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Cheap flights from Champaign to Ontario (CMI - ONT) from $366

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. 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.
CMI — ONT
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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What is the cheapest month to fly from Champaign to Ontario?

September is one of the best times of the year to fly to Ontario from Champaign. Prices for September average $614 per person but you can even find prices for as low as $408. The most expensive prices can be found in the month of May. Opting for a September flight can save you 41% on your journey compared to booking in May

What is the cheapest time of day to fly from CMI to ONT?

One of the essential ways to save on airfare from Champaign to Ontario is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 46% on airfare.

Cheap American Airlines flights from Champaign to Ontario

Explore cheap flight options specifically provided by American Airlines for the route between Champaign 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.
Sun 9/17:03 amCMI - ONT
1 stop8h 42mAmerican Airlines
Sat 10/56:10 amONT - CMI
1 stop6h 48mAmerican Airlines
Deal found 6/1$366
Sun 9/13:36 pmCMI - ONT
2 stops8h 04mAmerican Airlines
Sat 10/510:50 amONT - CMI
1 stop7h 52mAmerican Airlines
Deal found 6/1$371
Sun 9/13:36 pmCMI - ONT
2 stops8h 04mAmerican Airlines
Sat 10/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$376
Tue 9/37:03 amCMI - ONT
1 stop6h 44mAmerican Airlines
Thu 9/512:47 pmONT - CMI
1 stop5h 55mAmerican Airlines
Deal found 6/1$476
Tue 9/37:03 amCMI - ONT
1 stop6h 44mAmerican Airlines
Thu 9/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$481
Tue 9/311:47 amCMI - ONT
2 stops8h 37mAmerican Airlines
Thu 9/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$486
Fri 6/142:43 pmCMI - ONT
1 stop6h 14mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$677
Fri 6/142:43 pmCMI - ONT
2 stops8h 57mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$682
Tue 10/83:54 pmCMI - ONT
1 stop7h 48mAmerican Airlines
Sat 10/1210:50 amONT - CMI
1 stop7h 46mAmerican Airlines
Deal found 6/2$746

Cheap Champaign to Ontario flights in June & July 2024

Find cheap flight options from Champaign 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.
Fri 6/142:43 pmCMI - ONT
1 stop6h 14mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$677
Fri 6/142:43 pmCMI - ONT
2 stops8h 57mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$682
Fri 6/143:23 pmCMI - ONT
2 stops8h 17mAmerican Airlines
Fri 6/219:24 amONT - CMI
2 stops10h 55mAmerican Airlines
Deal found 6/2$788
Wed 6/52:43 pmCMI - ONT
1 stop6h 14mAmerican Airlines
Mon 6/1012:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/1$828
Wed 6/57:04 amCMI - ONT
2 stops10h 47mAmerican Airlines
Mon 6/1012:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/1$833
Thu 6/63:05 pmCMI - ONT
2 stops8h 35mAmerican Airlines
Mon 6/107:26 pmONT - CMI
2 stops16h 47mAmerican Airlines
Deal found 6/1$888
Wed 6/52:43 pmCMI - ONT
2 stops8h 57mAmerican Airlines
Mon 6/1011:59 pmONT - CMI
2 stops12h 14mAmerican Airlines
Deal found 6/1$978

Champaign to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Champaign 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.
Sun 9/17:03 amCMI - ONT
1 stop8h 42mAmerican Airlines
Sat 10/56:10 amONT - CMI
1 stop6h 48mAmerican Airlines
Deal found 6/1$366
Sun 9/13:36 pmCMI - ONT
2 stops8h 04mAmerican Airlines
Sat 10/510:50 amONT - CMI
1 stop7h 52mAmerican Airlines
Deal found 6/1$371
Sun 9/13:36 pmCMI - ONT
2 stops8h 04mAmerican Airlines
Sat 10/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$376
Tue 9/37:03 amCMI - ONT
1 stop6h 44mAmerican Airlines
Thu 9/512:47 pmONT - CMI
1 stop5h 55mAmerican Airlines
Deal found 6/1$476
Tue 9/37:03 amCMI - ONT
1 stop6h 44mAmerican Airlines
Thu 9/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$481
Tue 9/311:47 amCMI - ONT
2 stops8h 37mAmerican Airlines
Thu 9/59:41 amONT - CMI
2 stops9h 51mAmerican Airlines
Deal found 6/1$486
Fri 6/142:43 pmCMI - ONT
1 stop6h 14mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$677
Fri 6/142:43 pmCMI - ONT
2 stops8h 57mAmerican Airlines
Fri 6/2112:49 pmONT - CMI
1 stop7h 30mAmerican Airlines
Deal found 6/2$682
Tue 10/83:54 pmCMI - ONT
1 stop7h 48mAmerican Airlines
Sat 10/1210:50 amONT - CMI
1 stop7h 46mAmerican Airlines
Deal found 6/2$746

Find flights from Champaign to Ontario within your budget

Customize your flight search to find flights from Champaign 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

$366 - $746

Route

Depart

Return

Price

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Sun 9/1

1 stop8h 42m

Ontario

Sat 10/5

1 stop6h 48m

$366

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Sun 9/1

2 stops8h 04m

Ontario

Sat 10/5

1 stop7h 52m

$371

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Sun 9/1

2 stops8h 04m

Ontario

Sat 10/5

2 stops9h 51m

$376

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 9/3

1 stop6h 44m

Ontario

Thu 9/5

1 stop5h 55m

$476

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 9/3

1 stop6h 44m

Ontario

Thu 9/5

2 stops9h 51m

$481

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 9/3

2 stops8h 37m

Ontario

Thu 9/5

2 stops9h 51m

$486

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Fri 6/14

1 stop6h 14m

Ontario

Fri 6/21

1 stop7h 30m

$677

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Fri 6/14

2 stops8h 57m

Ontario

Fri 6/21

1 stop7h 30m

$682

Champaign University-WillardOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 10/8

1 stop7h 48m

Ontario

Sat 10/12

1 stop7h 46m

$746

Flights are sorted by cheapest first

Deals found on 6/1

What is the cheapest day to fly from Champaign to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Champaign to Ontario. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Champaign to Ontario flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday mornings 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 Champaign to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Champaign 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.
American Airlines
7.3
Good
14,260 reviews
Check prices

Boarding

7.6

Entertainment

7.1

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Reviews

1 / 10

New plane, lots of space, we could bring our carryon on board, very efficient.

American Airlines
7.3
Good
14,260 reviews
American Airlines
7.3
Good
14,260 reviews
Check prices

Boarding

7.6

Entertainment

7.1

Food

6.6

Crew

8.0

Overall

7.3

Comfort

7.2

Reviews

1 / 10

New plane, lots of space, we could bring our carryon on board, very efficient.

Related info for your journey

Find useful and relevant information for your journey from Champaign 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 Champaign to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Champaign to Ontario for under $400. The cheapest flight booked recently is on American Airlines for just $366, but on average you can expect to pay $993.

  • What does CMI to ONT mean?

    Champaign University-Willard Airport is CMI and Ontario Airport is ONT. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

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

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

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

  • How can I find direct flights from Champaign to Ontario?

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

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

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

    Many airlines flying from Champaign 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 Champaign to Ontario?

    Yes, you can often find last-minute deals on Champaign 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 Champaign to Ontario flight deals updated?

    The Champaign to Ontario flight deals you see on this page were last updated on 6/2.

  • What is the cheapest month to book a flight from Champaign to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Champaign to Ontario (average of $238). Flying from Champaign to Ontario in July is currently the most expensive (average of $328). 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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Top airline flying from Champaign to Ontario

Discover the top airline that operate flights from Champaign 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
American AirlinesCheapest$465Average$689FlexibilityNo cancel feeOn-time71%
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Champaign to Chicago O'Hare Intl Airport flights

Search flights from Champaign to Ontario by cabin class

Find flights from Champaign to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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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 Champaign to Ontario?

Cheapflights helps you search for flights from Champaign to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Champaign to Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Champaign to Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Champaign to Ontario with no change fees?

Yes, we can. To see specific flights from Champaign to Ontario 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 Champaign to Ontario become cheaper?

Of course! You can now track prices for flights from Champaign to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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