What is the cheapest airline that flies from San Antonio to Missoula Johnson-Bell Field?

United Airlines and American Airlines are the most popular carriers operating from San Antonio to Missoula Johnson-Bell Field

What airlines fly to Missoula?

United Airlines, Delta and Alaska Airlines are the top three most popular airlines that fly to Missoula from San Antonio according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Missoula. Keep in mind that there are 4 different airlines that fly to Missoula on a routine basis, so you have a few additional options to choose from.

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?

As of October 2026, there are 3 operators available to choose from 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.

$250 Cheap Flights from San Antonio to Missoula in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Missoula

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:08 pm - 12:37 amSAT San Antonio-MSO Missoula Johnson-Bell Field

7h 29m1 stop Salt Lake City

6:25 pm - 12:31 amMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 06m1 stop Salt Lake City

$359Delta

Fri, Dec 4 - Mon, Dec 7

6:08 pm - 12:37 amSAT San Antonio-MSO Missoula Johnson-Bell Field

7h 29m1 stop Salt Lake City

6:25 pm - 12:31 amMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 06m1 stop Salt Lake City

$359Delta

Fri, Dec 4 - Sun, Dec 6

6:05 pm - 10:56 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

5h 51m1 stop Salt Lake City

6:10 pm - 12:46 amMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 36m1 stop Salt Lake City

$359Delta

Fri, Jan 8 - Sun, Jan 10

9:00 am - 1:32 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

5h 32m1 stop Denver Intl

10:38 am - 4:52 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 14m1 stop Denver Intl

$394United Airlines

Sat, Oct 17 - Tue, Oct 20

5:30 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

10h 49m2 stops Houston George Bush Intcntl San Francisco

5:19 pm - 11:58 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 39m1 stop Denver Intl

$399United Airlines

Sat, Oct 17 - Tue, Oct 20

7:35 am - 4:20 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

9h 45m2 stops Houston George Bush Intcntl Denver Intl

2:38 pm - 10:51 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

7h 13m2 stops Denver Intl Houston George Bush Intcntl

$404United Airlines

Sat, Oct 17 - Tue, Oct 20

5:00 pm - 1:22 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

21h 22m2 stops Seattle/Tacoma Intl Portland

7:41 am - 4:02 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

7h 21m1 stop Seattle/Tacoma Intl

$491Alaska Airlines

Sat, Feb 6 - Tue, Feb 9

9:55 am - 9:24 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

12h 29m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

7:41 am - 7:19 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

10h 38m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

$540Alaska Airlines

Sat, Feb 6 - Tue, Feb 9

7:54 pm - 12:35 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

17h 41m2 stops Dallas/Fort Worth Chicago O'Hare Intl

1:06 pm - 12:04 amMSO Missoula Johnson-Bell Field-SAT San Antonio

9h 58m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$817American Airlines

Mon, Oct 26 - Mon, Nov 2

7:27 am - 8:47 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

14h 20m2 stops Chicago O'Hare Intl Dallas/Fort Worth

1:28 pm - 11:59 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

9h 31m2 stops Chicago O'Hare Intl Dallas/Fort Worth

$1,285American Airlines

Thu, Dec 31 - Sun, Jan 3

Cheap last minute flights

Enter your travel dates to find the best prices.

5:30 am - 9:57 amSAT San Antonio-MSO Missoula Johnson-Bell Field

5h 27m1 stop Denver Intl

6:15 am - 12:58 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 43m1 stop Denver Intl

$499United Airlines

Wed, Oct 7 - Sun, Oct 11

5:30 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

10h 49m2 stops Denver Intl San Francisco

6:15 am - 12:58 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 43m1 stop Denver Intl

$504United Airlines

Wed, Oct 7 - Sun, Oct 11

12:29 pm - 5:37 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

6h 08m1 stop Salt Lake City

6:23 pm - 12:30 amMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 07m1 stop Salt Lake City

$519Delta

Sat, Oct 3 - Tue, Oct 6

6:07 pm - 11:42 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

6h 35m1 stop Minneapolis St Paul

5:30 am - 1:40 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

7h 10m1 stop Salt Lake City

$519Delta

Sun, Oct 4 - Wed, Oct 7

8:40 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

7h 39m1 stop San Francisco

12:28 pm - 10:50 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

9h 22m1 stop Chicago O'Hare Intl

$519United Airlines

Sat, Oct 3 - Tue, Oct 6

7:45 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

8h 34m1 stop San Francisco

2:38 pm - 8:42 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 04m1 stop Denver Intl

$519United Airlines

Sun, Oct 4 - Wed, Oct 7

5:30 am - 9:57 amSAT San Antonio-MSO Missoula Johnson-Bell Field

5h 27m1 stop Denver Intl

2:38 pm - 11:58 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

8h 20m1 stop Denver Intl

$519United Airlines

Sat, Oct 3 - Tue, Oct 6

5:30 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

10h 49m2 stops Denver Intl San Francisco

6:15 am - 12:58 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 43m1 stop Denver Intl

$524United Airlines

Sun, Oct 4 - Wed, Oct 7

5:30 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

10h 49m2 stops Houston George Bush Intcntl San Francisco

10:38 am - 4:52 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 14m1 stop Denver Intl

$524United Airlines

Sun, Oct 4 - Wed, Oct 7

5:30 am - 3:19 pmSAT San Antonio-MSO Missoula Johnson-Bell Field

10h 49m2 stops Denver Intl San Francisco

2:38 pm - 8:42 pmMSO Missoula Johnson-Bell Field-SAT San Antonio

5h 04m1 stop Denver Intl

$524United Airlines

Sat, Oct 3 - Tue, Oct 6

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United Airlines flights from San Antonio to Missoula

Our best United Airlines deals on San Antonio to Missoula flight tickets

United Airlines

Oct 17

SAT9:00 amSan Antonio

5h 32m

1 stop

MSO1:32 pmMissoula Johnson-Bell Field

Oct 20

MSO10:38 amMissoula Johnson-Bell Field

5h 14m

1 stop

SAT4:52 pmSan Antonio

$394

United Airlines

Oct 17

SAT5:30 amSan Antonio

10h 49m

2 stops

MSO3:19 pmMissoula Johnson-Bell Field

Oct 20

MSO5:19 pmMissoula Johnson-Bell Field

5h 39m

1 stop

SAT11:58 pmSan Antonio

$399

United Airlines

Oct 17

SAT7:35 amSan Antonio

9h 45m

2 stops

MSO4:20 pmMissoula Johnson-Bell Field

Oct 20

MSO2:38 pmMissoula Johnson-Bell Field

7h 13m

2 stops

SAT10:51 pmSan Antonio

$404

Delta flights from San Antonio to Missoula

Our best Delta deals on San Antonio to Missoula flight tickets

Delta

Dec 4

SAT6:08 pmSan Antonio

7h 29m

1 stop

MSO12:37 amMissoula Johnson-Bell Field

Dec 6

MSO6:25 pmMissoula Johnson-Bell Field

5h 06m

1 stop

SAT12:31 amSan Antonio

$359

Delta

Oct 9

SAT6:35 amSan Antonio

6h 59m

1 stop

MSO12:34 pmMissoula Johnson-Bell Field

Nov 2

MSO6:25 pmMissoula Johnson-Bell Field

5h 05m

1 stop

SAT12:30 amSan Antonio

$479

Delta

Oct 4

SAT6:35 amSan Antonio

7h 02m

1 stop

MSO12:37 pmMissoula Johnson-Bell Field

Oct 7

MSO8:33 amMissoula Johnson-Bell Field

8h 01m

1 stop

SAT5:34 pmSan Antonio

$744

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Fri 12/4

6:08 pm-12:37 am

1 stop7h 29m

Missoula Johnson-Bell Field

Mon 12/7

6:25 pm-12:31 am

1 stop5h 06m

$359

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Fri 12/4

6:08 pm-12:37 am

1 stop7h 29m

Missoula Johnson-Bell Field

Sun 12/6

6:25 pm-12:31 am

1 stop5h 06m

$359

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Fri 1/8

6:05 pm-10:56 pm

1 stop5h 51m

Missoula Johnson-Bell Field

Sun 1/10

6:10 pm-12:46 am

1 stop5h 36m

$359

Quickest round-trip

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Sat 10/17

9:00 am-1:32 pm

1 stop5h 32m

Missoula Johnson-Bell Field

Tue 10/20

10:38 am-4:52 pm

1 stop5h 14m

$394

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Sat 10/17

5:30 am-3:19 pm

2 stops10h 49m

Missoula Johnson-Bell Field

Tue 10/20

5:19 pm-11:58 pm

1 stop5h 39m

$399

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Sat 10/17

7:35 am-4:20 pm

2 stops9h 45m

Missoula Johnson-Bell Field

Tue 10/20

2:38 pm-10:51 pm

2 stops7h 13m

$404

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Sat 2/6

5:00 pm-1:22 pm

2 stops21h 22m

Missoula Johnson-Bell Field

Tue 2/9

7:41 am-4:02 pm

1 stop7h 21m

$491

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Sat 2/6

9:55 am-9:24 pm

2 stops12h 29m

Missoula Johnson-Bell Field

Tue 2/9

7:41 am-7:19 pm

2 stops10h 38m

$540

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Mon 10/26

7:54 pm-12:35 pm

2 stops17h 41m

Missoula Johnson-Bell Field

Mon 11/2

1:06 pm-12:04 am

2 stops9h 58m

$817

San AntonioMissoula

SAT San Antonio - MSO Missoula Johnson-Bell Field

SATMSO

San Antonio

Thu 12/31

7:27 am-8:47 pm

2 stops14h 20m

Missoula Johnson-Bell Field

Sun 1/3

1:28 pm-11:59 pm

2 stops9h 31m

$1,285

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Missoula?

The month of May is, on average, the cheapest month to fly to Missoula from San Antonio, with most prices found around $328. If you are unable to visit Missoula during the month of May, then departing from San Antonio during the month November is also very affordable. Most momondo users find prices during this month for around $370.

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

Best Price Found	$250
Fastest flight time	5h 27m
Direct flights	None

The best one-way flight to Missoula from San Antonio in the past 72 hours is $250. The best round-trip flight deal from San Antonio to Missoula found on momondo in the last 72 hours is $359.

The fastest flight from San Antonio to Missoula takes 5h 27m

There are no direct flights from San Antonio to Missoula. There are no popular flight routes from San Antonio to Missoula.

Search flight deals

Frequently asked questions about flying from San Antonio to Missoula

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 27m, 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?
As of October 2026, there are 3 operators available to choose from 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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from San Antonio to Missoula is United Airlines (49% of total bookings). The next most popular airlines are Delta (30%) and Alaska Airlines (21%).

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
Delta	PriceFrom $199	Free Cancellation	Rating 7.8 8,621 reviews	Search Delta flights
Alaska Airlines	PriceFrom $313	Free Cancellation	Rating 7.9 13,004 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $368	Free Cancellation	Rating 7.4 10,276 reviews	Search United Airlines flights

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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.

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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.

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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.