$226 Cheap Flights from San Jose (SJC) to Champaign (CMI)

View $226 flight on Wed, Oct 1, 2025Opens in a new window

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard)

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Cheap Flights from San Jose to Champaign (SJC-CMI)

Prices were available within the past 7 days and start at $226 for one-way flights and $474 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 31 - Sun, Nov 2
SJC
San Jose
CMI
Champaign
$474 Roundtrip, found 4 days ago
$474
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Oct 31 from San Jose to Champaign, returning Sun, Nov 2, priced at $474 found 4 days ago
American Airlines
Wed, Aug 13 - Wed, Aug 20
SJC
San Jose
CMI
Champaign
$476 Roundtrip, found 5 days ago
$476
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Aug 13 from San Jose to Champaign, returning Wed, Aug 20, priced at $476 found 5 days ago
American Airlines
Tue, Sep 30 - Wed, Oct 1
SJC
San Jose
CMI
Champaign
$506 Roundtrip, found 3 days ago
$506
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 30 from San Jose to Champaign, returning Wed, Oct 1, priced at $506 found 3 days ago
American Airlines
Wed, Sep 17 - Sat, Sep 20
SJC
San Jose
CMI
Champaign
$520 Roundtrip, found 1 day ago
$520
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Sep 17 from San Jose to Champaign, returning Sat, Sep 20, priced at $520 found 1 day ago
American Airlines
Tue, Sep 16 - Sat, Sep 20
SJC
San Jose
CMI
Champaign
$526 Roundtrip, found 1 day ago
$526
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 16 from San Jose to Champaign, returning Sat, Sep 20, priced at $526 found 1 day ago
American Airlines
Thu, Sep 18 - Sun, Sep 21
SJC
San Jose
CMI
Champaign
$530 Roundtrip, found 1 day ago
$530
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Sep 18 from San Jose to Champaign, returning Sun, Sep 21, priced at $530 found 1 day ago
American Airlines
Wed, Oct 1 - Tue, Oct 21
SJC
San Jose
CMI
Champaign
$543 Roundtrip, found 2 days ago
$543
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 1 from San Jose to Champaign, returning Tue, Oct 21, priced at $543 found 2 days ago
American Airlines
Tue, Jan 20 - Wed, Feb 4
SJC
San Jose
CMI
Champaign
$549 Roundtrip, found 2 days ago
$549
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Jan 20 from San Jose to Champaign, returning Wed, Feb 4, priced at $549 found 2 days ago
American Airlines
Wed, Oct 22 - Sat, Nov 8
SJC
San Jose
CMI
Champaign
$554 Roundtrip, found 2 days ago
$554
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 22 from San Jose to Champaign, returning Sat, Nov 8, priced at $554 found 2 days ago
American Airlines
Mon, Sep 15 - Sat, Sep 20
SJC
San Jose
CMI
Champaign
$558 Roundtrip, found 1 day ago
$558
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Sep 15 from San Jose to Champaign, returning Sat, Sep 20, priced at $558 found 1 day ago
Flights from San Jose (SJC) to Champaign (CMI)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
University Of Illinois Urbana-Champaign Williard
Roundtrip price
$473
Distance
1813 mi

San Jose to Champaign Flights

The cheapest times to fly from San Jose 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 San Jose to Champaign are during the month of October. You can find some of the cheapest flights from San Jose to Champaign with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Jose to Champaign

Sunday is one of the best days to book for cheap flights from San Jose 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 San Jose 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 San Jose to Champaign in 2025. You can also book with separate airlines for your outbound and return journeys, from $226 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 San Jose 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 San Jose 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

How much does a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI) cost?
Get a cheap one-way flight from $226 or cheap return flight from $474 from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
The cheapest month to fly from SJC to CMI is October, when demand is low. Off-peak months are often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SJC to CMI flight.
How many flights per day from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
You'll have to hop on a flight with a layover when traveling from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from SJC to CMI?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Choose a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI) last-minute?
Last-minute fares from SJC to CMI are typically more expensive. For the lowest prices, start searching for flights as early as possible. That said, if you can play around with your travel dates, you may score a cheap fare right before your trip.
Is it cheaper to book a SJC to CMI flight and hotel package?
Compared with arranging flights and hotels separately, booking a SJC to CMI flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
In most instances, you're able to cancel or reschedule your SJC to CMI flight. However, there may be additional fees, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, go to our Customer Service portal.

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*Available to One Key members.