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$77+ Cheap flights from San Antonio (SAT) to Missouri

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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — STL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from San Antonio to Missouri

Keep the following information in mind while searching for San Antonio to Missouri flight deals. Data was last updated September 11, 2025.

Round-trip from

$143
(CheapOair)

One-way from

$77
(Trip.com)

Popular in

March

Cheapest in

July

Average price

$374

Good round-trip deal

$267 or less

Good one-way deal

$127 or less
From San Antonio to Missouri
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One-way flight from San Antonio to Missouri
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Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from San Antonio to Missouri.
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Price to beat on a one-way flight from San Antonio to Missouri.
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Find flight deals from San Antonio to Missouri

Cheapest flights from San Antonio to Missouri
Explore the most affordable flight options available from San Antonio to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This CheapOair deal was found by Cheapflights users on 9/10. 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.
Wed 10/83:59 pmSAT - STL
1 stop17h 08mFrontier
Wed 10/157:52 pmSTL - SAT
1 stop23h 49mFrontier
Deal found 9/10$143
This CheapOair deal was found by Cheapflights users on 9/11. 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 10/29:33 pmSAT - STL
1 stop16h 20mFrontier
Mon 10/67:55 pmSTL - SAT
1 stop19h 19mFrontier
Deal found 9/11$153
This Booking.com deal was found by Cheapflights users on 9/8. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/288:20 pmSAT - MCI
1 stop17h 28mFrontier
Mon 10/63:01 pmMCI - SAT
1 stop24h 13mFrontier
Deal found 9/8$156
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:15 pmSAT - MCI
1 stop23h 23mFrontier
Sun 11/28:28 pmMCI - SAT
1 stop23h 02mFrontier
Deal found 9/10$164
This CheapOair deal was found by Cheapflights users on 9/11. 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.
Fri 10/312:41 pmSAT - STL
1 stop20h 25mFrontier
Tue 10/77:52 pmSTL - SAT
1 stop19h 22mFrontier
Deal found 9/11$165
This CheapOair deal was found by Cheapflights users on 9/11. 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.
Sun 9/219:55 amSAT - STL
1 stop23h 11mFrontier
Sun 10/1211:32 amSTL - SAT
1 stop5h 20mFrontier
Deal found 9/11$194
This Delta deal was found by Cheapflights users on 9/11. 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 12/42:46 pmSAT - STL
1 stop6h 17mDelta
Mon 12/85:12 pmSTL - SAT
1 stop7h 21mDelta
Deal found 9/11$197
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 10/115:15 pmSAT - MCI
1 stop6h 37mDelta
Sat 10/185:39 pmMCI - SAT
1 stop6h 41mDelta
Deal found 9/11$197
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/12:25 pmSAT - STL
1 stop4h 32mUnited Airlines
Wed 10/85:00 amSTL - SAT
2 stops8h 15mUnited Airlines
Deal found 9/10$202
This Southwest deal was found by Cheapflights users on 9/11. 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.
Mon 11/176:30 amSAT - MCI
1 stop5h 25mSouthwest
Wed 11/191:40 pmMCI - SAT
1 stop4h 35mSouthwest
Deal found 9/11$209
This Delta deal was found by Cheapflights users on 9/11. 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.
Tue 11/116:10 pmSAT - MCI
1 stop5h 13mDelta
Thu 11/135:45 amMCI - SAT
1 stop7h 56mDelta
Deal found 9/11$214
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/26:29 pmSAT - STL
1 stop5h 20mAmerican Airlines
Fri 10/33:59 pmSTL - SAT
1 stop7h 01mAmerican Airlines
Deal found 9/9$215

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Missouri 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 September 11, 2025.
Use the filters below to find and compare flights from San Antonio to Missouri that are best for you.

Fly from

San Antonio

Fly to

Missouri

Route

Depart

Return

Price

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Wed 10/1

6:35 am-12:21 pm

1 stop5h 46m

Lambert-St Louis

Wed 10/8

5:15 pm-12:20 am

1 stop7h 05m

$197

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Mon 10/13

6:45 am-12:28 pm

1 stop5h 43m

Lambert-St Louis

Thu 10/16

5:15 am-12:45 pm

1 stop7h 30m

$197

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Thu 12/4

6:23 pm-11:41 pm

1 stop5h 18m

Lambert-St Louis

Mon 12/8

7:02 pm-12:33 am

1 stop5h 31m

$197

San AntonioKansas City

SAT - MCI

SATMCI

San Antonio

Sat 11/1

6:25 am-11:31 am

1 stop5h 06m

Kansas City

Sat 11/1

6:15 pm-12:20 am

1 stop6h 05m

$197

San AntonioKansas City

SAT - MCI

SATMCI

San Antonio

Sat 10/11

5:15 pm-11:52 pm

1 stop6h 37m

Kansas City

Sat 10/18

5:39 pm-12:20 am

1 stop6h 41m

$197

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Wed 10/1

2:25 pm-6:57 pm

1 stop4h 32m

Lambert-St Louis

Wed 10/8

5:00 am-1:15 pm

2 stops8h 15m

$202

San AntonioKansas City

SAT - MCI

SATMCI

San Antonio

Mon 11/17

6:30 am-11:55 am

1 stop5h 25m

Kansas City

Wed 11/19

1:40 pm-6:15 pm

1 stop4h 35m

$209

San AntonioKansas City

SAT - MCI

SATMCI

San Antonio

Tue 11/11

5:30 pm-11:56 pm

1 stop6h 26m

Kansas City

Thu 11/13

7:00 am-1:41 pm

1 stop6h 41m

$214

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Fri 10/17

6:24 pm-11:54 pm

1 stop5h 30m

Lambert-St Louis

Tue 10/21

8:30 am-2:12 pm

1 stop5h 42m

$215

San AntonioSt. Louis

SAT - STL

SATSTL

San Antonio

Fri 9/26

7:25 pm-9:06 am

1 stop13h 41m

Lambert-St Louis

Sun 9/28

2:38 pm-1:16 pm

1 stop22h 38m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 59 results
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Best time to book a flight from San Antonio to Missouri

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

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

Currently, August is the cheapest month in which you can book a flight from San Antonio to Missouri (average of $311). Flying from San Antonio to Missouri in March is currently the most expensive (average of $356). 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 SAT to MO?

Find hourly flight availability from San Antonio to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

When flying from San Antonio to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated September 11, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from San Antonio to Missouri 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
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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.
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

8.0

Food

7.0

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 San Antonio to Missouri. 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 from for flights from San Antonio to Missouri?

    If you book a flight to Missouri from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

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

    This flight path from San Antonio to Missouri was viewed by 7 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Antonio to Missouri?

    Airlines like Delta, United Airlines, and Southwest fly from San Antonio to Missouri in about 5h 25m. The time it takes to get you to your destination can typically vary by up to 21m. There are 707 mi between San Antonio and Missouri. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $88. Users have also found prices from $93 and $98 on Southwest and American Airlines, respectively.

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

    When deciding which route to take from San Antonio to Missouri consider San Antonio - Kansas City, San Antonio - Springfield-Branson or San Antonio - Lambert-St Louis as they are the most popular.

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

    Looking for the cheapest flight from San Antonio to Missouri? While on average our users pay $296, our data indicates the cheapest price to be $118. The most popular route (San Antonio - Kansas City), is priced around $197.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from San Antonio to Missouri (average of $311). Flying from San Antonio to Missouri in March is currently the most expensive (average of $356). 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

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Alternative routes for San Antonio to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from San Antonio to Missouri

Discover the top 5 airlines that operate flights from San Antonio to Missouri. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$119Average$210FlexibilityNo cancel feeOn-time62%
DeltaCheapest$165Average$261FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$183Average$358FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$227Average$397FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$248Average$386FlexibilityNo cancel feeOn-time69%

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