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Cheap flights from San Antonio to Missoula from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Missoula departing on 11/23. 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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0 bags

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Find the cheapest flights from San Antonio to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:18 am - 7:12 pmSAT-MSO
9h 54m1 stop
Multiple Airlines Logo
4:20 pm - 5:35 amMSO-SAT
12h 15m1 stop
$249Multiple Airlines
Find Deal
Thu, Jan 1 - Mon, Jan 5
Multiple Airlines Logo
10:18 am - 7:12 pmSAT-MSO
9h 54m1 stop
Multiple Airlines Logo
4:20 pm - 1:44 pmMSO-SAT
20h 24m2 stops
$263Multiple Airlines
Find Deal
Thu, Jan 1 - Mon, Jan 5
Alaska Airlines Logo
7:00 pm - 5:56 pmSAT-MSO
23h 56m1 stop
Alaska Airlines Logo
6:30 pm - 5:58 pmMSO-SAT
22h 28m1 stop
$362Alaska Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
Delta Logo
5:55 pm - 12:29 amSAT-MSO
7h 34m1 stop
Delta Logo
6:01 pm - 12:41 amMSO-SAT
5h 40m1 stop
$371Delta
Find Deal
Thu, Feb 26 - Tue, Mar 3
Delta Logo
4:42 pm - 12:29 amSAT-MSO
8h 47m2 stops
Delta Logo
6:01 pm - 12:41 amMSO-SAT
5h 40m1 stop
$376Delta
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Thu, Feb 26 - Tue, Mar 3
United Airlines Logo
4:45 pm - 9:57 pmSAT-MSO
6h 12m1 stop
United Airlines Logo
2:34 pm - 8:56 pmMSO-SAT
5h 22m1 stop
$393United Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
4:45 pm - 9:57 pmSAT-MSO
6h 12m1 stop
United Airlines Logo
2:34 pm - 11:14 pmMSO-SAT
7h 40m2 stops
$394United Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
4:45 pm - 9:57 pmSAT-MSO
6h 12m1 stop
United Airlines Logo
2:34 pm - 11:14 pmMSO-SAT
7h 40m2 stops
$398United Airlines
Find Deal
Fri, Feb 27 - Tue, Mar 3
Alaska Airlines Logo
6:25 am - 12:09 amSAT-MSO
18h 44m2 stops
Alaska Airlines Logo
12:29 pm - 6:37 pmMSO-SAT
29h 08m2 stops
$535Alaska Airlines
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Thu, Jan 1 - Mon, Jan 5
American Airlines Logo
4:39 pm - 9:24 pmSAT-MSO
5h 45m1 stop
American Airlines Logo
1:18 pm - 11:51 pmMSO-SAT
9h 33m2 stops
$930American Airlines
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Mon, Dec 22 - Fri, Dec 26

Delta flights from San Antonio to Missoula

Our best Delta deals on San Antonio to Missoula flight tickets
Delta
Feb 26
SAT5:55 pmSan Antonio
7h 34m
1 stop
MSO12:29 amMissoula Johnson-Bell Field
Mar 3
MSO6:01 pmMissoula Johnson-Bell Field
5h 40m
1 stop
SAT12:41 amSan Antonio
$371
Find similar
Delta
Feb 26
SAT4:42 pmSan Antonio
8h 47m
2 stops
MSO12:29 amMissoula Johnson-Bell Field
Mar 3
MSO6:01 pmMissoula Johnson-Bell Field
5h 40m
1 stop
SAT12:41 amSan Antonio
$376
Find similar
Delta
Feb 26
SAT4:42 pmSan Antonio
8h 47m
2 stops
MSO12:29 amMissoula Johnson-Bell Field
Mar 3
MSO6:01 pmMissoula Johnson-Bell Field
15h 01m
2 stops
SAT10:02 amSan Antonio
$403
Find similar

United Airlines flights from San Antonio to Missoula

Our best United Airlines deals on San Antonio to Missoula flight tickets
United Airlines
Feb 27
SAT4:45 pmSan Antonio
6h 12m
1 stop
MSO9:57 pmMissoula Johnson-Bell Field
Mar 3
MSO2:34 pmMissoula Johnson-Bell Field
5h 22m
1 stop
SAT8:56 pmSan Antonio
$393
Find similar
United Airlines
Feb 27
SAT4:45 pmSan Antonio
6h 12m
1 stop
MSO9:57 pmMissoula Johnson-Bell Field
Mar 3
MSO2:34 pmMissoula Johnson-Bell Field
7h 40m
2 stops
SAT11:14 pmSan Antonio
$394
Find similar
United Airlines
Feb 27
SAT4:45 pmSan Antonio
6h 12m
1 stop
MSO9:57 pmMissoula Johnson-Bell Field
Mar 3
MSO2:34 pmMissoula Johnson-Bell Field
7h 40m
2 stops
SAT11:14 pmSan Antonio
$398
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Missoula 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 November 5, 2025.
Use the filters below to find and compare flights from San Antonio to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 1/1

10:18 am-7:12 pm

1 stop9h 54m

Missoula Johnson-Bell Field

Mon 1/5

4:20 pm-5:35 am

1 stop12h 15m

$249

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 1/1

10:18 am-7:12 pm

1 stop9h 54m

Missoula Johnson-Bell Field

Mon 1/5

4:20 pm-1:44 pm

2 stops20h 24m

$263

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 2/27

7:00 pm-5:56 pm

1 stop23h 56m

Missoula Johnson-Bell Field

Tue 3/3

6:30 pm-5:58 pm

1 stop22h 28m

$362

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 2/26

5:55 pm-12:29 am

1 stop7h 34m

Missoula Johnson-Bell Field

Tue 3/3

6:01 pm-12:41 am

1 stop5h 40m

$371

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 2/26

4:42 pm-12:29 am

2 stops8h 47m

Missoula Johnson-Bell Field

Tue 3/3

6:01 pm-12:41 am

1 stop5h 40m

$376

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 2/27

4:45 pm-9:57 pm

1 stop6h 12m

Missoula Johnson-Bell Field

Tue 3/3

2:34 pm-8:56 pm

1 stop5h 22m

$393

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 2/27

4:45 pm-9:57 pm

1 stop6h 12m

Missoula Johnson-Bell Field

Tue 3/3

2:34 pm-11:14 pm

2 stops7h 40m

$394

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 2/27

4:45 pm-9:57 pm

1 stop6h 12m

Missoula Johnson-Bell Field

Tue 3/3

2:34 pm-11:14 pm

2 stops7h 40m

$398

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 1/1

6:25 am-12:09 am

2 stops18h 44m

Missoula Johnson-Bell Field

Mon 1/5

12:29 pm-6:37 pm

2 stops29h 08m

$535

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Mon 12/22

4:39 pm-9:24 pm

1 stop5h 45m

Missoula Johnson-Bell Field

Fri 12/26

1:18 pm-11:51 pm

2 stops9h 33m

$930

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Missoula from

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

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 Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from San Antonio, with most prices found around $381. If you are unable to visit Missoula during the month of January, then departing from San Antonio during the month October is also very affordable. Most momondo users find prices during this month for around $382.

What is the cheapest day to depart on your flight to Missoula?

On average, the least expensive day to fly to Missoula from San Antonio is on a Sunday. momondo users have found tickets for Sunday departures for as low as $388. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $759.

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

The cheapest time of day to fly to Missoula is in the morning when flights can be purchased for as low as $556. Flights in the afternoon are often more expensive with an average ticket price of $590.

When to book flights from San Antonio to Missoula

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

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

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

Direct flights

None
There are no direct flights from San Antonio to Missoula. There are no popular flight routes from San Antonio to Missoula.
Search flight deals

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

    The straight-line distance from San Antonio to Missoula Johnson-Bell Field is 1463.7 mi. Flights usually cover this in 5h 45m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from San Antonio Airport to Missoula Johnson-Bell Field Airport refresh daily.

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

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

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The travel and health documents you'll need for your trip to Missoula Johnson-Bell Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Missoula Johnson-Bell Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Missoula?

Best airlines flying from San Antonio to Missoula

Compare and see reviews for airlines that fly from San Antonio to Missoula with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $320Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Alaska AirlinesPriceFrom $321Free CancellationRating
8.0
11,242 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $346Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $381Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Missoula from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Missoula quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Missoula from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for San Antonio to Missoula flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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