HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Antonio

$215+ Cheap flights from Missoula to San Antonio (MSO - SAT)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SAT
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missoula to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$285
(Kiwi.com)

One-way from

$215
(Alaska Airlines)

Popular in

December

Cheapest in

August

Average price

$395
Provider with most accurate pricing for Missoula Johnson-Bell Field-San Antonio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-San Antonio flights.
Search Deals
From Missoula Johnson-Bell Field to San Antonio
Search Deals
One-way flight from Missoula Johnson-Bell Field to San Antonio
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($87 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 octubre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/14. 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.
vie. 11/710:25 pmMSO - SAT
1 stop16h 10mMultiple Airlines
lun. 11/108:25 pmSAT - MSO
2 stops15h 09mMultiple Airlines
Deal found 10/14$285
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
mié. 11/2610:25 pmMSO - SAT
1 stop13h 52mMultiple Airlines
lun. 12/11:50 pmSAT - MSO
1 stop8h 33mMultiple Airlines
Deal found 10/15$325
This Kiwi.com deal was found by Cheapflights users on 10/15. 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.
sáb. 12/62:14 pmMSO - SAT
1 stop26h 45mHawaiian Airlines
vie. 12/126:55 pmSAT - MSO
1 stop21h 37mHawaiian Airlines
Deal found 10/15$341
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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. 12/126:29 amMSO - SAT
1 stop10h 30mAlaska Airlines
lun. 12/156:55 pmSAT - MSO
1 stop18h 37mAlaska Airlines
Deal found 10/14$352
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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. 11/74:12 pmMSO - SAT
1 stop6h 53mAlaska Airlines
lun. 11/106:32 amSAT - MSO
1 stop6h 47mAlaska Airlines
Deal found 10/14$362
This Delta deal was found by Cheapflights users on 10/14. 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. 12/125:01 amMSO - SAT
2 stops8h 49mDelta
lun. 12/156:00 pmSAT - MSO
1 stop7h 36mDelta
Deal found 10/14$376
This Delta deal was found by Cheapflights users on 10/16. 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. 12/196:16 pmMSO - SAT
1 stop5h 21mDelta
lun. 12/297:18 pmSAT - MSO
1 stop6h 15mDelta
Deal found 10/16$380
This Alaska Airlines deal was found by Cheapflights users on 10/15. 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.
sáb. 12/65:30 amMSO - SAT
2 stops11h 29mAlaska Airlines
vie. 12/126:55 pmSAT - MSO
1 stop18h 37mAlaska Airlines
Deal found 10/15$382
This Delta deal was found by Cheapflights users on 10/15. 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.
sáb. 12/67:45 amMSO - SAT
2 stops12h 18mDelta
vie. 12/126:25 amSAT - MSO
2 stops12h 11mDelta
Deal found 10/15$399

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 octubre 16, 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

vie. 11/7

10:25 pm-3:35 pm

1 stop16h 10m

San Antonio

lun. 11/10

8:25 pm-10:34 am

2 stops15h 09m

$285

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 11/26

10:25 pm-1:17 pm

1 stop13h 52m

San Antonio

lun. 12/1

1:50 pm-9:23 pm

1 stop8h 33m

$325

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

vie. 12/12

6:29 am-5:59 pm

1 stop10h 30m

San Antonio

lun. 12/15

6:55 pm-12:32 pm

1 stop18h 37m

$352

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

vie. 11/7

4:12 pm-12:05 am

1 stop6h 53m

San Antonio

lun. 11/10

6:32 am-12:19 pm

1 stop6h 47m

$362

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

vie. 12/5

6:29 am-11:58 pm

1 stop16h 29m

San Antonio

dom. 12/7

6:00 am-3:26 pm

1 stop10h 26m

$362

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 12/3

6:29 am-5:59 pm

1 stop10h 30m

San Antonio

lun. 12/8

6:55 pm-12:32 pm

1 stop18h 37m

$362

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

vie. 12/12

5:01 am-2:50 pm

2 stops8h 49m

San Antonio

lun. 12/15

6:00 pm-12:36 am

1 stop7h 36m

$376

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

mié. 12/3

6:16 pm-12:37 am

1 stop5h 21m

San Antonio

lun. 12/8

4:59 pm-12:36 am

2 stops8h 37m

$376

MissoulaSan Antonio

MSO - SAT

MSOSAT

Missoula Johnson-Bell Field

jue. 10/30

4:12 pm-12:05 am

1 stop6h 53m

$215

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

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*3 stars
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-San Antonio flight deals on Cheapflights vs. FlightHub >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 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 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 February is currently the most expensive (average of $397). 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 octubre 16, 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
8.0
Very good
7,984 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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
8.0
Very good
7,984 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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
8,982 reviews
Delta
8.0
Very good
7,984 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

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 10h 30m. Alaska Airlines provides one of the quickest options available for as low as $352. 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 February is currently the most expensive (average of $397). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missoula to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to Dallas/Fort Worth flights
Bozeman to Austin flights
Kalispell to Dallas/Fort Worth flights
Billings to Dallas/Fort Worth flights
Missoula to Dallas/Fort Worth flights
Great Falls to San Antonio flights
Bozeman to Hobby flights
Missoula to Austin flights
Great Falls to Dallas/Fort Worth flights
Bozeman to Love Field flights
Bozeman to George Bush Intcntl flights
Kalispell to Austin flights
Bozeman to San Antonio flights
Helena to Dallas/Fort Worth flights
Helena to San Antonio flights
Missoula to Hobby flights
Butte to Dallas/Fort Worth flights
Billings to Austin flights
Helena to Hobby flights
Kalispell to San Antonio flights
Billings to Hobby flights
Billings to San Antonio flights
Missoula to George Bush Intcntl flights
Butte to Hobby flights
Kalispell to Hobby flights
Helena to George Bush Intcntl flights
Billings to Corpus Christi flights
Billings to George Bush Intcntl flights
Billings to El Paso flights
Kalispell to George Bush Intcntl flights
Great Falls to Hobby flights
Helena to El Paso flights
Great Falls to George Bush Intcntl flights
Helena to Austin flights
Billings to Love Field flights
Great Falls to El Paso flights
Billings to Midland flights
Helena to Love Field flights
Kalispell to Midland flights
Great Falls to Austin flights
Missoula to Midland flights
Billings to Amarillo flights
Great Falls to Love Field flights
Helena to Corpus Christi flights
Bozeman to Waco flights
Missoula to Love Field flights
Bozeman to Killeen flights
Kalispell to El Paso flights
Helena to Wichita Falls flights

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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$339Average$447FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$368Average$479FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.