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Cheap flights from Champaign to Los Angeles from $492

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to Los Angeles departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Champaign to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
2:46 pm - 7:59 pm
CMI
-
ONT
7h 13m
1 stop
American Airlines Logo
5:34 am - 2:16 pm
ONT
-
CMI
6h 42m
1 stop
$492American Airlines
Tue, Jul 7 - Tue, Jul 14
American Airlines Logo
7:31 am - 1:28 pm
CMI
-
ONT
7h 57m
1 stop
American Airlines Logo
12:35 pm - 9:59 pm
ONT
-
CMI
7h 24m
1 stop
$510American Airlines
Wed, Jul 1 - Wed, Jul 15
American Airlines Logo
7:31 am - 11:49 am
CMI
-
ONT
6h 18m
1 stop
American Airlines Logo
5:34 am - 2:16 pm
ONT
-
CMI
6h 42m
1 stop
$550American Airlines
Wed, Jul 1 - Wed, Jul 8
American Airlines Logo
7:31 am - 6:21 pm
CMI
-
ONT
12h 50m
2 stops
American Airlines Logo
5:45 am - 2:15 pm
ONT
-
CMI
6h 30m
1 stop
$556American Airlines
Fri, Jun 26 - Tue, Jun 30
American Airlines Logo
2:46 pm - 7:59 pm
CMI
-
ONT
7h 13m
1 stop
American Airlines Logo
6:00 am - 2:15 pm
ONT
-
CMI
6h 15m
1 stop
$574American Airlines
Thu, Jul 30 - Tue, Aug 11
American Airlines Logo
7:24 am - 11:45 am
CMI
-
ONT
6h 21m
1 stop
American Airlines Logo
12:33 pm - 10:00 pm
ONT
-
CMI
7h 27m
1 stop
$590American Airlines
Wed, Jul 29 - Wed, Aug 12
American Airlines Logo
7:31 am - 6:21 pm
CMI
-
ONT
12h 50m
2 stops
American Airlines Logo
5:34 am - 2:16 pm
ONT
-
CMI
6h 42m
1 stop
$596American Airlines
Wed, Jul 1 - Wed, Jul 8
American Airlines Logo
2:46 pm - 7:59 pm
CMI
-
ONT
7h 13m
1 stop
American Airlines Logo
6:00 am - 2:15 pm
ONT
-
CMI
6h 15m
1 stop
$602American Airlines
Tue, Jul 28 - Tue, Aug 11
American Airlines Logo
2:46 pm - 7:59 pm
CMI
-
ONT
7h 13m
1 stop
American Airlines Logo
7:15 pm - 2:16 pm
ONT
-
CMI
17h 01m
2 stops
$607American Airlines
Tue, Jul 7 - Tue, Jul 14
American Airlines Logo
7:31 am - 11:49 am
CMI
-
ONT
6h 18m
1 stop
American Airlines Logo
12:35 pm - 9:59 pm
ONT
-
CMI
7h 24m
1 stop
$620American Airlines
Wed, Jul 1 - Fri, Jul 17

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American Airlines flights from Champaign to Ontario

Our best American Airlines deals on Champaign to Ontario flight tickets
American Airlines
Jul 7
CMI2:46 pmChampaign University-Willard
7h 13m
1 stop
ONT7:59 pmOntario
Jul 14
ONT5:34 amOntario
6h 42m
1 stop
CMI2:16 pmChampaign University-Willard
$492
American Airlines
Jul 1
CMI7:31 amChampaign University-Willard
7h 57m
1 stop
ONT1:28 pmOntario
Jul 15
ONT12:35 pmOntario
7h 24m
1 stop
CMI9:59 pmChampaign University-Willard
$510
American Airlines
Jul 1
CMI7:31 amChampaign University-Willard
6h 18m
1 stop
ONT11:49 amOntario
Jul 8
ONT5:34 amOntario
6h 42m
1 stop
CMI2:16 pmChampaign University-Willard
$550

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from Champaign to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 7/7

2:46 pm-7:59 pm

1 stop7h 13m

Ontario

Tue 7/14

5:34 am-2:16 pm

1 stop6h 42m

$492

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Wed 7/1

7:31 am-1:28 pm

1 stop7h 57m

Ontario

Wed 7/15

12:35 pm-9:59 pm

1 stop7h 24m

$510
Quickest round-trip

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Wed 7/1

7:31 am-11:49 am

1 stop6h 18m

Ontario

Wed 7/8

5:34 am-2:16 pm

1 stop6h 42m

$550

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Fri 6/26

7:31 am-6:21 pm

2 stops12h 50m

Ontario

Tue 6/30

5:45 am-2:15 pm

1 stop6h 30m

$556

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Thu 7/30

2:46 pm-7:59 pm

1 stop7h 13m

Ontario

Tue 8/11

6:00 am-2:15 pm

1 stop6h 15m

$574

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Wed 7/29

7:24 am-11:45 am

1 stop6h 21m

Ontario

Wed 8/12

12:33 pm-10:00 pm

1 stop7h 27m

$590

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Wed 7/1

7:31 am-6:21 pm

2 stops12h 50m

Ontario

Wed 7/8

5:34 am-2:16 pm

1 stop6h 42m

$596

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 7/28

2:46 pm-7:59 pm

1 stop7h 13m

Ontario

Tue 8/11

6:00 am-2:15 pm

1 stop6h 15m

$602

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Tue 7/7

2:46 pm-7:59 pm

1 stop7h 13m

Ontario

Tue 7/14

7:15 pm-2:16 pm

2 stops17h 01m

$607

ChampaignOntario

CMI - ONT

CMIONT

Champaign University-Willard

Wed 7/1

7:31 am-11:49 am

1 stop6h 18m

Ontario

Fri 7/17

12:35 pm-9:59 pm

1 stop7h 24m

$620

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Champaign to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Champaign to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Champaign to Ontario (CMI to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Champaign to Ontario

Fastest flight time

6h 18m

Direct flights

None
The fastest flight from Champaign to Ontario takes 6h 18m
There are no direct flights from Champaign to Ontario. There are no popular flight routes from Champaign to Ontario.
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Frequently asked questions about flying from Champaign to Ontario

  • How far is Champaign University-Willard to Ontario by plane?

    A flight from Champaign University-Willard to Ontario will travel around 1664.9 mi. Flights usually cover this in 6h 18m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Champaign University-Willard Airport to Ontario Airport?

    Prices for flights from Champaign University-Willard Airport to Ontario Airport were last updated today.

  • How many operators does momondo search for flights from Champaign University-Willard Airport to Ontario Airport?

  • How old do you have to be to fly from Champaign University-Willard Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Champaign University-Willard Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Champaign to Ontario?

Best airlines flying from Champaign to Ontario

Compare and see reviews for airlines that fly from Champaign to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $458Free CancellationRating
7.1
11,644 reviews
Search American Airlines flights

Frequently asked questions about flying from Champaign to Ontario

  • How do I get Price Alerts for flights from Champaign to Ontario?

    Price Alerts will notify you by email when the price for flights to Ontario from Champaign decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Champaign to Ontario with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to Ontario?

It is quick and easy to find Champaign to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Champaign to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Champaign to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Champaign to Ontario?

Once all potential Champaign to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Champaign to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Champaign. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Sun 7/12
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