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Cheap flights from Missouri to San Antonio from $68

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to San Antonio departing on 10/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Missouri to San Antonio

Cheap round-trip flights

Frontier Logo
3:01 pm - 2:27 pmMCI-SAT
23h 26m1 stop
Frontier Logo
9:55 am - 1:48 pmSAT-MCI
27h 53m1 stop
$156Frontier
Find Deal
Fri, Oct 3 - Sun, Oct 5
Frontier Logo
8:38 pm - 4:37 pmMCI-SAT
19h 59m1 stop
Frontier Logo
3:59 pm - 5:55 pmSAT-MCI
25h 56m1 stop
$157Frontier
Find Deal
Fri, Oct 10 - Tue, Oct 14
Delta Logo
5:39 pm - 12:20 amMCI-SAT
6h 41m1 stop
Delta Logo
6:41 am - 12:29 pmSAT-MCI
5h 48m1 stop
$197Delta
Find Deal
Fri, Oct 24 - Wed, Oct 29
United Airlines Logo
1:40 pm - 8:53 pmMCI-SAT
7h 13m1 stop
United Airlines Logo
5:59 pm - 10:30 pmSAT-MCI
4h 31m1 stop
$205United Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
Multiple Airlines Logo
7:45 pm - 7:30 pmSTL-SAT
23h 45m1 stop
Multiple Airlines Logo
4:16 pm - 11:01 amSAT-STL
18h 45m1 stop
$211Multiple Airlines
Find Deal
Sat, Nov 8 - Wed, Nov 12
Multiple Airlines Logo
10:53 am - 11:40 pmMCI-SAT
12h 47m1 stop
Multiple Airlines Logo
8:25 pm - 7:33 pmSAT-MCI
23h 08m1 stop
$212Multiple Airlines
Find Deal
Mon, Nov 3 - Fri, Nov 7
United Airlines Logo
3:03 pm - 11:12 pmSGF-SAT
8h 09m1 stop
United Airlines Logo
5:58 pm - 10:15 pmSAT-SGF
4h 17m1 stop
$249United Airlines
Find Deal
Sat, Feb 14 - Mon, Feb 16
Delta Logo
5:15 pm - 12:20 amSTL-SAT
7h 05m1 stop
Delta Logo
5:14 am - 12:35 pmSAT-STL
7h 21m1 stop
$259Delta
Find Deal
Tue, Oct 14 - Sat, Oct 18
Spirit Airlines Logo
10:09 am - 10:27 pmMCI-SAT
12h 18m1 stop
Spirit Airlines Logo
4:16 pm - 11:08 amSAT-MCI
18h 52m1 stop
$259Spirit Airlines
Find Deal
Tue, Nov 11 - Tue, Nov 18
Spirit Airlines Logo
12:13 pm - 3:11 pmMCI-SAT
26h 58m1 stop
Spirit Airlines Logo
4:16 pm - 11:08 amSAT-MCI
18h 52m1 stop
$264Spirit Airlines
Find Deal
Fri, Nov 14 - Sun, Nov 16

Frontier flights from Missouri to San Antonio

Our best Frontier deals on Missouri to San Antonio flight tickets
Frontier
Oct 3
MCI3:01 pmKansas City
23h 26m
1 stop
SAT2:27 pmSan Antonio
Oct 5
SAT9:55 amSan Antonio
27h 53m
1 stop
MCI1:48 pmKansas City
$156
Find similar
Frontier
Oct 10
MCI8:38 pmKansas City
19h 59m
1 stop
SAT4:37 pmSan Antonio
Oct 14
SAT3:59 pmSan Antonio
25h 56m
1 stop
MCI5:55 pmKansas City
$157
Find similar
Frontier
Oct 10
MCI8:38 pmKansas City
19h 59m
1 stop
SAT4:37 pmSan Antonio
Oct 14
SAT3:59 pmSan Antonio
25h 56m
1 stop
MCI5:55 pmKansas City
$158
Find similar

Delta flights from Missouri to San Antonio

Our best Delta deals on Missouri to San Antonio flight tickets
Delta
Oct 24
MCI5:39 pmKansas City
6h 41m
1 stop
SAT12:20 amSan Antonio
Oct 29
SAT6:41 amSan Antonio
5h 48m
1 stop
MCI12:29 pmKansas City
$197
Find similar
Delta
Oct 14
STL5:15 pmLambert-St Louis
7h 05m
1 stop
SAT12:20 amSan Antonio
Oct 18
SAT5:14 amSan Antonio
7h 21m
1 stop
STL12:35 pmLambert-St Louis
$259
Find similar
Delta
Nov 5
MCI8:10 amKansas City
8h 01m
1 stop
SAT4:11 pmSan Antonio
Nov 11
SAT3:00 pmSan Antonio
7h 35m
1 stop
MCI10:35 pmKansas City
$267
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 19, 2025.
Use the filters below to find and compare flights from Missouri to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Fri 10/3

3:01 pm-2:27 pm

1 stop23h 26m

San Antonio

Sun 10/5

9:55 am-1:48 pm

1 stop27h 53m

$156

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Fri 10/10

8:38 pm-4:37 pm

1 stop19h 59m

San Antonio

Tue 10/14

3:59 pm-5:55 pm

1 stop25h 56m

$157

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Fri 10/24

5:39 pm-12:20 am

1 stop6h 41m

San Antonio

Wed 10/29

6:41 am-12:29 pm

1 stop5h 48m

$197

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Thu 12/4

1:40 pm-8:53 pm

1 stop7h 13m

San Antonio

Mon 12/8

5:59 pm-10:30 pm

1 stop4h 31m

$205

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Sat 11/8

7:45 pm-7:30 pm

1 stop23h 45m

San Antonio

Wed 11/12

4:16 pm-11:01 am

1 stop18h 45m

$211

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Mon 11/3

10:53 am-11:40 pm

1 stop12h 47m

San Antonio

Fri 11/7

8:25 pm-7:33 pm

1 stop23h 08m

$212

SpringfieldSan Antonio

SGF - SAT

SGFSAT

Springfield-Branson

Sat 2/14

3:03 pm-11:12 pm

1 stop8h 09m

San Antonio

Mon 2/16

5:58 pm-10:15 pm

1 stop4h 17m

$249

St. LouisSan Antonio

STL - SAT

STLSAT

Lambert-St Louis

Tue 10/14

5:15 pm-12:20 am

1 stop7h 05m

San Antonio

Sat 10/18

5:14 am-12:35 pm

1 stop7h 21m

$259

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Tue 11/11

10:09 am-10:27 pm

1 stop12h 18m

San Antonio

Tue 11/18

4:16 pm-11:08 am

1 stop18h 52m

$259

Kansas CitySan Antonio

MCI - SAT

MCISAT

Kansas City

Fri 11/14

12:13 pm-3:11 pm

1 stop26h 58m

San Antonio

Sun 11/16

4:16 pm-11:08 am

1 stop18h 52m

$264

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

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

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

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of April, then book flights to San Antonio from Missouri during May instead. Flights to San Antonio in May, while not as cheap as those in April, still average around $307.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Saturday when prices can be found for as low as $313. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Wednesday is $447.

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

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Missouri to San Antonio in the afternoon for as low as $370. 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 San Antonio are more costly at noon, with an average ticket price of $481. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Missouri to San Antonio flight route?

Fly from Lambert-St Louis to San Antonio for the best Missouri - San Antonio flight prices

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $328 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Missouri for as low as $233 on momondo.

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

There is only 1 cabin class available to choose from on Missouri to San Antonio 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 Missouri to San Antonio flights?

You could potentially save up to 26% on your flight if you consider stops on a Missouri to San Antonio flight.

Cheap Missouri to San Antonio flight deals and tips

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

Best Price Found

$265

Fastest flight time

2h 00m

Direct flights

Every day

Airports in San Antonio

1 airport
The best flight deal from Missouri to San Antonio found on momondo in the last 72 hours is $265
The fastest flight from Missouri to San Antonio takes 2h 00m
Direct flights go from Missouri to San Antonio every day.
There is 1 airport near San Antonio: San Antonio (SAT)
Search flight deals

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

    Prices for flights from Missouri to San Antonio Airport refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The travel and health documents required for your trip to San Antonio Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Antonio Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Missouri to San Antonio?

Best airlines flying from Missouri to San Antonio

Compare and see reviews for airlines that fly from Missouri to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $124Free CancellationRating
7.9
7,964 reviews
Search Delta flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,171 reviews
Search Frontier flights
SouthwestPriceFrom $201Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Spirit AirlinesPriceFrom $209Free CancellationRating
6.3
8,030 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $212Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $218Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near San Antonio?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Missouri to San Antonio. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to San Antonio from Missouri with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Missouri.

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

Yes momondo offers price alerts on flights to San Antonio from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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