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Champaign

$518+ Cheap flights from San Antonio to Champaign (SAT - CMI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CMI
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from San Antonio to Champaign

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Champaign (CMI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$518
(American Airlines)
From San Antonio to Champaign University-Willard
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Find flight deals from San Antonio to Champaign

Cheapest flights from San Antonio to Champaign
Explore the most affordable flight options available from San Antonio to Champaign. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:11 amSAT - CMI
1 stop5h 48mAmerican Airlines
Sun 10/56:00 amCMI - SAT
1 stop4h 56mAmerican Airlines
Deal found 9/15$518
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:37 pmSAT - CMI
1 stop4h 25mAmerican Airlines
Mon 10/134:26 pmCMI - SAT
1 stop5h 22mAmerican Airlines
Deal found 9/12$559
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:32 pmSAT - CMI
1 stop4h 59mAmerican Airlines
Sun 10/124:26 pmCMI - SAT
1 stop5h 22mAmerican Airlines
Deal found 9/13$626
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/287:59 amSAT - CMI
1 stop7h 03mAmerican Airlines
Thu 10/27:12 amCMI - SAT
1 stop5h 02mAmerican Airlines
Deal found 9/12$766
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/291:44 pmSAT - CMI
2 stops8h 07mAmerican Airlines
Fri 10/311:17 amCMI - SAT
2 stops9h 34mAmerican Airlines
Deal found 9/14$777

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Champaign 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from San Antonio to Champaign that are best for you.

Fly from

San Antonio

Fly to

Champaign

Route

Depart

Return

Price

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Fri 10/3

9:11 am-2:59 pm

1 stop5h 48m

Champaign University-Willard

Sun 10/5

6:00 am-10:56 am

1 stop4h 56m

$518

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Wed 10/8

4:37 pm-9:02 pm

1 stop4h 25m

Champaign University-Willard

Mon 10/13

4:26 pm-9:48 pm

1 stop5h 22m

$559

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Fri 10/10

1:32 pm-6:31 pm

1 stop4h 59m

Champaign University-Willard

Sun 10/12

4:26 pm-9:48 pm

1 stop5h 22m

$626

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Sun 9/28

7:59 am-3:02 pm

1 stop7h 03m

Champaign University-Willard

Thu 10/2

7:12 am-12:14 pm

1 stop5h 02m

$766

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Mon 9/29

4:02 pm-8:52 pm

1 stop4h 50m

Champaign University-Willard

Fri 10/3

11:17 am-5:49 pm

1 stop6h 32m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from San Antonio to Champaign

Have a flexible travel schedule? Discover the best time to fly to Champaign from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Champaign

What is the cheapest month to book a flight from San Antonio to Champaign?

Currently, August is the cheapest month in which you can book a flight from San Antonio to Champaign (average of $384). Flying from San Antonio to Champaign in June is currently the most expensive (average of $548). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Champaign. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Antonio to Champaign?

    There are many flights that can get you from San Antonio to Champaign in 5h 48m. Fly via American Airlines to get the fastest option. The distance between San Antonio and Champaign is about 926 mi.

  • Can I find deals for flights from San Antonio to Champaign that include hotel bookings?

    Yes. In addition to deals on San Antonio to Champaign flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Champaign?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Champaign.

  • Can I find deals for business class flights from San Antonio to Champaign?

    Yes. Cheapflights offers flight deals from San Antonio to Champaign by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Champaign?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Champaign (average of $384). Flying from San Antonio to Champaign in June is currently the most expensive (average of $548). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Champaign?

Book flights to Champaign if you plan to visit one of these locations
Danville

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