How many flights depart from San Antonio to Missouri on average per week?

The number of flights available between San Antonio and Missouri is 5 per week as of August 2026. The most frequent departure day is Tue, with 60% of weekly flights leaving on this day.

What airlines fly to Missouri?

Southwest, American Airlines and United Airlines are the top three most popular airlines that fly to Missouri from San Antonio according to our data. Southwest is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 6 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Missouri?

Southwest, Delta, and Frontier are the most popular carriers operating from San Antonio to Missouri

When did momondo last update prices for flights from San Antonio Airport to Missouri?

Prices for flights from San Antonio Airport to Missouri are updated daily.

How many operators does momondo search for flights from San Antonio Airport to Missouri?

As of August 2026, there are 4 operators available to choose from for flights from San Antonio Airport to Missouri.

How old do you have to be to fly from San Antonio Airport to Missouri?

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 San Antonio Airport to Missouri.

What documentation or ID do you need to fly to Missouri?

The necessary travel and health documents for your Missouri 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.

$91 Cheap Flights from San Antonio to Missouri in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Missouri

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:30 pm - 6:30 pmSAT San Antonio-MCI Kansas City

4h 00m1 stop Dallas Love Field

4:55 pm - 6:55 pmMCI Kansas City-SAT San Antonio

2h 00mnonstop

$207Southwest

Sat, Sep 12 - Tue, Sep 15

2:30 pm - 6:30 pmSAT San Antonio-MCI Kansas City

4h 00m1 stop Dallas Love Field

4:55 pm - 6:55 pmMCI Kansas City-SAT San Antonio

2h 00mnonstop

$207Southwest

Sat, Sep 12 - Tue, Sep 15

6:00 am - 11:30 amSAT San Antonio-MCI Kansas City

5h 30m1 stop Minneapolis St Paul

4:25 pm - 12:08 amMCI Kansas City-SAT San Antonio

7h 43m1 stop Atlanta Hartsfield-Jackson

$217Delta

Sat, Sep 12 - Tue, Sep 15

8:20 pm - 7:17 pmSAT San Antonio-STL Lambert-St Louis

22h 57m1 stop Denver Intl

8:10 pm - 7:25 pmSTL Lambert-St Louis-SAT San Antonio

23h 15m1 stop Denver Intl

$229Frontier

Tue, Sep 15 - Sun, Sep 20

8:20 pm - 7:37 pmSAT San Antonio-MCI Kansas City

23h 17m1 stop Denver Intl

11:20 am - 7:25 pmMCI Kansas City-SAT San Antonio

8h 05m1 stop Denver Intl

$230Frontier

Thu, Sep 10 - Mon, Sep 14

5:00 am - 10:40 amSAT San Antonio-MCI Kansas City

5h 40m1 stop Dallas/Fort Worth

8:00 am - 2:51 pmMCI Kansas City-SAT San Antonio

6h 51m1 stop Dallas/Fort Worth

$237American Airlines

Thu, Sep 10 - Wed, Sep 16

9:30 am - 2:09 pmSAT San Antonio-MCI Kansas City

4h 39m1 stop Houston George Bush Intcntl

3:14 pm - 10:39 pmMCI Kansas City-SAT San Antonio

7h 25m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$242United Airlines

Sat, Aug 29 - Mon, Aug 31

5:30 am - 10:06 amSAT San Antonio-MCI Kansas City

4h 36m1 stop Houston George Bush Intcntl

1:43 pm - 9:16 pmMCI Kansas City-SAT San Antonio

7h 33m2 stops Denver Intl Houston George Bush Intcntl

$242United Airlines

Thu, Sep 3 - Sat, Sep 5

6:00 am - 12:23 pmSAT San Antonio-MCI Kansas City

6h 23m1 stop Dallas/Fort Worth

5:28 am - 10:01 amMCI Kansas City-SAT San Antonio

4h 33m1 stop Dallas/Fort Worth

$287American Airlines

Sat, Sep 12 - Sun, Sep 13

6:45 am - 2:40 pmSAT San Antonio-SGF Springfield-Branson

7h 55m1 stop Atlanta Hartsfield-Jackson

5:32 pm - 12:33 amSGF Springfield-Branson-SAT San Antonio

7h 01m1 stop Atlanta Hartsfield-Jackson

$319Delta

Thu, Oct 22 - Mon, Oct 26

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 10:30 amSAT San Antonio-MCI Kansas City

4h 30m1 stop Dallas/Fort Worth

5:30 am - 10:01 amMCI Kansas City-SAT San Antonio

4h 31m1 stop Dallas/Fort Worth

$413American Airlines

Fri, Aug 7 - Sun, Aug 9

5:00 am - 8:59 amSAT San Antonio-MCI Kansas City

3h 59m1 stop Dallas/Fort Worth

5:14 pm - 10:50 pmMCI Kansas City-SAT San Antonio

5h 36m1 stop Dallas/Fort Worth

$413American Airlines

Fri, Aug 7 - Mon, Aug 10

5:00 am - 8:56 amSAT San Antonio-MCI Kansas City

3h 56m1 stop Dallas/Fort Worth

5:14 pm - 10:50 pmMCI Kansas City-SAT San Antonio

5h 36m1 stop Dallas/Fort Worth

$413American Airlines

Sat, Aug 8 - Mon, Aug 10

9:37 am - 2:15 pmSAT San Antonio-SGF Springfield-Branson

4h 38m1 stop Houston George Bush Intcntl

11:20 am - 4:55 pmSGF Springfield-Branson-SAT San Antonio

5h 35m1 stop Denver Intl

$424United Airlines

Thu, Aug 6 - Thu, Aug 13

9:37 am - 2:15 pmSAT San Antonio-SGF Springfield-Branson

4h 38m1 stop Houston George Bush Intcntl

4:58 pm - 10:39 pmSGF Springfield-Branson-SAT San Antonio

5h 41m1 stop Houston George Bush Intcntl

$424United Airlines

Fri, Aug 7 - Wed, Aug 12

5:32 pm - 11:27 pmSAT San Antonio-SGF Springfield-Branson

5h 55m1 stop Chicago O'Hare Intl

1:37 pm - 9:16 pmSGF Springfield-Branson-SAT San Antonio

7h 39m2 stops Denver Intl Houston George Bush Intcntl

$429United Airlines

Thu, Aug 6 - Wed, Aug 12

9:32 pm - 3:47 pmSAT San Antonio-MCI Kansas City

18h 15m1 stop Las Vegas Harry Reid Intl

1:45 pm - 6:54 pmMCI Kansas City-SAT San Antonio

5h 09m1 stop Denver Intl

$497Frontier

Thu, Aug 6 - Thu, Aug 13

9:32 pm - 1:00 pmSAT San Antonio-MCI Kansas City

15h 28m2 stops Las Vegas Harry Reid Intl Denver Intl

4:32 pm - 8:37 pmMCI Kansas City-SAT San Antonio

28h 05m1 stop Las Vegas Harry Reid Intl

$677Frontier

Fri, Aug 7 - Mon, Aug 10

12:05 pm - 2:00 pmSAT San Antonio-MCI Kansas City

1h 55mnonstop

2:00 pm - 9:30 pmMCI Kansas City-SAT San Antonio

7h 30m1 stop Baltimore/Washington

$755Southwest

Mon, Aug 10 - Fri, Aug 14

12:05 pm - 2:00 pmSAT San Antonio-MCI Kansas City

1h 55mnonstop

11:40 am - 1:40 pmMCI Kansas City-SAT San Antonio

2h 00mnonstop

$755Southwest

Mon, Aug 10 - Fri, Aug 14

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American Airlines flights from San Antonio to Missouri

Our best American Airlines deals on San Antonio to Missouri flight tickets

American Airlines

Sep 4

SAT5:00 amSan Antonio

4h 24m

1 stop

STL9:24 amLambert-St Louis

Sep 7

STL5:42 amLambert-St Louis

4h 19m

1 stop

SAT10:01 amSan Antonio

$333

American Airlines

Sep 3

SAT5:00 amSan Antonio

4h 00m

1 stop

SGF9:00 amSpringfield-Branson

Sep 7

SGF6:44 pmSpringfield-Branson

4h 06m

1 stop

SAT10:50 pmSan Antonio

$339

American Airlines

Oct 23

SAT5:00 amSan Antonio

5h 08m

1 stop

SGF10:08 amSpringfield-Branson

Oct 25

SGF7:51 pmSpringfield-Branson

4h 08m

1 stop

SAT11:59 pmSan Antonio

$364

Frontier flights from San Antonio to Missouri

Our best Frontier deals on San Antonio to Missouri flight tickets

Frontier

Sep 15

SAT8:20 pmSan Antonio

22h 57m

1 stop

STL7:17 pmLambert-St Louis

Sep 20

STL8:10 pmLambert-St Louis

23h 15m

1 stop

SAT7:25 pmSan Antonio

$229

Frontier

Sep 10

SAT8:20 pmSan Antonio

23h 17m

1 stop

MCI7:37 pmKansas City

Sep 14

MCI11:20 amKansas City

8h 05m

1 stop

SAT7:25 pmSan Antonio

$230

Frontier

Aug 29

SAT8:26 pmSan Antonio

16h 27m

1 stop

MCI12:53 pmKansas City

Aug 31

MCI1:38 pmKansas City

5h 53m

1 stop

SAT7:31 pmSan Antonio

$233

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Sat 9/12

2:30 pm-6:30 pm

1 stop4h 00m

Kansas City

Tue 9/15

4:55 pm-6:55 pm

Nonstop2h 00m

$207

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Sat 9/12

2:30 pm-6:30 pm

1 stop4h 00m

Kansas City

Tue 9/15

4:55 pm-6:55 pm

Nonstop2h 00m

$207

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Sat 9/12

6:00 am-11:30 am

1 stop5h 30m

Kansas City

Tue 9/15

4:25 pm-12:08 am

1 stop7h 43m

$217

San AntonioSt. Louis

SAT San Antonio - STL Lambert-St Louis

SATSTL

San Antonio

Tue 9/15

8:20 pm-7:17 pm

1 stop22h 57m

Lambert-St Louis

Sun 9/20

8:10 pm-7:25 pm

1 stop23h 15m

$229

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Thu 9/10

8:20 pm-7:37 pm

1 stop23h 17m

Kansas City

Mon 9/14

11:20 am-7:25 pm

1 stop8h 05m

$230

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Thu 9/10

5:00 am-10:40 am

1 stop5h 40m

Kansas City

Wed 9/16

8:00 am-2:51 pm

1 stop6h 51m

$237

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Sat 8/29

9:30 am-2:09 pm

1 stop4h 39m

Kansas City

Mon 8/31

3:14 pm-10:39 pm

2 stops7h 25m

$242

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Thu 9/3

5:30 am-10:06 am

1 stop4h 36m

Kansas City

Sat 9/5

1:43 pm-9:16 pm

2 stops7h 33m

$242

San AntonioKansas City

SAT San Antonio - MCI Kansas City

SATMCI

San Antonio

Sat 9/12

6:00 am-12:23 pm

1 stop6h 23m

Kansas City

Sun 9/13

5:28 am-10:01 am

1 stop4h 33m

$287

San AntonioSpringfield

SAT San Antonio - SGF Springfield-Branson

SATSGF

San Antonio

Thu 10/22

6:45 am-2:40 pm

1 stop7h 55m

Springfield-Branson

Mon 10/26

5:32 pm-12:33 am

1 stop7h 01m

$319

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Other information

What is the cheapest month to fly to Missouri?

In general, September is the cheapest month to fly from San Antonio to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $346. If you aren’t able to travel to Missouri during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $365.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from San Antonio to Missouri is on a Thursday when prices can be found for as low as $374. Flights from San Antonio to Missouri on a Sunday will generally be more expensive and average around $555. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the afternoon. momondo users have found flights departing from San Antonio to Missouri in the afternoon for as low as $386. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly at noon, with an average ticket price of $527. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Antonio to Missouri flight route?

Fly from San Antonio to Kansas City for the best San Antonio - Missouri flight prices

What cabin class options are available on San Antonio to Missouri flights?

There is only 1 cabin class available to choose from on San Antonio to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Antonio to Missouri flights?

You could potentially save up to 9% on your flight if you consider stops on a San Antonio to Missouri flight.

Cheap San Antonio to Missouri flight deals and tips

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

Best Price Found	$206
Fastest flight time	1h 55m
Direct flights	Every day
Airports in Missouri	55 airports

The best one-way flight to Missouri from San Antonio in the past 72 hours is $206. The best round-trip flight deal from San Antonio to Missouri found on momondo in the last 72 hours is $328.

The fastest flight from San Antonio to Missouri takes 1h 55m

Direct flights go from San Antonio to Missouri every day.

There are 55 airports in Missouri. From San Antonio there are direct flights to Kansas City (MCI), Lambert-St Louis (STL).

Search flight deals

Frequently asked questions about flying from San Antonio to Missouri

When did momondo last update prices for flights from San Antonio Airport to Missouri?
Prices for flights from San Antonio Airport to Missouri are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Missouri?
As of August 2026, there are 4 operators available to choose from for flights from San Antonio Airport to Missouri.
How old do you have to be to fly from San Antonio Airport to Missouri?
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 San Antonio Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The necessary travel and health documents for your Missouri 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.
What is the most popular plane model from San Antonio to Missouri?
momondo data reveals that the most frequently booked plane model on the route from San Antonio to Missouri is Boeing 737 MAX 8, representing 17.97% of all bookings. The subsequent popular models are Airbus A319 at 12.44%, Boeing 737-800 Passenger/BBJ2 (winglets) at 11.06%, and Boeing 737-800 at 9.68%.

Best airlines flying from San Antonio to Missouri

Compare and see reviews for airlines that fly from San Antonio to Missouri with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $196	Free Cancellation	Rating 7.4 10,058 reviews	Search United Airlines flights
American Airlines	PriceFrom $198	Free Cancellation	Rating 7.1 11,848 reviews	Search American Airlines flights
Delta	PriceFrom $206	Free Cancellation	Rating 7.8 8,491 reviews	Search Delta flights
Southwest	PriceFrom $267	Free Cancellation	Rating 8.0 4,220 reviews	Search Southwest flights

Why use momondo?

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

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

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

All flight searches from San Antonio to Missouri on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between San Antonio and Missouri 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 San Antonio to Missouri right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Antonio to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.