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San Antonio

$89+ Cheap flights from Missouri to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SAT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Missouri to San Antonio

Keep the following information in mind while searching for Missouri to San Antonio flight deals. Data was last updated March 28, 2025.

Round-trip from

$177
(Southwest)

One-way from

$89
(Southwest)

Good round-trip deal

$307 or less

Good one-way deal

$88 or less
From Missouri to San Antonio
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One-way flight from Missouri to San Antonio
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Price to beat on a round-trip flight from Missouri to San Antonio.
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Price to beat on a one-way flight from Missouri to San Antonio.
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Find flight deals from Missouri to San Antonio

Cheapest flights from Missouri to San Antonio
Explore the most affordable flight options available from Missouri to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Southwest deal was found by Cheapflights users on 3/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:10 pmSTL - SAT
Nonstop2h 15mSouthwest
Mon 4/285:00 amSAT - STL
Nonstop2h 05mSouthwest
Deal found 3/27$177
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/245:32 pmSTL - SAT
1 stop6h 58mDelta
Mon 4/286:08 pmSAT - STL
1 stop5h 26mDelta
Deal found 3/27$187
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/15:07 amMCI - SAT
1 stop5h 00mAmerican Airlines
Mon 5/56:05 pmSAT - MCI
1 stop5h 54mAmerican Airlines
Deal found 3/27$194
This CheapOair deal was found by Cheapflights users on 3/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/155:45 pmSTL - SAT
1 stop25h 46mFrontier
Sun 5/188:25 pmSAT - STL
1 stop12h 44mFrontier
Deal found 3/27$200
This Delta deal was found by Cheapflights users on 3/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:45 pmMCI - SAT
1 stop5h 45mDelta
Wed 4/307:00 amSAT - MCI
1 stop6h 26mDelta
Deal found 3/26$205
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/166:00 amMCI - SAT
2 stops7h 22mUnited Airlines
Tue 4/224:52 pmSAT - MCI
1 stop6h 52mUnited Airlines
Deal found 3/26$210
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/45:45 amSTL - SAT
1 stop6h 50mAmerican Airlines
Wed 5/76:15 amSAT - STL
1 stop6h 52mAmerican Airlines
Deal found 3/27$218
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/106:45 pmMCI - SAT
1 stop10h 19mSpirit Airlines
Sun 5/112:55 pmSAT - MCI
1 stop7h 46mSpirit Airlines
Deal found 3/27$234
This Frontier deal was found by Cheapflights users on 3/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1012:34 pmMCI - SAT
1 stop6h 27mFrontier
Sat 4/122:18 pmSAT - MCI
1 stop5h 19mFrontier
Deal found 3/26$238
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/164:45 pmSTL - SAT
1 stop7h 14mUnited Airlines
Fri 8/222:05 pmSAT - STL
1 stop4h 53mUnited Airlines
Deal found 3/26$239
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/1412:09 pmSGF - SAT
1 stop5h 43mAmerican Airlines
Sat 5/175:44 pmSAT - SGF
1 stop6h 10mAmerican Airlines
Deal found 3/27$249
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/117:59 amJLN - SAT
1 stop8h 40mUnited Airlines
Tue 4/159:04 amSAT - JLN
1 stop7h 54mUnited Airlines
Deal found 3/26$254

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Missouri to San Antonio that are best for you.

Fly from

Missouri

Fly to

San Antonio

Route

Depart

Return

Price

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Thu 4/24

6:10 pm-8:25 pm

Nonstop2h 15m

San Antonio

Mon 4/28

5:00 am-7:05 am

Nonstop2h 05m

$177

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Thu 4/24

5:32 pm-12:30 am

1 stop6h 58m

San Antonio

Mon 4/28

6:08 pm-11:34 pm

1 stop5h 26m

$187

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Thu 5/1

5:07 am-10:07 am

1 stop5h 00m

San Antonio

Mon 5/5

6:05 pm-11:59 pm

1 stop5h 54m

$194

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Thu 5/15

5:45 pm-7:31 pm

1 stop25h 46m

San Antonio

Sun 5/18

8:25 pm-9:09 am

1 stop12h 44m

$200

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Sun 5/4

5:45 am-12:35 pm

1 stop6h 50m

San Antonio

Wed 5/7

6:15 am-1:07 pm

1 stop6h 52m

$218

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Sat 5/10

6:45 pm-5:04 am

1 stop10h 19m

San Antonio

Sun 5/11

2:55 pm-10:41 pm

1 stop7h 46m

$234

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Sat 8/16

4:45 pm-11:59 pm

1 stop7h 14m

San Antonio

Fri 8/22

2:05 pm-6:58 pm

1 stop4h 53m

$239

SpringfieldSan Antonio

SGF - SAT

SGFSAT

Springfield-Branson

Wed 5/14

12:09 pm-5:52 pm

1 stop5h 43m

San Antonio

Sat 5/17

5:44 pm-11:54 pm

1 stop6h 10m

$249

JoplinSan Antonio

JLN - SAT

JLNSAT

Joplin

Fri 4/11

7:59 am-4:39 pm

1 stop8h 40m

San Antonio

Tue 4/15

9:04 am-4:58 pm

1 stop7h 54m

$254

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Tue 4/22

6:45 pm-12:30 am

1 stop5h 45m

San Antonio

Fri 4/25

6:08 pm-11:15 pm

1 stop5h 07m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 39 results
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Best time to book a flight from Missouri to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Missouri 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 Missouri to San Antonio

What is the cheapest month to book a flight from Missouri to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Missouri to San Antonio (average of $295). Flying from Missouri to San Antonio in March is currently the most expensive (average of $376). 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.

What is the cheapest time of day to fly from MO to SAT?

Find hourly flight availability from Missouri to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to San Antonio as you normally would.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated March 28, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Missouri to San Antonio have to say. 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.
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Missouri to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Missouri?

    For a flight from Missouri to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.

  • How popular is this Missouri to San Antonio flight route?

    The Missouri to San Antonio flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Missouri to San Antonio one-way?

    $89 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $94 and $104, respectively.

  • What are the most popular routes from Missouri to San Antonio?

    While some choose either Lambert-St Louis - San Antonio or Springfield-Branson - San Antonio, Kansas City - San Antonio is the most popular route from Missouri to San Antonio.

  • What are the cheapest flights from Missouri to San Antonio?

    While on average a flight from Missouri to San Antonio is generally $338, our data shows the cheapest flight currently is $88. When looking at the most popular route, (Kansas City - San Antonio), you can expect to pay $205 for that flight.

  • Can I find deals for flights from Missouri to San Antonio that include hotel bookings?

    Yes. In addition to deals on Missouri to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to San Antonio.

  • Can I find deals for business class flights from Missouri to San Antonio?

    Yes. Cheapflights offers flight deals from Missouri to San Antonio 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 Missouri to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Missouri to San Antonio (average of $295). Flying from Missouri to San Antonio in March is currently the most expensive (average of $376). 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 Missouri?

Book flights to Missouri if you plan to visit one of these locations
New Braunfels

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Alternative routes for Missouri to San Antonio

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Top 6 airlines flying from Missouri to San Antonio

Discover the top 6 airlines that operate flights from Missouri to San Antonio. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$204FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$137Average$223FlexibilityNo cancel feeOn-time65%
DeltaCheapest$167Average$328FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$188Average$388FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$197Average$384FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$218Average$357FlexibilityNo cancel feeOn-time69%
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