$313 Cheap Flights from Champaign (CMI) to Orange County (SNA)

View $313 flight on Fri, Sep 26, 2025Opens in a new window

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to John Wayne Airport (SNA)

Cheap Flights from Champaign to Orange County (CMI-SNA)

Prices were available within the past 7 days and start at $313 for one-way flights and $509 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jul 31 - Tue, Aug 4
CMI
Champaign
SNA
Orange County
$509 Roundtrip, found 16 hours ago
$509
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, Jul 31 from Champaign to Orange County, returning Tue, Aug 4, priced at $509 found 16 hours ago
American Airlines
Fri, Nov 14 - Thu, Nov 20
CMI
Champaign
SNA
Orange County
$528 Roundtrip, found 1 day ago
$528
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Orange County, returning Thu, Nov 20, priced at $528 found 1 day ago
American Airlines
Fri, Nov 14 - Thu, Nov 20
CMI
Champaign
SNA
Orange County
$539 Roundtrip, found 1 day ago
$539
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Orange County, returning Thu, Nov 20, priced at $539 found 1 day ago
American Airlines
Thu, Oct 9 - Sun, Oct 12
CMI
Champaign
SNA
Orange County
$558 Roundtrip, found 6 days ago
$558
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 9 from Champaign to Orange County, returning Sun, Oct 12, priced at $558 found 6 days ago
American Airlines
Fri, Jul 31 - Tue, Aug 4
CMI
Champaign
SNA
Orange County
$572 Roundtrip, found 16 hours ago
$572
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, Jul 31 from Champaign to Orange County, returning Tue, Aug 4, priced at $572 found 16 hours ago
American Airlines
Wed, Oct 8 - Sat, Oct 11
CMI
Champaign
SNA
Orange County
$574 Roundtrip, found 1 hour ago
$574
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Oct 8 from Champaign to Orange County, returning Sat, Oct 11, priced at $574 found 1 hour ago
American Airlines
Wed, Mar 18 - Tue, Mar 24
CMI
Champaign
SNA
Orange County
$580 Roundtrip, found 3 days ago
$580
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Mar 18 from Champaign to Orange County, returning Tue, Mar 24, priced at $580 found 3 days ago
American Airlines
Mon, Nov 24 - Sat, Dec 6
CMI
Champaign
SNA
Orange County
$586 Roundtrip, found 6 days ago
$586
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Nov 24 from Champaign to Orange County, returning Sat, Dec 6, priced at $586 found 6 days ago
American Airlines
Thu, Oct 9 - Sun, Oct 12
CMI
Champaign
SNA
Orange County
$588 Roundtrip, found 1 hour ago
$588
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Oct 9 from Champaign to Orange County, returning Sun, Oct 12, priced at $588 found 1 hour ago
American Airlines
Fri, Nov 14 - Fri, Nov 21
CMI
Champaign
SNA
Orange County
$591 Roundtrip, found 18 hours ago
$591
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Orange County, returning Fri, Nov 21, priced at $591 found 18 hours ago

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA) cost?
Secure a cheap one-way flight from $313 or cheap return flight from $509 from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA)?
July is the most affordable month to fly from CMI to SNA. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll take you from CMI to SNA. Then, sort your results by "Price (lowest to highest)" to snag a great deal.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA)?
You'll need to hop on a flight with a layover when traveling from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from CMI to SNA?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA)?
Choose a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA) that takes off before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA) last-minute?
Booking your ticket from CMI to SNA right before your getaway is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a CMI to SNA flight and hotel package?
Opting for a CMI to SNA flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to John Wayne Airport (SNA)?
If you booked your CMI to SNA flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
John Wayne
Airlines serving
American Airlines
Roundtrip price
$509
Distance
1685 mi

Book with confidence

Book with confidence

Champaign to Orange County Flights

The cheapest times to fly from Champaign to Orange County

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Champaign to Orange County are during the month of July. You can find some of the cheapest flights from Champaign to Orange County with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Champaign to Orange County

Sunday is one of the best days to book for cheap flights from Champaign to Orange County: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Champaign to Orange County

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Champaign to Orange County in 2025. You can also book with separate airlines for your outbound and return journeys, from $313 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Champaign to Orange County flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Champaign to Orange County airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Champaign to Orange County Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.