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.

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 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.

$620 Cheap Flights from Champaign to Ontario in 2026

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Champaign to Los Angeles

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

CMI

ONT

1659 mimulti-stop

ONT

CMI

1659 mimulti-stop

Multiple Airlines

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	9h 03m
Direct flights	None

The fastest flight from Champaign to Ontario takes 9h 03m

There are no direct flights from Champaign to Ontario. There are no popular flight routes from Champaign to Ontario.

Search flight deals

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 9h 03m, 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 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.

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.