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

Flights from Orange County (SNA) to Champaign (CMI)
Origin airport
John Wayne
Destination airport
University Of Illinois Urbana-Champaign Williard
Distance
1685 mi

Orange County to Champaign Flights

The cheapest times to fly from Orange County to Champaign

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 Orange County to Champaign are during the month of . You can find some of the cheapest flights from Orange County to Champaign with Expedia's search tool and vast selection of airlines.

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

Sunday is one of the best days to book for cheap flights from Orange County to Champaign: 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 Orange County to Champaign

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 Orange County to Champaign in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Orange County to Champaign 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 Orange County to Champaign 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.

Frequently asked questions

Is it cheaper to buy a plane ticket from John Wayne Airport (SNA) to Willard Airport last minute?
Booking your trip from John Wayne Airport (SNA) to University Of Illinois Urbana-Champaign Williard Airport (CMI) at the last minute could save you dollars if you happen to find a good deal. However, fares don’t typically get cheaper closer to the departure date. If you hold out, flights could also be booked up or the best seats taken (because who wants the middle seat?). If you’d rather not take any chances, book well in advance of when you want to leave. It’s worth noting that some of the best deals can be found up to a year in advance. If your preferred airline hasn’t released its airfares yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for Champaign from Santa Ana?
Santa Ana to Champaign flights touch down at University Of Illinois Urbana-Champaign Williard Airport (CMI). Put your bags down at your hotel and then explore some of the city’s big-name sights, such as Marketplace and University of Illinois Assembly Hall. The airport is roughly 6 mi south of the heart of Champaign.
Can I change the date of my flight from John Wayne Airport (SNA) to Willard Airport?
You can make changes to your SNA to Willard Airport ticket by logging in to the Expedia Trips portal. Before you amend times or dates, browse the conditions and rules in your itinerary to learn what the airline will allow you to do and if charges apply. Some carriers have a change fee per person, plus any difference in fare prices. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also take a look at our Customer Service portal for more advice and to chat with our Virtual Agent.

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*Available to One Key members.