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St. Louis Lambert International Airport to Missoula International Airport flight
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Cheap Flights from St. Louis Lambert International Airport to Missoula International Airport

Search for flights from St. Louis to Missoula and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • STL22:32
        16h 52m
        1 stop
        MSO14:24
        St. Louis - Missoula|Tue, Jun 25|Frontier Airlines
        $120$393
        70% OFF
        70% OFF
        $393$120
      • STL17:54
        17h 29m
        1 stop
        MSO10:23
        St. Louis - Missoula|Fri, Jul 26|Sun Country Airlines
        $149$393
        62% OFF
        62% OFF
        $393$149
      • STL18:05
        20h 46m
        2 stops
        MSO13:51
        St. Louis - Missoula|Sun, Jun 9|Sun Country Airlines
        $208$393
        47% OFF
        47% OFF
        $393$208
      • STL07:00
        7h 51m
        1 stop
        MSO13:51
        St. Louis - Missoula|Sun, Jun 9|Alaska Airlines
        $222
        $222
      • STL10:19
        14h 16m
        2 stops
        MSO23:35
        St. Louis - Missoula|Wed, Jul 24|Alaska Airlines
        $264
        $264
      • STL09:08
        8h 12m
        1 stop
        MSO16:20
        St. Louis - Missoula|Wed, Jul 24|United Airlines
        $265
        $265
      • STL13:45
        8h 31m
        1 stop
        MSO21:16
        St. Louis - Missoula|Fri, Jul 26|United Airlines
        $265
        $265
      • STL23:22
        17h 40m
        1 stop
        MSO16:02
        St. Louis - Missoula|Sun, Jun 2|Frontier Airlines
        $285
        $285
      • STL13:30
        21h 50m
        1 stop
        MSO10:20
        St. Louis - Missoula|Tue, Jun 25|United Airlines
        $286
        $286
      • STL07:00
        7h 51m
        1 stop
        MSO13:51
        St. Louis - Missoula|Sun, Jun 2|Alaska Airlines
        $293
        $293
      • STL13:00
        3h 5m
        Direct
        MSO14:00
        St. Louis - Missoula|Wed, Jun 5|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from St. Louis Lambert International Airport to Missoula International Airport

See which airlines fly from St. Louis to Missoula. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From $120
Sun Country Airlines
From $149
Alaska Airlines
From $222
United Airlines
From $265
Delta Air Lines
From $326
American Airlines
From $366
ANA airlines

Find more flights and airlines

Flight Schedule from St. Louis Lambert International Airport to Missoula International Airport

Check the schedule for flights from St. Louis to Missoula and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA2261

    American Airlines

    05:34

    STL

    2.0h

    07:34

    DFW

    SMTWTFS
    Search

  2. AA851

    American Airlines

    10:09

    DFW

    3.5h

    12:39

    MSO

    --T----

  3. AA1321

    American Airlines

    06:29

    STL

    3.9h

    08:20

    LAX

    --T----
    Search

  4. AA4960

    American Airlines

    07:55

    LAX

    2.5h

    11:26

    MSO

    --T----

  5. AS473

    Alaska Airlines

    07:00

    STL

    4.4h

    09:26

    SEA

    SMTWTFS
    Search

  6. AS697

    Alaska Airlines

    11:25

    SEA

    1.4h

    13:51

    MSO

    SMTWTFS

  7. AA417

    American Airlines

    07:00

    STL

    1.9h

    08:52

    DFW

    --T----
    Search

  8. AA851

    American Airlines

    10:09

    DFW

    3.5h

    12:39

    MSO

    --T----

  9. UA1923

    United Airlines

    08:55

    STL

    2.5h

    10:22

    DEN

    SMTWTFS
    Search

  10. UA698

    United Airlines

    13:52

    DEN

    2.1h

    16:00

    MSO

    SMTWTFS

  11. UA2625

    United Airlines

    13:39

    STL

    2.4h

    15:00

    DEN

    -MTWTFS
    Search

  12. UA1092

    United Airlines

    19:18

    DEN

    2.1h

    21:26

    MSO

    SMTWTFS

  13. AS388

    Alaska Airlines

    14:34

    STL

    4.4h

    16:59

    SEA

    SMTWTFS
    Search

  14. AS2123

    Alaska Airlines

    21:15

    SEA

    1.3h

    23:33

    MSO

    SMTWTFS

  15. AA3855

    American Airlines

    16:09

    STL

    2.0h

    18:10

    DFW

    SM-WTFS
    Search

  16. AA3585

    American Airlines

    19:13

    DFW

    3.4h

    21:34

    MSO

    SM-WTFS

  17. UA1646

    United Airlines

    16:45

    STL

    2.5h

    18:12

    DEN

    SMTWTFS
    Search

  18. UA1092

    United Airlines

    19:18

    DEN

    2.1h

    21:26

    MSO

    SMTWTFS

  19. SY276

    Sun Country Airlines

    19:45

    STL

    1.6h

    21:18

    MSP

    ------S
    Search

  20. SY285

    Sun Country Airlines

    14:00

    MSP

    3.8h

    15:46

    SEA

    S-TWTFS

  21. AS2123

    Alaska Airlines

    21:15

    SEA

    1.3h

    23:33

    MSO

    SMTWTFS
Find more flights and airlines

St. Louis Lambert International Airport to Missoula International Airport Flights Info

Flight distance2,128.34km
Cheapest one-way ticket price$119
Cheapest return ticket price$408

FAQs for St. Louis Lambert International Airport to Missoula International Airport Flights

  • How long is a flight from St. Louis Lambert International Airport to Missoula International Airport?

    It takes around 5 hours 40 minutes to fly from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO).

  • How many daily flights are there from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO)?

    There are around 1 daily flights from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO).

  • When are flight tickets from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO) the cheapest?

    Tickets cost around $418 in May, making it the cheapest month to book. St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO) most expensive?

    The route from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO) is quite popular. Without considering departure times or holidays, tickets cost around $418 in May, the most expensive month to book this route.

  • What is the transportation method from the main airport to downtown in Missoula?

    • The distance from Missoula International Airport to downtown is about 8km. It takes about 20 minutes by taxi.

  • Which airline operates the most direct flights from St. Louis Lambert International Airport (STL) to Missoula International Airport (MSO)?

    United Airlines is a very popular airline operating an average of 1 flights per month.

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