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$216+ Cheap flights from Missoula to San Antonio (MSO - SAT)

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SAT
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Missoula to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to San Antonio (SAT). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$216
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$395
Provider with most accurate pricing for Missoula Johnson-Bell Field-San Antonio flight deals.
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Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-San Antonio flights.
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From Missoula Johnson-Bell Field to San Antonio
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Highest demand for flights based on searches. 15% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Missoula to San Antonio

Cheapest flights from Missoula to San Antonio
Explore the most affordable flight options available from Missoula to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:26 pmMSO - SAT
1 stop12h 16mMultiple Airlines
Wed 12/106:10 pmSAT - MSO
1 stop28h 26mMultiple Airlines
Deal found 10/29$216
This Delta deal was found by Cheapflights users on 10/29. 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 12/126:16 pmMSO - SAT
1 stop5h 21mDelta
Mon 12/152:40 pmSAT - MSO
1 stop8h 13mDelta
Deal found 10/29$371
This Delta deal was found by Cheapflights users on 10/29. 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.
Sun 12/75:00 amMSO - SAT
2 stops11h 20mDelta
Wed 12/102:40 pmSAT - MSO
1 stop8h 13mDelta
Deal found 10/29$398
This American Airlines deal was found by Cheapflights users on 10/28. 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 12/27:00 amMSO - SAT
1 stop6h 10mAmerican Airlines
Thu 12/43:10 pmSAT - MSO
1 stop6h 23mAmerican Airlines
Deal found 10/28$445
This Delta deal was found by Cheapflights users on 10/29. 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 11/145:25 amMSO - SAT
1 stop7h 24mDelta
Mon 11/175:59 pmSAT - MSO
1 stop7h 20mDelta
Deal found 10/29$451
This Delta deal was found by Cheapflights users on 10/28. 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.
Tue 12/21:13 pmMSO - SAT
2 stops9h 36mDelta
Thu 12/47:05 amSAT - MSO
1 stop6h 28mDelta
Deal found 10/28$499
This Delta deal was found by Cheapflights users on 10/30. 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.
Sat 11/156:16 pmMSO - SAT
1 stop5h 19mDelta
Wed 11/1912:45 pmSAT - MSO
1 stop5h 49mDelta
Deal found 10/30$501

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Missoula to San Antonio that are best for you.

Fly from

Missoula

Fly to

San Antonio

Route

Depart

Return

Price

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Sun 12/7

10:26 pm-11:42 am

1 stop12h 16m

San Antonio

Wed 12/10

7:00 am-9:36 pm

3 stops39h 36m

$336

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Fri 12/12

6:16 pm-12:37 am

1 stop5h 21m

San Antonio

Mon 12/15

2:40 pm-9:53 pm

1 stop8h 13m

$371

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Sun 12/7

5:00 am-5:20 pm

2 stops11h 20m

San Antonio

Wed 12/10

2:40 pm-9:53 pm

1 stop8h 13m

$398

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Sat 3/28

2:35 pm-11:45 pm

1 stop8h 10m

San Antonio

Sun 4/5

7:00 pm-1:43 pm

1 stop19h 43m

$414

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Fri 11/14

5:25 am-1:49 pm

1 stop7h 24m

San Antonio

Mon 11/17

5:59 pm-12:19 am

1 stop7h 20m

$451

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

Fri 11/14

6:16 pm-12:35 am

1 stop5h 19m

San Antonio

Tue 11/18

2:39 pm-9:46 pm

1 stop8h 07m

$451

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from Missoula to San Antonio

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 Missoula to San Antonio in October.
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 Missoula-San Antonio flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Missoula-San Antonio flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Missoula-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-San Antonio 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 Missoula-San Antonio 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 Missoula to San Antonio

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

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

Currently, October is the cheapest month in which you can book a flight from Missoula to San Antonio (average of $151). Flying from Missoula to San Antonio in November is currently the most expensive (average of $391). 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.

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Missoula to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Comfort

7.9

Food

7.3

Entertainment

7.9

Boarding

8.2

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

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

    A quick flight from Missoula to San Antonio can take about 5h 21m. Delta provides one of the quickest options available for as low as $371. There are 1463 mi between Missoula and San Antonio.

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

    Flying on Delta is currently your cheapest option to San Antonio, with prices starting at $339. Another option worth looking into is United Airlines, starting at $368 round trip. Delta is priced at 32% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Missoula to San Antonio (average of $151). Flying from Missoula to San Antonio in November is currently the most expensive (average of $391). 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

Traveling to a place near San Antonio?

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

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Top 2 airlines flying from Missoula to San Antonio

Discover the top 2 airlines that operate flights from Missoula to San Antonio. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$339Average$447FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$368Average$474FlexibilityNo cancel feeOn-time69%

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