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Missoula

$247+ Cheap flights from San Antonio to Missoula (SAT - MSO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — MSO
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/126:55 pmSAT - MSO
1 stop18h 37mAlaska Airlines
dom. 12/144:22 pmMSO - SAT
1 stop6h 36mAlaska Airlines
Deal found 12/8$780
This United Airlines deal was found by Cheapflights users on 12/11. 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.
vie. 12/261:10 pmSAT - MSO
1 stop25h 26mUnited Airlines
mar. 12/302:38 pmMSO - SAT
1 stop5h 22mUnited Airlines
Deal found 12/11$968
This Delta deal was found by Cheapflights users on 12/11. 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.
vie. 12/266:40 amSAT - MSO
1 stop6h 14mDelta
mar. 12/308:10 amMSO - SAT
2 stops12h 23mDelta
Deal found 12/11$1,003
This Alaska Airlines deal was found by Cheapflights users on 12/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/176:00 amSAT - MSO
1 stop7h 32mAlaska Airlines
mié. 12/174:22 pmMSO - SAT
2 stops21h 26mAlaska Airlines
Deal found 12/11$1,306
This United Airlines deal was found by Cheapflights users on 12/11. 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.
mié. 12/178:39 amSAT - MSO
1 stop5h 54mUnited Airlines
mié. 12/172:35 pmMSO - SAT
1 stop5h 18mUnited Airlines
Deal found 12/11$1,360

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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$230
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$815
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
Highest demand for flights based on searches. 9% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 diciembre 12, 2025.
Use the filters below to find and compare flights from San Antonio to Missoula that are best for you.

Fly from

San Antonio

Fly to

Missoula

Route

Depart

Return

Price

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

dom. 2/1

1:15 pm-10:03 am

1 stop21h 48m

Missoula Johnson-Bell Field

vie. 2/6

10:53 am-9:04 pm

1 stop9h 11m

$247

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

dom. 2/1

7:35 am-12:30 pm

1 stop5h 55m

Missoula Johnson-Bell Field

mar. 2/10

6:18 pm-12:41 am

1 stop5h 23m

$307

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

mar. 2/3

7:35 am-12:35 pm

1 stop6h 00m

Missoula Johnson-Bell Field

vie. 2/6

5:00 am-1:48 pm

1 stop7h 48m

$307

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

lun. 2/2

1:03 pm-5:38 pm

1 stop5h 35m

Missoula Johnson-Bell Field

mar. 2/10

6:18 pm-12:41 am

1 stop5h 23m

$307

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

lun. 2/2

6:20 pm-12:28 am

1 stop7h 08m

Missoula Johnson-Bell Field

mié. 2/11

7:55 am-10:55 pm

2 stops14h 00m

$312

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

dom. 2/1

1:03 pm-5:38 pm

1 stop5h 35m

Missoula Johnson-Bell Field

mié. 2/11

5:00 am-2:43 pm

2 stops8h 43m

$312

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

mar. 2/3

7:00 am-5:38 pm

2 stops11h 38m

Missoula Johnson-Bell Field

mar. 2/10

5:00 am-2:43 pm

2 stops8h 43m

$317

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

lun. 2/2

4:40 pm-12:28 am

2 stops8h 48m

Missoula Johnson-Bell Field

vie. 2/6

1:25 pm-11:43 pm

2 stops9h 18m

$317

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

mar. 2/3

4:40 pm-12:28 am

2 stops8h 48m

Missoula Johnson-Bell Field

mié. 2/11

5:00 am-2:43 pm

2 stops8h 43m

$317

San AntonioMissoula

SAT - MSO

SATMSO

San Antonio

mié. 12/17

4:34 pm-9:18 pm

1 stop5h 44m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 12 results
1
2

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Missoula flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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, August is the cheapest month in which you can book a flight from San Antonio to Missoula (average of $149). Flying from San Antonio to Missoula in March is currently the most expensive (average of $490). 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.

What is the cheapest time of day to fly from SAT to MSO?

Find hourly flight availability from San Antonio to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

One of the essential ways to save on airfare from San Antonio to Missoula is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 15% on airfare.

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 diciembre 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United 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
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,432 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,008 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,095 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,050 reviews
Alaska Airlines
8.0
Very good
11,432 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

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 55m. Delta provides one of the quickest options available for as low as $307. San Antonio and Missoula are separated by a distance of 1463 mi.

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

    Delta, at $320, was found to be the cheapest airline from San Antonio to Missoula.Alternate airlines to your destination round-trip include Alaska Airlines and American Airlines. Users have found that Delta is 34% 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, August is the cheapest month in which you can book a flight from San Antonio to Missoula (average of $149). Flying from San Antonio to Missoula in March is currently the most expensive (average of $490). 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

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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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$320Average$394FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$321Average$382FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$346Average$535FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$381Average$521FlexibilityNo cancel feeOn-time69%

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