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Cheap flights from Champaign to San Antonio from $270

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Champaign to San Antonio departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Champaign to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
6:05 am - 11:03 am
SAT
-
CMI
4h 58m
1 stop
$270American Airlines
Wed, Jun 10 - Tue, Jun 16
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
2:10 pm - 8:59 pm
SAT
-
CMI
6h 49m
1 stop
$306American Airlines
Wed, Jun 10 - Tue, Jun 16
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
8:00 am - 6:12 pm
SAT
-
CMI
10h 12m
2 stops
$348American Airlines
Wed, Jun 10 - Tue, Jun 16
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
5:35 pm - 10:01 pm
SAT
-
CMI
4h 26m
1 stop
$400American Airlines
Wed, Jun 17 - Sun, Jun 21
American Airlines Logo
11:37 am - 5:57 pm
CMI
-
SAT
6h 20m
1 stop
American Airlines Logo
2:51 pm - 10:01 pm
SAT
-
CMI
7h 10m
1 stop
$530American Airlines
Fri, May 29 - Sun, May 31
American Airlines Logo
11:37 am - 9:06 pm
CMI
-
SAT
9h 29m
2 stops
American Airlines Logo
2:51 pm - 10:01 pm
SAT
-
CMI
7h 10m
1 stop
$536American Airlines
Fri, May 29 - Sun, May 31
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
5:35 pm - 10:01 pm
SAT
-
CMI
4h 26m
1 stop
$547American Airlines
Fri, Jun 12 - Sun, Jun 14
American Airlines Logo
6:43 pm - 11:59 pm
CMI
-
SAT
5h 16m
1 stop
American Airlines Logo
5:35 pm - 10:01 pm
SAT
-
CMI
4h 26m
1 stop
$574American Airlines
Fri, Jun 12 - Sun, Jun 14
American Airlines Logo
11:33 am - 9:06 pm
CMI
-
SAT
9h 33m
2 stops
American Airlines Logo
2:45 pm - 8:59 pm
SAT
-
CMI
6h 14m
1 stop
$600American Airlines
Fri, Jun 5 - Sun, Jun 7
American Airlines Logo
2:46 pm - 7:40 pm
CMI
-
SAT
4h 54m
1 stop
American Airlines Logo
2:45 pm - 8:59 pm
SAT
-
CMI
6h 14m
1 stop
$621American Airlines
Fri, Jun 12 - Sun, Jun 14

American Airlines flights from Champaign to San Antonio

Our best American Airlines deals on Champaign to San Antonio flight tickets
American Airlines
Jun 10
CMI6:43 pmChampaign University-Willard
5h 16m
1 stop
SAT11:59 pmSan Antonio
Jun 16
SAT6:05 amSan Antonio
4h 58m
1 stop
CMI11:03 amChampaign University-Willard
$270
American Airlines
Jun 10
CMI6:43 pmChampaign University-Willard
5h 16m
1 stop
SAT11:59 pmSan Antonio
Jun 16
SAT2:10 pmSan Antonio
6h 49m
1 stop
CMI8:59 pmChampaign University-Willard
$306
American Airlines
Jun 10
CMI6:43 pmChampaign University-Willard
5h 16m
1 stop
SAT11:59 pmSan Antonio
Jun 16
SAT8:00 amSan Antonio
10h 12m
2 stops
CMI6:12 pmChampaign University-Willard
$348

momondo Fare Finder

 
Customize your flight search to find flights from Champaign to San Antonio 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, momondo users made 832,500 searches. Data last updated May 15, 2026.
Use the filters below to find and compare flights from Champaign to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Wed 6/10

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Tue 6/16

6:05 am-11:03 am

1 stop4h 58m

$270

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Wed 6/10

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Tue 6/16

2:10 pm-8:59 pm

1 stop6h 49m

$306

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Wed 6/10

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Tue 6/16

8:00 am-6:12 pm

2 stops10h 12m

$348
Quickest round-trip

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Wed 6/17

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Sun 6/21

5:35 pm-10:01 pm

1 stop4h 26m

$400

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 5/29

11:37 am-5:57 pm

1 stop6h 20m

San Antonio

Sun 5/31

2:51 pm-10:01 pm

1 stop7h 10m

$530

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 5/29

11:37 am-9:06 pm

2 stops9h 29m

San Antonio

Sun 5/31

2:51 pm-10:01 pm

1 stop7h 10m

$536

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 6/12

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Sun 6/14

5:35 pm-10:01 pm

1 stop4h 26m

$547

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 6/12

6:43 pm-11:59 pm

1 stop5h 16m

San Antonio

Sun 6/14

5:35 pm-10:01 pm

1 stop4h 26m

$574

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 6/5

11:33 am-9:06 pm

2 stops9h 33m

San Antonio

Sun 6/7

2:45 pm-8:59 pm

1 stop6h 14m

$600

ChampaignSan Antonio

CMI - SAT

CMISAT

Champaign University-Willard

Fri 6/12

2:46 pm-7:40 pm

1 stop4h 54m

San Antonio

Sun 6/14

2:45 pm-8:59 pm

1 stop6h 14m

$621

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Antonio from

How to get the cheapest flight ticket from Champaign to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to San Antonio?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to San Antonio from Champaign according to our data. American Airlines is the first choice among our users, with 84% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 3 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

When to book flights from Champaign to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Champaign to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Champaign to San Antonio (CMI to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Champaign to San Antonio

Fastest flight time

5h 16m

Direct flights

None
The fastest flight from Champaign to San Antonio takes 5h 16m
There are no direct flights from Champaign to San Antonio. There are no popular flight routes from Champaign to San Antonio.
Search flight deals

Frequently asked questions about flying from Champaign to San Antonio

  • How far is Champaign University-Willard to San Antonio by plane?

    There are 942.6 mi between Champaign University-Willard and San Antonio. A reasonable flight in good conditions will take 5h 16m.

  • When did momondo last update prices for flights from Champaign University-Willard Airport to San Antonio Airport?

    Prices for flights from Champaign University-Willard Airport to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Champaign University-Willard Airport to San Antonio Airport?

  • How old do you have to be to fly from Champaign University-Willard Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Champaign University-Willard Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Champaign to San Antonio?

Best airlines flying from Champaign to San Antonio

Compare and see reviews for airlines that fly from Champaign to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $306Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Boerne
Pleasanton
Schertz

Why use momondo?

Why should I use momondo to find a flight deal from Champaign to San Antonio?

Finding the right flight to San Antonio from Champaign is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from Champaign to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from Champaign which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Champaign to San Antonio?

momondo helps you find the best flight between Champaign and San Antonio by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Champaign to San Antonio right now. Can momondo alert me if prices change?

Price alerts on flights to San Antonio from Champaign are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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