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Cheap flights from San Antonio to Champaign from $543

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Champaign departing on 4/10. 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 San Antonio to Champaign

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:06 am - 6:28 pm
SAT
-
CMI
8h 22m
2 stops
American Airlines Logo
6:58 pm - 11:59 pm
CMI
-
SAT
5h 01m
1 stop
$543American Airlines
Fri, Apr 10 - Sun, Apr 12
American Airlines Logo
8:31 pm - 2:31 pm
SAT
-
CMI
18h 00m
1 stop
American Airlines Logo
6:58 pm - 11:59 pm
CMI
-
SAT
5h 01m
1 stop
$561American Airlines
Fri, Apr 10 - Sun, Apr 12
American Airlines Logo
1:40 pm - 8:54 pm
SAT
-
CMI
7h 14m
1 stop
American Airlines Logo
2:54 pm - 8:53 pm
CMI
-
SAT
5h 59m
1 stop
$598American Airlines
Thu, Mar 19 - Mon, Mar 23
American Airlines Logo
6:24 am - 3:17 pm
SAT
-
CMI
8h 53m
2 stops
American Airlines Logo
2:54 pm - 8:53 pm
CMI
-
SAT
5h 59m
1 stop
$604American Airlines
Thu, Mar 19 - Mon, Mar 23
American Airlines Logo
10:06 am - 6:28 pm
SAT
-
CMI
8h 22m
2 stops
American Airlines Logo
6:05 am - 3:38 pm
CMI
-
SAT
9h 33m
2 stops
$659American Airlines
Fri, Apr 10 - Sun, Apr 12
American Airlines Logo
6:24 am - 3:17 pm
SAT
-
CMI
8h 53m
2 stops
American Airlines Logo
3:47 pm - 11:59 pm
CMI
-
SAT
8h 12m
2 stops
$714American Airlines
Thu, Mar 19 - Mon, Mar 23

American Airlines flights from San Antonio to Champaign

Our best American Airlines deals on San Antonio to Champaign flight tickets
American Airlines
Apr 10
SAT10:06 amSan Antonio
8h 22m
2 stops
CMI6:28 pmChampaign University-Willard
Apr 12
CMI6:58 pmChampaign University-Willard
5h 01m
1 stop
SAT11:59 pmSan Antonio
$543
American Airlines
Apr 10
SAT8:31 pmSan Antonio
18h 00m
1 stop
CMI2:31 pmChampaign University-Willard
Apr 12
CMI6:58 pmChampaign University-Willard
5h 01m
1 stop
SAT11:59 pmSan Antonio
$561
American Airlines
Mar 19
SAT1:40 pmSan Antonio
7h 14m
1 stop
CMI8:54 pmChampaign University-Willard
Mar 23
CMI2:54 pmChampaign University-Willard
5h 59m
1 stop
SAT8:53 pmSan Antonio
$598

momondo 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, momondo users made 832,500 searches. Data last updated March 5, 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

Price

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Fri 4/10

10:06 am-6:28 pm

2 stops8h 22m

Champaign University-Willard

Sun 4/12

6:58 pm-11:59 pm

1 stop5h 01m

$543

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Fri 4/10

8:31 pm-2:31 pm

1 stop18h 00m

Champaign University-Willard

Sun 4/12

6:58 pm-11:59 pm

1 stop5h 01m

$561

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Thu 3/19

1:40 pm-8:54 pm

1 stop7h 14m

Champaign University-Willard

Mon 3/23

2:54 pm-8:53 pm

1 stop5h 59m

$598

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Thu 3/19

6:24 am-3:17 pm

2 stops8h 53m

Champaign University-Willard

Mon 3/23

2:54 pm-8:53 pm

1 stop5h 59m

$604

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Fri 4/10

10:06 am-6:28 pm

2 stops8h 22m

Champaign University-Willard

Sun 4/12

6:05 am-3:38 pm

2 stops9h 33m

$659

San AntonioChampaign

SAT - CMI

SATCMI

San Antonio

Thu 3/19

6:24 am-3:17 pm

2 stops8h 53m

Champaign University-Willard

Mon 3/23

3:47 pm-11:59 pm

2 stops8h 12m

$714

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Antonio to Champaign

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

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

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

Fastest flight time

7h 14m

Direct flights

None
The fastest flight from San Antonio to Champaign takes 7h 14m
There are no direct flights from San Antonio to Champaign. There are no popular flight routes from San Antonio to Champaign.
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  • How far is San Antonio to Champaign University-Willard by plane?

    The straight-line distance from San Antonio to Champaign University-Willard is 942.6 mi. A reasonable flight in good conditions will take 7h 14m.

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

    Prices for flights from San Antonio Airport to Champaign University-Willard Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Champaign University-Willard Airport.

  • What documentation or ID do you need to fly to Champaign University-Willard Airport?

    The necessary travel and health documents for your Champaign University-Willard Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from San Antonio to Champaign?

    Confirm your travel details to search for the latest offers for flights from San Antonio to Champaign. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from San Antonio to Champaign with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Champaign?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Champaign. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from San Antonio to Champaign with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential San Antonio to Champaign flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Antonio to Champaign flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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