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$71+ Cheap flights from Kansas City to San Antonio (MCI - 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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — SAT
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheapflights Tip: The best prices from Kansas City to San Antonio are usually found in August or October, booked 28 days in advance, depart on a Tuesday or Saturday and return on a Saturday

Cheap flight deals from Kansas City to San Antonio

Cheapest flights from Kansas City to San Antonio
Explore the most affordable flight options available from Kansas City to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This CheapOair deal was found by Cheapflights users on 1/22. 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 2/198:28 pm
MCI
-
SAT
1 stop23h 09m
Frontier
Thu 2/268:20 pm
SAT
-
MCI
1 stop23h 28m
Frontier
Deal found 1/22$171
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:39 pm
MCI
-
SAT
1 stop26h 51m
Multiple Airlines
Wed 3/1110:26 am
SAT
-
MCI
1 stop23h 57m
Multiple Airlines
Deal found 1/23$185
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:53 am
MCI
-
SAT
1 stop29h 27m
Multiple Airlines
Wed 3/1110:26 am
SAT
-
MCI
1 stop23h 57m
Multiple Airlines
Deal found 1/23$186
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:26 am
MCI
-
SAT
1 stop22h 04m
Multiple Airlines
Fri 2/278:22 pm
SAT
-
MCI
1 stop23h 24m
Multiple Airlines
Deal found 1/22$191
This Booking.com deal was found by Cheapflights users on 1/22. 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.
Mon 2/238:33 pm
MCI
-
SAT
1 stop20h 08m
Frontier
Thu 2/268:20 pm
SAT
-
MCI
1 stop23h 28m
Frontier
Deal found 1/22$192
This CheapOair deal was found by Cheapflights users on 1/24. 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.
Mon 3/211:26 am
MCI
-
SAT
1 stop22h 04m
Spirit Airlines
Wed 3/410:26 am
SAT
-
MCI
1 stop24h 04m
Spirit Airlines
Deal found 1/24$196
This Kiwi.com deal was found by Cheapflights users on 1/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/224:49 pm
MCI
-
SAT
1 stop15h 46m
Frontier
Thu 2/268:20 pm
SAT
-
MCI
1 stop23h 28m
Frontier
Deal found 1/22$203
This Mytrip deal was found by Cheapflights users on 1/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/198:28 pm
MCI
-
SAT
1 stop23h 09m
Frontier
Sun 2/227:07 pm
SAT
-
MCI
1 stop24h 41m
Frontier
Deal found 1/21$204
This Gotogate deal was found by Cheapflights users on 1/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/184:39 pm
MCI
-
SAT
1 stop26h 51m
Frontier
Fri 2/208:22 pm
SAT
-
MCI
1 stop23h 24m
Frontier
Deal found 1/22$205
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:53 am
MCI
-
SAT
1 stop29h 27m
Frontier
Thu 3/58:25 pm
SAT
-
MCI
1 stop23h 30m
Frontier
Deal found 1/23$208
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/44:39 pm
MCI
-
SAT
1 stop26h 51m
Multiple Airlines
Tue 3/1010:26 am
SAT
-
MCI
2 stops29h 03m
Multiple Airlines
Deal found 1/23$214

Find flight deals from Kansas City to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$171
(Booking.com)

One-way from

$71
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$391
Provider with most accurate pricing for Kansas City-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-San Antonio flights.
Search Deals
From Kansas City to San Antonio
Search Deals
One-way flight from Kansas City to San Antonio
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City 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 January 24, 2026.
Use the filters below to find and compare flights from Kansas City to San Antonio that are best for you.

Fly from

Kansas City

Fly to

San Antonio

Route

Depart

Return

Price

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Thu 2/19

8:28 pm-7:37 pm

1 stop23h 09m

San Antonio

Thu 2/26

8:20 pm-7:48 pm

1 stop23h 28m

$171

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Mon 3/2

11:26 am-9:30 am

1 stop22h 04m

San Antonio

Wed 3/4

10:26 am-10:30 am

1 stop24h 04m

$196

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Thu 2/19

8:28 pm-7:37 pm

1 stop23h 09m

San Antonio

Sun 2/22

7:07 pm-7:48 pm

1 stop24h 41m

$204

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Wed 2/18

4:39 pm-7:30 pm

1 stop26h 51m

San Antonio

Fri 2/20

8:22 pm-7:46 pm

1 stop23h 24m

$206

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Mon 3/2

11:26 am-9:30 am

1 stop22h 04m

San Antonio

Wed 3/11

10:26 am-10:23 am

1 stop23h 57m

$208

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Wed 2/25

4:39 pm-7:25 pm

1 stop26h 46m

San Antonio

Fri 2/27

9:33 am-3:54 pm

1 stop6h 21m

$227

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Tue 2/17

4:24 pm-11:59 pm

1 stop7h 35m

San Antonio

Fri 2/20

6:00 am-3:29 pm

1 stop9h 29m

$246

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Wed 2/18

4:24 pm-11:59 pm

1 stop7h 35m

San Antonio

Sat 2/21

10:26 am-10:30 am

1 stop24h 04m

$251

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Fri 3/6

8:40 pm-9:06 am

1 stop12h 26m

San Antonio

Mon 3/23

10:05 am-7:55 pm

1 stop9h 50m

$258

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Wed 3/11

6:15 pm-11:30 pm

1 stop5h 15m

San Antonio

Wed 3/18

6:20 am-10:15 am

1 stop3h 55m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 19 results
1
2

Compare providers for flights from Kansas City to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to San Antonio in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-San Antonio flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to San Antonio

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

How far ahead should I book a flight from Kansas City to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to San Antonio. Price data was last updated on January 16, 2026.

The best time to book flights from Kansas City to San Antonio is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Kansas City to San Antonio (average of $144). Flying from Kansas City to San Antonio in July is currently the most expensive (average of $226). 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 MCI to SAT?

Find hourly flight availability from Kansas City 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 January 24, 2026.

A simple way to save on the total cost of your ticket is to fly from Kansas City to San Antonio in the morning. If you’re flexible enough to do this you can expect to save up to 62% on your trip compared to booking a flight in the evening.

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 January 24, 2026.
Read through reviews of airlines operating flights from Kansas City to San Antonio, such as Southwest and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,193 reviews
Southwest
8.0
Very good
4,268 reviews

Overall

8.0

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • How long is the flight from Kansas City to San Antonio?

    Airlines like Frontier and Spirit Airlines fly from Kansas City to San Antonio in about 22h 04m. The time it takes to get you to your destination can typically vary by up to 1h 05m. Airlines will cover a distance of 707 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kansas City to San Antonio round-trip?

    Our cheapest airline available from Kansas City to San Antonio is Southwest. Our recent data shows that you can find tickets from as low as $224 on this airline. An additional option worth looking into is American Airlines, starting at $266. You may be able to fly from Kansas City to San Antonio for 37% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Kansas City to San Antonio are Delta ($123), American Airlines ($133), and Southwest ($143).

  • What are the cheapest flights from Kansas City to San Antonio?

    On average you can expect to pay $436 for a flight from Kansas City to San Antonio. The cheapest flight overall is $281 while the most popular route, (Kansas City - San Antonio) is currently priced at $191.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas City 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 Kansas City to San Antonio?

    Currently, November is the cheapest month in which you can book a flight from Kansas City to San Antonio (average of $144). Flying from Kansas City to San Antonio in July is currently the most expensive (average of $226). 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 San Antonio?

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

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Alternative routes for Kansas City to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Kansas City to San Antonio

Discover the top 3 airlines that operate flights from Kansas City 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 January 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$224Average$355FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$309FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$271Average$378FlexibilityNo cancel feeOn-time71%

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