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Cheap flights from Missoula to San Antonio from $230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to San Antonio departing on 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missoula to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:39 pm - 11:48 amMSO  Missoula Johnson-Bell Field-SAT San Antonio
14h 09m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
11:08 am - 4:25 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
30h 17m2 stops Denver Intl Las Vegas Harry Reid Intl
$294Multiple Airlines
Sun, Nov 1 - Wed, Nov 4
Delta Logo
6:25 pm - 12:30 amMSO  Missoula Johnson-Bell Field-SAT San Antonio
5h 05m1 stop Salt Lake City
Delta Logo
6:04 pm - 12:30 amSAT  San Antonio-MSO Missoula Johnson-Bell Field
7h 26m1 stop Salt Lake City
$425Delta
Fri, Oct 30 - Mon, Nov 9
United Airlines Logo
2:37 pm - 8:53 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
5h 16m1 stop Denver Intl
United Airlines Logo
4:48 pm - 9:47 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
5h 59m1 stop Denver Intl
$425United Airlines
Sat, Oct 31 - Mon, Nov 9
Delta Logo
6:10 pm - 12:45 amMSO  Missoula Johnson-Bell Field-SAT San Antonio
5h 35m1 stop Salt Lake City
Delta Logo
12:25 pm - 5:27 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
6h 02m1 stop Salt Lake City
$429Delta
Sat, Jan 16 - Sun, Jan 24
Delta Logo
6:25 pm - 12:30 amMSO  Missoula Johnson-Bell Field-SAT San Antonio
5h 05m1 stop Salt Lake City
Delta Logo
2:30 pm - 7:54 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
6h 24m1 stop Minneapolis St Paul
$429Delta
Sun, Nov 1 - Sat, Nov 7
United Airlines Logo
2:37 pm - 10:51 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
7h 14m2 stops Denver Intl Houston George Bush Intcntl
United Airlines Logo
4:48 pm - 9:47 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
5h 59m1 stop Denver Intl
$430United Airlines
Sat, Oct 31 - Mon, Nov 9
United Airlines Logo
10:38 am - 4:55 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
5h 17m1 stop Denver Intl
United Airlines Logo
5:30 am - 10:02 amSAT  San Antonio-MSO Missoula Johnson-Bell Field
5h 32m1 stop Denver Intl
$494United Airlines
Fri, Sep 4 - Thu, Sep 10
Alaska Airlines Logo
3:49 pm - 4:04 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
23h 15m2 stops Seattle/Tacoma Intl Los Angeles
Alaska Airlines Logo
4:40 pm - 12:22 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
20h 42m2 stops Los Angeles Seattle/Tacoma Intl
$535Alaska Airlines
Fri, Oct 30 - Mon, Nov 9
American Airlines Logo
1:05 pm - 10:00 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
7h 55m1 stop Dallas/Fort Worth
American Airlines Logo
7:54 pm - 1:18 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
18h 24m1 stop Dallas/Fort Worth
$599American Airlines
Fri, Oct 16 - Mon, Oct 19
Alaska Airlines Logo
1:02 pm - 4:28 pmMSO  Missoula Johnson-Bell Field-SAT San Antonio
26h 26m2 stops Portland Seattle/Tacoma Intl
Alaska Airlines Logo
8:23 am - 9:18 pmSAT  San Antonio-MSO Missoula Johnson-Bell Field
13h 55m2 stops Phoenix Sky Harbor Intl Seattle/Tacoma Intl
$610Alaska Airlines
Sun, Nov 1 - Wed, Nov 4

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United Airlines flights from Missoula to San Antonio

Our best United Airlines deals on Missoula to San Antonio flight tickets
United Airlines
Oct 31
MSO2:37 pmMissoula Johnson-Bell Field
7h 14m
2 stops
SAT10:51 pmSan Antonio
Nov 9
SAT4:48 pmSan Antonio
5h 59m
1 stop
MSO9:47 pmMissoula Johnson-Bell Field
$430
United Airlines
Sep 4
MSO10:38 amMissoula Johnson-Bell Field
5h 17m
1 stop
SAT4:55 pmSan Antonio
Sep 10
SAT5:30 amSan Antonio
5h 32m
1 stop
MSO10:02 amMissoula Johnson-Bell Field
$494
United Airlines
Sep 4
MSO2:40 pmMissoula Johnson-Bell Field
6h 59m
2 stops
SAT10:39 pmSan Antonio
Sep 10
SAT5:30 amSan Antonio
5h 32m
1 stop
MSO10:02 amMissoula Johnson-Bell Field
$500

Delta flights from Missoula to San Antonio

Our best Delta deals on Missoula to San Antonio flight tickets
Delta
Oct 30
MSO6:25 pmMissoula Johnson-Bell Field
5h 05m
1 stop
SAT12:30 amSan Antonio
Nov 9
SAT6:04 pmSan Antonio
7h 26m
1 stop
MSO12:30 amMissoula Johnson-Bell Field
$425
Delta
Nov 1
MSO6:25 pmMissoula Johnson-Bell Field
5h 05m
1 stop
SAT12:30 amSan Antonio
Nov 7
SAT2:30 pmSan Antonio
6h 24m
1 stop
MSO7:54 pmMissoula Johnson-Bell Field
$429
Delta
Oct 29
MSO6:25 pmMissoula Johnson-Bell Field
5h 05m
1 stop
SAT12:30 amSan Antonio
Nov 5
SAT12:30 pmSan Antonio
6h 15m
1 stop
MSO5:45 pmMissoula Johnson-Bell Field
$441

momondo Fare Finder

 
Customize your flight search to find flights from Missoula 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 August 13, 2026.
Use the filters below to find and compare flights from Missoula to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sun 11/1

8:39 pm-11:48 am

1 stop14h 09m

San Antonio

Wed 11/4

11:08 am-4:25 pm

2 stops30h 17m

$294

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Fri 10/30

6:25 pm-12:30 am

1 stop5h 05m

San Antonio

Mon 11/9

6:04 pm-12:30 am

1 stop7h 26m

$425

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sat 10/31

2:37 pm-8:53 pm

1 stop5h 16m

San Antonio

Mon 11/9

4:48 pm-9:47 pm

1 stop5h 59m

$425

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sat 1/16

6:10 pm-12:45 am

1 stop5h 35m

San Antonio

Sun 1/24

12:25 pm-5:27 pm

1 stop6h 02m

$429

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sun 11/1

6:25 pm-12:30 am

1 stop5h 05m

San Antonio

Sat 11/7

2:30 pm-7:54 pm

1 stop6h 24m

$429

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sat 10/31

2:37 pm-10:51 pm

2 stops7h 14m

San Antonio

Mon 11/9

4:48 pm-9:47 pm

1 stop5h 59m

$430
Quickest round-trip

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Fri 9/4

10:38 am-4:55 pm

1 stop5h 17m

San Antonio

Thu 9/10

5:30 am-10:02 am

1 stop5h 32m

$494

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Fri 10/30

3:49 pm-4:04 pm

2 stops23h 15m

San Antonio

Mon 11/9

4:40 pm-12:22 pm

2 stops20h 42m

$535

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Fri 10/16

1:05 pm-10:00 pm

1 stop7h 55m

San Antonio

Mon 10/19

7:54 pm-1:18 pm

1 stop18h 24m

$599

MissoulaSan Antonio

MSO Missoula Johnson-Bell Field - SAT San Antonio

MSOSAT

Missoula Johnson-Bell Field

Sun 11/1

1:02 pm-4:28 pm

2 stops26h 26m

San Antonio

Wed 11/4

8:23 am-9:18 pm

2 stops13h 55m

$610

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Missoula 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 February, then book flights to San Antonio from Missoula during March instead. Flights to San Antonio in March, while not as cheap as those in February, still average around $428.

When to book flights from Missoula to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Missoula to San Antonio (MSO to SAT) flight deals and tips

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

Fastest flight time

5h 05m

Direct flights

None
The fastest flight from Missoula to San Antonio takes 5h 05m
There are no direct flights from Missoula to San Antonio. There are no popular flight routes from Missoula to San Antonio.
Search flight deals

Frequently asked questions about flying from Missoula to San Antonio

  • How far is Missoula Johnson-Bell Field to San Antonio by plane?

    The distance between Missoula Johnson-Bell Field and San Antonio is about 1463.7 mi. In terms of flight time, this usually takes a little over 5h 05m.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to San Antonio Airport?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport to San Antonio Airport.

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

    The necessary travel and health documents for your San Antonio Airport 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 airline from Missoula to San Antonio?

Best airlines flying from Missoula to San Antonio

Compare and see reviews for airlines that fly from Missoula to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $288Free CancellationRating
7.4
10,114 reviews
Search United Airlines flights
DeltaPriceFrom $289Free CancellationRating
7.8
8,502 reviews
Search Delta flights

Traveling to a place near San Antonio?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Antonio from Missoula.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Missoula to San Antonio.

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

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from Missoula and alert you when they change.

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