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Missoula

$175+ Cheap flights from San Antonio to Missoula (SAT - MSO)

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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — MSO
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Cheap flight deals from San Antonio to Missoula

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

This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:05 pm
SAT
-
MSO
1 stop7h 19m
Delta
Mon 8/176:10 pm
MSO
-
SAT
1 stop5h 34m
Delta
Deal found 4/19$349
This Delta deal was found by Cheapflights users on 4/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2811:50 am
SAT
-
MSO
2 stops13h 32m
Delta
Fri 5/291:14 pm
MSO
-
SAT
2 stops9h 34m
Delta
Deal found 4/20$359
This American Airlines deal was found by Cheapflights users on 4/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:04 am
SAT
-
MSO
1 stop7h 45m
American Airlines
Fri 5/292:18 pm
MSO
-
SAT
1 stop8h 41m
American Airlines
Deal found 4/21$369
This Delta deal was found by Cheapflights users on 4/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:35 am
SAT
-
MSO
1 stop6h 59m
Delta
Fri 5/296:05 pm
MSO
-
SAT
1 stop5h 08m
Delta
Deal found 4/21$370
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:10 pm
SAT
-
MSO
1 stop6h 30m
Delta
Wed 5/206:05 pm
MSO
-
SAT
1 stop5h 08m
Delta
Deal found 4/23$374
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/97:02 am
SAT
-
MSO
2 stops10h 12m
American Airlines
Tue 6/162:12 pm
MSO
-
SAT
1 stop7h 54m
American Airlines
Deal found 4/23$389
This United Airlines deal was found by Cheapflights users on 4/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/244:35 pm
SAT
-
MSO
1 stop5h 59m
United Airlines
Fri 5/292:26 pm
MSO
-
SAT
2 stops7h 16m
United Airlines
Deal found 4/21$396
This Delta deal was found by Cheapflights users on 4/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:05 pm
SAT
-
MSO
1 stop7h 11m
Delta
Fri 5/86:05 pm
MSO
-
SAT
1 stop5h 08m
Delta
Deal found 4/19$399

Find flight deals from San Antonio to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Missoula (MSO). 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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$175
(Delta)

Popular in

March

Cheapest in

May

Average price

$393
Provider with most accurate pricing for San Antonio-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-Missoula Johnson-Bell Field flights.
Search Deals
From San Antonio to Missoula Johnson-Bell Field
Search Deals
One-way flight from San Antonio to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 24, 2026.
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

Cheapest round-trip
Quickest round-trip

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Tue 6/9

4:35 pm-9:34 pm

1 stop5h 59m

Missoula Johnson-Bell Field

Tue 6/16

5:20 pm-11:59 pm

1 stop5h 39m

$349

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Wed 9/9

6:05 pm-11:14 pm

1 stop6h 09m

Missoula Johnson-Bell Field

Fri 9/18

6:10 pm-12:44 am

1 stop5h 34m

$349

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Wed 8/12

6:05 pm-12:24 am

1 stop7h 19m

Missoula Johnson-Bell Field

Mon 8/17

6:10 pm-12:44 am

1 stop5h 34m

$349

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Fri 5/15

6:10 pm-11:40 pm

1 stop6h 30m

Missoula Johnson-Bell Field

Wed 5/20

6:05 pm-12:13 am

1 stop5h 08m

$374
Cheapest one-way

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Tue 6/2

6:00 am-1:28 pm

1 stop8h 28m

$175

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Wed 6/10

6:03 pm-12:28 am

1 stop7h 25m

$175
Quickest one-way

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Thu 7/30

6:05 pm-11:44 pm

1 stop6h 39m

$175

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

Tue 6/2

2:35 pm-12:22 am

2 stops10h 47m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/20

Sorted by cheapest first

Compare providers for flights from San Antonio to Missoula

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 San Antonio to Missoula in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 San Antonio-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Antonio-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Antonio-Missoula 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 San Antonio to Missoula

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

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

Currently, May is the cheapest month in which you can book a flight from San Antonio to Missoula (average of $348). Flying from San Antonio to Missoula in March is currently the most expensive (average of $574). 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.

How much does it cost to fly round-trip from San Antonio to Missoula?

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated April 24, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from San Antonio to Missoula by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,280 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,280 reviews
Alaska Airlines
7.9
Good
12,280 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,452 reviews
Alaska Airlines
7.9
Good
12,280 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,643 reviews
Alaska Airlines
7.9
Good
12,280 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
American Airlines
7.1
Good
11,667 reviews
Alaska Airlines
7.9
Good
12,280 reviews

Comfort

7.8

Entertainment

7.0

Overall

7.9

Crew

8.5

Food

7.0

Boarding

8.1

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Missoula. 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 San Antonio to Missoula?

    A quick flight from San Antonio to Missoula can take about 5h 59m. United Airlines provides one of the quickest options available for as low as $349. San Antonio and Missoula are separated by a distance of 1463 mi. This flight may include one or multiple stops.

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

    Delta, at $288, was found to be the cheapest airline from San Antonio to Missoula.Alternate airlines to your destination round-trip include Alaska Airlines and United Airlines. Users have found that Delta is 35% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Missoula 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 San Antonio to Missoula?

    Currently, May is the cheapest month in which you can book a flight from San Antonio to Missoula (average of $348). Flying from San Antonio to Missoula in March is currently the most expensive (average of $574). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from San Antonio to Missoula

Discover the top 4 airlines that operate flights from San Antonio to Missoula. 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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$368FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$313Average$382FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$365Average$474FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$372Average$535FlexibilityNo cancel feeOn-time71%

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