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Champaign

$436+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CMI
Dec 23 — Dec 301
Tue 12/23
Tue 12/30
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 November 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$436
(American Airlines)
Provider with most accurate pricing for San Antonio-Champaign University-Willard flight deals.
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Provider most trusted by Cheapflights users for San Antonio-Champaign University-Willard flights.
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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 November 23, 2025.

This American Airlines deal was found by Cheapflights users on 11/23. 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.
Tue 12/233:00 pmSAT - CMI
1 stop6h 05mAmerican Airlines
Wed 12/3111:33 amCMI - SAT
1 stop6h 18mAmerican Airlines
Deal found 11/23$436
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/246:41 amSAT - CMI
2 stops10h 59mAmerican Airlines
Wed 12/3111:33 amCMI - SAT
1 stop6h 18mAmerican Airlines
Deal found 11/23$442
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Tue 12/233:00 pmSAT - CMI
1 stop6h 05mAmerican Airlines
Thu 12/252:57 pmCMI - SAT
1 stop5h 17mAmerican Airlines
Deal found 11/23$466
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/246:41 amSAT - CMI
2 stops10h 59mAmerican Airlines
Thu 12/256:00 amCMI - SAT
2 stops10h 53mAmerican Airlines
Deal found 11/23$477
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/223:00 pmSAT - CMI
1 stop5h 37mAmerican Airlines
Wed 12/3111:33 amCMI - SAT
1 stop6h 18mAmerican Airlines
Deal found 11/23$496
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/2210:35 amSAT - CMI
2 stops10h 55mAmerican Airlines
Thu 12/256:52 amCMI - SAT
1 stop7h 18mAmerican Airlines
Deal found 11/23$502
This American Airlines deal was found by Cheapflights users on 11/23. 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 12/268:21 amSAT - CMI
1 stop6h 06mAmerican Airlines
Mon 12/292:57 pmCMI - SAT
1 stop4h 23mAmerican Airlines
Deal found 11/23$526
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 12/2510:35 amSAT - CMI
2 stops7h 05mAmerican Airlines
Fri 12/262:57 pmCMI - SAT
1 stop6h 53mAmerican Airlines
Deal found 11/23$532
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Sat 12/203:00 pmSAT - CMI
1 stop5h 37mAmerican Airlines
Thu 12/256:52 amCMI - SAT
1 stop7h 18mAmerican Airlines
Deal found 11/23$535

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 November 23, 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

Sat 2/14

8:30 am-2:24 pm

1 stop5h 54m

Champaign University-Willard

Tue 2/17

2:54 pm-9:56 pm

1 stop7h 02m

$436

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Tue 12/23

3:00 pm-9:05 pm

1 stop6h 05m

Champaign University-Willard

Wed 12/31

11:33 am-5:51 pm

1 stop6h 18m

$436

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Tue 12/23

3:00 pm-9:05 pm

1 stop6h 05m

Champaign University-Willard

Thu 12/25

6:00 am-4:53 pm

2 stops10h 53m

$472

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Wed 12/24

6:41 am-5:40 pm

2 stops10h 59m

Champaign University-Willard

Thu 12/25

6:00 am-4:53 pm

2 stops10h 53m

$477

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Sun 12/21

3:00 pm-8:37 pm

1 stop5h 37m

Champaign University-Willard

Wed 12/31

11:33 am-5:51 pm

1 stop6h 18m

$496

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Mon 12/22

10:35 am-9:30 pm

2 stops10h 55m

Champaign University-Willard

Thu 12/25

6:52 am-2:10 pm

1 stop7h 18m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/22

Compare providers for flights from San Antonio to Champaign

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Champaign in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Antonio-Champaign flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Champaign flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-Champaign flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Champaign flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Champaign flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $166). Flying from San Antonio to Champaign in January is currently the most expensive (average of $360). 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 54m. 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 $166). Flying from San Antonio to Champaign in January is currently the most expensive (average of $360). 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
Urbana
Danville

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