$547+ 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CMI
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Champaign with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Champaign
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Best
Last-minute
Cheapest flights from San Antonio to ChampaignExplore 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 10, 2026.
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 10, 2026.
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/205:49 am -
1 stop5h 06m
Sun 12/276:43 pm -
1 stop5h 16m
Deal found 11/5![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/205:37 pm -
1 stop4h 25m
Tue 11/247:01 pm -
1 stop5h 32m
Deal found 11/5![American Airlines logo]()
$599
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/239:24 am -
1 stop4h 35m
Fri 11/277:11 am -
1 stop6h 02m
Deal found 11/7![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/249:24 am -
2 stops9h 06m
Sun 11/297:01 pm -
1 stop5h 32m
Deal found 11/9![American Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 11/8. 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 11/109:22 am -
1 stop4h 40m
Thu 11/127:11 am -
1 stop6h 04m
Deal found 11/8![American Airlines logo]()
$951
Best flights from San Antonio to ChampaignDiscover carefully curated flight deals from San Antonio to Champaign that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from San Antonio to Champaign that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/205:49 am -
1 stop5h 06m
Sun 12/276:43 pm -
1 stop5h 16m
Deal found 11/5![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/239:24 am -
1 stop4h 35m
Fri 11/277:11 am -
1 stop6h 02m
Deal found 11/7![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/249:24 am -
2 stops9h 06m
Sun 11/297:01 pm -
1 stop5h 32m
Deal found 11/9![American Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/2012:58 pm -
2 stops7h 20m
Tue 11/2412:14 pm -
2 stops9h 00m
Deal found 11/5![American Airlines logo]()
$1,062
Last-minute flights from San Antonio to ChampaignDiscover last-minute flight deals from San Antonio to Champaign. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Champaign. Data last updated November 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/8. 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 11/109:22 am -
1 stop4h 40m
Thu 11/127:11 am -
1 stop6h 04m
Deal found 11/8![American Airlines logo]()
$951
This American Airlines deal was found by Cheapflights users on 11/5. 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 11/205:37 pm -
1 stop4h 25m
Tue 11/247:01 pm -
1 stop5h 32m
Deal found 11/5![American Airlines logo]()
$599
This American Airlines deal was found by Cheapflights users on 11/7. 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 11/239:24 am -
1 stop4h 35m
Fri 11/277:11 am -
1 stop6h 02m
Deal found 11/7![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 11/9. 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 11/249:24 am -
2 stops9h 06m
Sun 11/297:01 pm -
1 stop5h 32m
Deal found 11/9![American Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 11/5. 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 12/205:49 am -
1 stop5h 06m
Sun 12/276:43 pm -
1 stop5h 16m
Deal found 11/5![American Airlines logo]()
$547
Find 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $547 (American Airlines) |
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 7,457,451 searches. Data last updated November 10, 2026.
Use the filters below to find and compare flights from San Antonio to Champaign that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San AntonioChampaign
SAT San Antonio - CMI Champaign University-Willard
SATCMI
San Antonio
Sun 12/20
5:49 am-10:55 am
1 stop5h 06m
Champaign University-Willard
Sun 12/27
6:43 pm-11:59 pm
1 stop5h 16m
$547
San AntonioChampaign
SAT San Antonio - CMI Champaign University-Willard
SATCMI
San Antonio
Mon 11/23
9:24 am-1:59 pm
1 stop4h 35m
Champaign University-Willard
Fri 11/27
7:11 am-1:13 pm
1 stop6h 02m
$634
San AntonioChampaign
SAT San Antonio - CMI Champaign University-Willard
SATCMI
San Antonio
Tue 11/24
9:24 am-6:30 pm
2 stops9h 06m
Champaign University-Willard
Sun 11/29
7:01 pm-12:33 am
1 stop5h 32m
$656
San AntonioChampaign
SAT San Antonio - CMI Champaign University-Willard
SATCMI
San Antonio
Fri 11/20
12:58 pm-8:18 pm
2 stops7h 20m
Champaign University-Willard
Tue 11/24
12:14 pm-9:14 pm
2 stops9h 00m
$1,062
Sorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Champaign flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Champaign flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SAT-CMI
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.
Reviews of airlines servicing Champaign
Get insights into the airlines that provide service to Champaign. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Champaign. Reviews last updated November 10, 2026.
Read reviews from past customers who have flown American Airlines from San Antonio to Champaign. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
Comfort
7.2
Entertainment
6.8
Boarding
7.4
Crew
7.9
Overall
7.0
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Aug 2025
BNA - ORD
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.
Traveling to a place near Champaign?
Book flights to Champaign if you plan to visit one of these locationsUrbana
Danville
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San Antonio and Champaign flights
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Top airline flying from San Antonio to Champaign
Discover the top airline that operate flights from San Antonio to Champaign. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$345 | Average$530 | FlexibilityNo cancel fee | On-time71% |