$267+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SAT
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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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
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Best
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Cheapest flights from Missoula to San AntonioExplore 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 July 23, 2026.
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 July 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:24 am
MSO
- SAT
1 stop9h 13m
Multiple Airlines
Wed 8/129:32 pm
SAT
- MSO
1 stop13h 02m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:25 pm
MSO
- SAT
1 stop8h 25m
American Airlines
Tue 8/258:00 am
SAT
- MSO
1 stop5h 35m
American Airlines
Deal found 7/20![American Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 7/20. 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.
Sun 11/11:10 pm
MSO
- SAT
1 stop7h 02m
Delta
Sat 11/712:34 pm
SAT
- MSO
1 stop6h 10m
Delta
Deal found 7/20![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:38 am
MSO
- SAT
1 stop5h 17m
United Airlines
Tue 8/2512:00 pm
SAT
- MSO
2 stops10h 31m
United Airlines
Deal found 7/20![United Airlines logo]()
$455
This Priceline deal was found by Cheapflights users on 7/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/174:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$481
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:55 pm
MSO
- SAT
2 stops26h 30m
Alaska Airlines
Sat 11/75:21 pm
SAT
- MSO
1 stop19h 47m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$507
This Travelocity deal was found by Cheapflights users on 7/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:16 pm
MSO
- SAT
2 stops21h 06m
Alaska Airlines
Tue 8/258:00 am
SAT
- MSO
2 stops15h 59m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$525
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/104:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$539
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/142:40 pm
MSO
- SAT
1 stop5h 12m
United Airlines
Mon 8/174:39 pm
SAT
- MSO
1 stop5h 52m
United Airlines
Deal found 7/18![United Airlines logo]()
$541
Best flights from Missoula to San AntonioDiscover carefully curated flight deals from Missoula to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Missoula to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
This Delta deal was found by Cheapflights users on 7/20. 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.
Sat 1/166:10 pm
MSO
- SAT
1 stop5h 35m
Delta
Sun 1/2412:25 pm
SAT
- MSO
1 stop6h 02m
Delta
Deal found 7/20![Delta logo]()
$419
This American Airlines deal was found by Cheapflights users on 7/21. 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.
Sat 1/167:00 am
MSO
- SAT
1 stop8h 45m
American Airlines
Sun 1/243:07 pm
SAT
- MSO
1 stop6h 38m
American Airlines
Deal found 7/21![American Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:24 am
MSO
- SAT
2 stops21h 32m
Multiple Airlines
Wed 8/129:32 pm
SAT
- MSO
1 stop13h 02m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$440
This Priceline deal was found by Cheapflights users on 7/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/174:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/142:40 pm
MSO
- SAT
1 stop5h 12m
United Airlines
Mon 8/174:39 pm
SAT
- MSO
1 stop5h 52m
United Airlines
Deal found 7/18![United Airlines logo]()
$541
This Delta deal was found by Cheapflights users on 7/20. 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.
Sun 11/11:10 pm
MSO
- SAT
1 stop7h 02m
Delta
Sat 11/712:34 pm
SAT
- MSO
1 stop6h 10m
Delta
Deal found 7/20![Delta logo]()
$419
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:55 pm
MSO
- SAT
2 stops26h 30m
Alaska Airlines
Sat 11/75:21 pm
SAT
- MSO
1 stop19h 47m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$507
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/164:13 pm
MSO
- SAT
2 stops20h 52m
Alaska Airlines
Sun 1/247:37 pm
SAT
- MSO
1 stop17h 55m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$524
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/104:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$539
Last-minute flights from Missoula to San AntonioDiscover last-minute flight deals from Missoula to San Antonio. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to San Antonio. Data last updated July 23, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/610:24 am
MSO
- SAT
1 stop9h 13m
Multiple Airlines
Wed 8/129:32 pm
SAT
- MSO
1 stop13h 02m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$413
This Expedia deal was found by Cheapflights users on 7/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/77:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/104:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$539
This Delta deal was found by Cheapflights users on 7/21. 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.
Fri 8/76:27 pm
MSO
- SAT
1 stop4h 59m
Delta
Sun 8/96:03 pm
SAT
- MSO
1 stop7h 15m
Delta
Deal found 7/21![Delta logo]()
$574
This Priceline deal was found by Cheapflights users on 7/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/147:59 pm
MSO
- SAT
1 stop8h 01m
Alaska Airlines
Mon 8/174:44 pm
SAT
- MSO
1 stop7h 11m
Alaska Airlines
Deal found 7/18![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Fri 8/142:40 pm
MSO
- SAT
1 stop5h 12m
United Airlines
Mon 8/174:39 pm
SAT
- MSO
1 stop5h 52m
United Airlines
Deal found 7/18![United Airlines logo]()
$541
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:25 pm
MSO
- SAT
1 stop8h 25m
American Airlines
Tue 8/258:00 am
SAT
- MSO
1 stop5h 35m
American Airlines
Deal found 7/20![American Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:38 am
MSO
- SAT
1 stop5h 17m
United Airlines
Tue 8/2512:00 pm
SAT
- MSO
2 stops10h 31m
United Airlines
Deal found 7/20![United Airlines logo]()
$455
This Travelocity deal was found by Cheapflights users on 7/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:16 pm
MSO
- SAT
2 stops21h 06m
Alaska Airlines
Tue 8/258:00 am
SAT
- MSO
2 stops15h 59m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$525
One-way flights from Missoula to San AntonioSearch for one-way flight options from Missoula to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Missoula to San Antonio. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:41 pm
MSO
- SAT
2 stops21h 52m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$267
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 8/56:05 am
MSO
- SAT
1 stop5h 38m
United Airlines
Deal found 7/21![United Airlines logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:50 am
MSO
- SAT
2 stops31h 04m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$313
This Delta deal was found by Cheapflights users on 7/20. 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.
Tue 8/116:27 pm
MSO
- SAT
1 stop4h 59m
Delta
Deal found 7/20![Delta logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:15 am
MSO
- SAT
3 stops10h 28m
United Airlines
Deal found 7/20![United Airlines logo]()
$913
Find 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 July 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $413 (Kiwi.com) |
One-way from | $267 (Alaska Airlines) |
Popular in | July |
Cheapest in | August |
Average price | $660 |
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 July 23, 2026.
Use the filters below to find and compare flights from Missoula to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Sat 1/16
6:10 pm-12:45 am
1 stop5h 35m
San Antonio
Sun 1/24
12:25 pm-5:27 pm
1 stop6h 02m
$419
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Sat 1/16
7:00 am-4:45 pm
1 stop8h 45m
San Antonio
Sun 1/24
3:07 pm-8:45 pm
1 stop6h 38m
$419
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Sun 11/1
1:10 pm-9:12 pm
1 stop7h 02m
San Antonio
Sat 11/7
12:34 pm-5:44 pm
1 stop6h 10m
$419
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Thu 8/6
10:24 am-8:56 am
2 stops21h 32m
San Antonio
Wed 8/12
9:32 pm-9:34 am
1 stop13h 02m
$440
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Fri 8/14
7:59 pm-5:00 am
1 stop8h 01m
San Antonio
Mon 8/17
4:44 pm-10:55 pm
1 stop7h 11m
$481
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Sun 11/1
12:55 pm-4:25 pm
2 stops26h 30m
San Antonio
Sat 11/7
5:21 pm-12:08 pm
1 stop19h 47m
$507
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Sat 1/16
4:13 pm-2:05 pm
2 stops20h 52m
San Antonio
Sun 1/24
7:37 pm-12:32 pm
1 stop17h 55m
$524
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Fri 8/7
7:59 pm-5:00 am
1 stop8h 01m
San Antonio
Mon 8/10
4:44 pm-10:55 pm
1 stop7h 11m
$539
Quickest round-trip
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Fri 8/14
2:40 pm-8:52 pm
1 stop5h 12m
San Antonio
Mon 8/17
4:39 pm-9:31 pm
1 stop5h 52m
$541
Cheapest one-way
MissoulaSan Antonio
MSO - SAT
MSOSAT
Missoula Johnson-Bell Field
Tue 8/11
5:41 pm-4:33 pm
2 stops21h 52m
$267
Showing 1-10 of 14 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
MSO-SAT
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
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 July 23, 2026.
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.
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Comfort
7.8
Crew
8.5
Food
7.2
Overall
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
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.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Missoula and San Antonio flights
Browse other Missoula and San Antonio flight options. Last updated on July 23, 2026.
Other flights from Missoula
Browse through other flights departing from Missoula. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 23, 2026.
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 July 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$288 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$289 | Average$428 | FlexibilityNo cancel fee | On-timeN/A |