240
Mon 7/221:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 7/2410:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$241
Mon 6/171:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/252:25 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$243
Wed 7/171:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 7/2011:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$245
Wed 6/195:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 6/2610:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$246
Fri 6/215:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/2510:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$247
Sat 6/222:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 6/282:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$248

Non-stop flights to Ontario from Dulles Intl

Discover non-stop flight options from Dulles Intl to Ontario. 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.
If you're seeking options on non-stop flights from Washington, D.C. to Ontario, check out these fares. Those looking to potentially save on 1 or 2-stop flights from Washington, D.C. to Ontario should utilize the search form at the the top of the page.
Wed 7/31:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 7/102:25 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$237
Tue 7/235:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 7/252:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$239
Wed 8/141:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 8/2411:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$240
Mon 7/221:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 7/2410:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$241
Mon 6/171:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/252:25 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$243
Wed 7/171:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 7/2011:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$245
Wed 6/195:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 6/2610:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$246
Fri 6/215:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 6/2510:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$247
Sat 6/222:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 6/282:35 pmYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$248

Dulles Intl to Ontario flights leaving soon

Find last-minute flight options from Dulles Intl to Ontario 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 last-minute flights available departing from Washington, D.C. to Ontario. To prevent any unwanted surprises, users should verify their flight info before booking.
Tue 6/115:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 6/1511:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$338
Mon 6/105:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 6/1511:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$343
Mon 6/105:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 6/1710:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$359
Mon 6/105:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 6/1511:55 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$364
Mon 6/108:24 amIAD - YYZ
Nonstop1h 40mAir Canada
Wed 6/192:45 pmYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 6/1$389
Sat 6/82:50 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 6/910:40 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 5/31$393
Sat 6/85:07 pmIAD - YYZ
1 stop5h 00mAir Canada
Sun 6/1610:00 amYYZ - IAD
Nonstop1h 33mAir Canada
Deal found 6/1$394
Tue 6/115:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 6/1310:10 amYTZ - IAD
Nonstop1h 27mPorter Airlines
Deal found 6/1$398
Sat 6/85:07 pmIAD - YYZ
1 stop5h 00mAir Canada
Sat 6/157:00 amYYZ - IAD
1 stop4h 26mAir Canada
Deal found 6/1$399

One-way flights to Ontario from Dulles Intl

Search for one-way flight options from Dulles Intl to Ontario. 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 best available options we've come across on one-way flights from Washington, D.C. to Ontario. For those needing a return trip from Washington, D.C., there is a search form available above.
Wed 10/25:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/31$103
Tue 7/95:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/31$106
Tue 7/95:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 6/1$107
Thu 6/201:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/30$112
Tue 7/24:00 pmIAD - YYZ
Nonstop1h 28mAir Canada
Deal found 6/1$112
Fri 6/281:00 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/31$113
Mon 6/175:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/30$115
Thu 6/205:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 6/1$116
Mon 7/295:20 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 5/31$117

Find flights from Dulles Intl to Ontario within your budget

Customize your flight search to find flights from Dulles Intl to Ontario 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

$229 - $394

Route

Depart

Return

Price

Washington, D.C. Dulles IntlToronto Island

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 7/3

Nonstop1h 30m

Toronto Island

Wed 7/10

Nonstop1h 27m

$229

Washington, D.C. Dulles IntlToronto Island

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 7/3

Nonstop1h 30m

Toronto Island

Wed 7/10

Nonstop1h 27m

$237

Washington, D.C. Dulles IntlToronto Island

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Mon 7/8

Nonstop1h 30m

Toronto Island

Wed 7/17

Nonstop1h 27m

$239

Washington, D.C. Dulles IntlToronto Pearson Intl

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 7/2

Nonstop1h 28m

Toronto Pearson Intl

Wed 7/17

Nonstop1h 33m

$273

Washington, D.C. Dulles IntlToronto Pearson Intl

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 6/17

1 stop8h 38m

Toronto Pearson Intl

Tue 6/18

Nonstop1h 33m

$290

Washington, D.C. Dulles IntlToronto Pearson Intl

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Fri 10/4

Nonstop1h 37m

Toronto Pearson Intl

Sun 10/6

Nonstop1h 35m

$294

Washington, D.C. Dulles IntlToronto Pearson Intl

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 7/2

1 stop8h 30m

Toronto Pearson Intl

Wed 7/17

Nonstop1h 34m

$298

Washington, D.C. Dulles IntlToronto Pearson Intl

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 6/19

1 stop5h 01m

Toronto Pearson Intl

Wed 6/26

1 stop8h 12m

$341

Washington, D.C. Dulles IntlMontreal Pierre Elliott Trudeau Intl

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/27

1 stop22h 24m

Montreal Pierre Elliott Trudeau Intl

Mon 7/1

1 stop23h 12m

$394

Flights are sorted by cheapest first

Deals found on 5/31

No data available for this route at this time. Please check back soon.

Best time to book a flight from Dulles Intl to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Dulles Intl 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated June 2, 2024.
Peruse reviews from past customers who have flown with United Airlines, Air Canada and WestJet from Washington, D.C. to Ontario to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.0
Very good
10,410 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Copa Airlines
8.0
Very good
2,599 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

WestJet
7.5
Good
2,861 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Avianca
7.5
Good
3,630 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Porter Airlines
7.4
Good
388 reviews
Delta
8.0
Very good
10,410 reviews
Check prices

Food

7.4

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

  • Can I find flights from Washington, D.C. Dulles Intl Airport to Region of Ontario for under $300 on Cheapflights?

    Yes, there are multiple flights from Washington, D.C. Dulles Intl Airport to Region of Ontario for under $300. The cheapest flight booked recently is on Porter Airlines for just $229, but on average you can expect to pay $247.

  • Are there nonstop flights from Washington, D.C. Dulles Intl Airport to Region of Ontario for under $300 on Cheapflights?

    Cheapflights has at least 20 direct flights from Washington, D.C. Dulles Intl Airport to Region of Ontario under $300. A good price for a nonstop flight from Washington, D.C. Dulles Intl Airport to Region of Ontario is less than $249.

  • Are there last-minute flights available from Washington, D.C. Dulles Intl Airport to Region of Ontario for under $400?

    There are currently 20+ open flights from Washington, D.C. Dulles Intl Airport to Region of Ontario within the next 7 days for less than $400.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Region of Ontario one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as $103. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Washington, D.C. Dulles Intl Airport to Region of Ontario for a low price.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    The most popular flight routes from Washington, D.C. Dulles Intl Airport to Region of Ontario are Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl, Washington, D.C. Dulles Intl - Toronto Island and Washington, D.C. Dulles Intl - Toronto Pearson Intl.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario consider choosing Scandinavian Airlines (100%), Jazz (90%) or Air Canada (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    On average you can expect to pay $2,039 for a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario. The cheapest flight overall is $117 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at $273.

  • What does IAD to YYZ mean?

    Great question - IAD to YYZ just means Washington, D.C. Dulles Intl Airport to Toronto Pearson Intl Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Ottawa Airport (YOW), Hamilton Airport (YHM), Toronto Island Airport (YTZ), Toronto Kitchener-Waterloo Airport (YKF), London Airport (YXU).

  • Can I find deals for flights from Dulles Intl to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Dulles Intl to Ontario 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 Dulles Intl to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Dulles Intl to Ontario 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 Dulles Intl to Ontario that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Ontario.

  • Can I find deals for business class flights from Dulles Intl to Ontario?

    Yes. Cheapflights offers flight deals from Dulles Intl to Ontario 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 Dulles Intl to Ontario that allow pets onboard?

    Many airlines flying from Dulles Intl to Ontario 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 Dulles Intl to Ontario?

    Yes, you can often find last-minute deals on Dulles Intl to Ontario 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 Washington, D.C. Dulles Intl Airport to Region of Ontario flight deals updated?

    The Washington, D.C. Dulles Intl Airport to Region of Ontario flight deals you see on this page were last updated on 6/1.

  • What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    When booking a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario, you may want to consider flying on Air Canada, Delta or Porter Airlines as they are the most popular for this route.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Region of Ontario (average of $237). Flying from Washington, D.C. Dulles Intl Airport to Region of Ontario in July is currently the most expensive (average of $391). 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.

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Alternative routes for Dulles Intl to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

Dulles Intl to Pierre Elliott Trudeau Intl flights
Reagan-National to Pearson Intl flights
Reagan-National to Pierre Elliott Trudeau Intl flights
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Reagan-National to Québec City flights
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Reagan-National to Edmonton flights
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Reagan-National to Kelowna flights
Reagan-National to Charlottetown flights
Dulles Intl to Victoria flights
Dulles Intl to Thunder Bay flights
Baltimore to Kelowna flights
Reagan-National to St. John's flights
Reagan-National to Victoria flights
Dulles Intl to Sydney flights

Top 4 airlines flying from Dulles Intl to Ontario

Discover the top 4 airlines that operate flights from Dulles Intl to Ontario. 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
Air CanadaCheapest$112Average$441FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$122Average$431FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapest$123Average$357FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapest$283Average$352FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Tampa to New York flights
Los Angeles to New York John F Kennedy Intl Airport flights
Miami to Cuba flights
New York to New Orleans flights
New York to Hawaii flights
Chicago to Nashville flights
Austin to Las Vegas flights
Atlanta to Boston flights
Detroit to New York flights
Nashville to Boston flights
Orlando to Phoenix flights
Washington, D.C. Dulles Intl Airport to Cap Haitien flights

Search flights from Dulles Intl to Ontario by cabin class

Find flights from Dulles Intl to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Prem Econ Class
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Hourly flight availability from Dulles Intl to Ontario

Find hourly flight availability from Dulles Intl to Ontario. 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.
5%of flight departuresEarly morningMidnight to 6 am
52%of flight departuresMorning6 am to noon
22%of flight departuresAfternoonNoon to 6 pm
21%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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How does Cheapflights help users find flights from Dulles Intl to Ontario?

When you search for this flight from Dulles Intl to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Ontario.

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Certainly. Search results for flights to Ontario from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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