All airlines flying from Missoula (MSO) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE
Direct Flights:
Wed 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 9 (7M9) 1:49 Effective 2026-01-07 through 2026-01-14
Mon,Tue,Thu-Sun 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:49 Effective 2026-01-08 through 2026-01-15
Fri,Sat 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737-800 (73H) 1:49 Effective 2026-01-16 through 2026-01-17
Mon-Thu,Sat,Sun 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:49 Effective 2026-01-18 through 2026-01-25
Mon,Fri 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 9 (7M9) 1:49 Effective 2026-01-23 through 2026-01-30
Mon-Thu,Sat,Sun 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:49 Effective 2026-01-27 through 2026-02-02
Mon,Tue 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737-800 (73H) 1:49 Effective 2026-02-03 through 2026-02-09
Tue-Fri,Sun 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:49 Effective 2026-02-04 through 2026-02-10
Sat 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 9 (7M9) 1:49 Operates only on 2026-02-07
Wed 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 8 (7M8) 1:49 Operates only on 2026-02-11
Mon,Wed-Sat 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:46 Effective 2026-02-12 through 2026-02-19
Tue,Fri,Sun 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737-800 (73H) 1:46 Effective 2026-02-15 through 2026-02-20
Wed-Sat 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:46 Effective 2026-02-21 through 2026-03-05
Sun 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 8 (7M8) 1:46 Operates only on 2026-02-22
Mon 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 9 (7M9) 1:46 Effective 2026-02-23 through 2026-03-02
Tue,Sun 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737-800 (73H) 1:46 Effective 2026-02-24 through 2026-03-03
Tue,Fri-Sun 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737-800 (73H) 1:46 Effective 2026-03-06 through 2026-03-10
Mon,Wed,Thu,Sat 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 (73J) 1:46 Effective 2026-03-09 through 2026-03-16
Fri,Sun 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 9 (7M9) 1:46 Effective 2026-03-13 through 2026-03-15
Tue 06:23 Missoula (MSO) 07:09 Seattle-Tacoma (SEA) Alaska Airlines AS 138 Non-stop Boeing 737 MAX 8 (7M8) 1:46 Operates only on 2026-03-17
Wed 14:35 Missoula (MSO) 15:08 Seattle-Tacoma (SEA) Alaska Airlines AS 660 Non-stop Boeing 737 (73J) 1:33 Operates only on 2026-03-18
Daily 14:35 Missoula (MSO) 15:03 Seattle-Tacoma (SEA) Alaska Airlines AS 660 Non-stop Boeing 737 (73J) 1:28 Effective 2026-03-19 through 2026-05-12
Daily 16:20 Missoula (MSO) 17:00 Seattle-Tacoma (SEA) Alaska Airlines AS 660 Non-stop Boeing 737-700 (73G) 1:40 Effective 2026-01-07 through 2026-02-11
Daily 16:21 Missoula (MSO) 17:04 Seattle-Tacoma (SEA) Alaska Airlines AS 660 Non-stop Boeing 737-700 (73G) 1:43 Valid until 2026-01-06
Wed 06:35 Missoula (MSO) 07:10 Seattle-Tacoma (SEA) Alaska Airlines AS 665 Non-stop Boeing 737 (73J) 1:35 Operates only on 2026-03-18
Daily 06:35 Missoula (MSO) 07:08 Seattle-Tacoma (SEA) Alaska Airlines AS 665 Non-stop Boeing 737 (73J) 1:33 Effective 2026-03-19 through 2026-04-21
Daily 15:17 Missoula (MSO) 15:50 Seattle-Tacoma (SEA) Alaska Airlines AS 697 Non-stop Boeing 737 (73J) 1:33 Effective 2026-05-13 through 2026-06-09
Daily 16:13 Missoula (MSO) 16:55 Seattle-Tacoma (SEA) Alaska Airlines AS 697 Non-stop Boeing 737 (73J) 1:42 Effective from 2026-06-10
Mon,Sat,Sun 06:00 Missoula (MSO) 06:57 Seattle-Tacoma (SEA) Alaska Airlines AS 1481 Non-stop Boeing 737-800 (73H) 1:57 Valid until 2026-01-04
Tue-Fri 06:00 Missoula (MSO) 06:57 Seattle-Tacoma (SEA) Alaska Airlines AS 1481 Non-stop Boeing 737 (73J) 1:57 Valid until 2026-01-02
Mon 06:00 Missoula (MSO) 06:57 Seattle-Tacoma (SEA) Alaska Airlines AS 1481 Non-stop Boeing 737 MAX 9 (7M9) 1:57 Operates only on 2026-01-05
Tue 06:00 Missoula (MSO) 06:57 Seattle-Tacoma (SEA) Alaska Airlines AS 1481 Non-stop Boeing 737-800 (73H) 1:57 Operates only on 2026-01-06
Daily 18:39 Missoula (MSO) 19:10 Seattle-Tacoma (SEA) Alaska Airlines AS 2036 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-05-13 through 2026-06-09
Daily 06:35 Missoula (MSO) 07:08 Seattle-Tacoma (SEA) Alaska Airlines AS 2136 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-04-22 through 2026-05-12
Daily 06:35 Missoula (MSO) 07:10 Seattle-Tacoma (SEA) Alaska Airlines AS 2136 Non-stop Embraer EMB 175 (E75) 1:35 Effective from 2026-06-10
Daily 13:39 Missoula (MSO) 14:14 Seattle-Tacoma (SEA) Alaska Airlines AS 2136 Non-stop Embraer EMB 175 (E75) 1:35 Effective 2026-02-12 through 2026-03-17
Daily 14:03 Missoula (MSO) 14:41 Seattle-Tacoma (SEA) Alaska Airlines AS 2136 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-01-07 through 2026-02-11
Daily 13:59 Missoula (MSO) 14:30 Seattle-Tacoma (SEA) Alaska Airlines AS 2148 Non-stop Embraer EMB 175 (E75) 1:31 Effective 2026-05-13 through 2026-06-09
Mon,Tue,Thu,Fri 16:20 Missoula (MSO) 16:55 Seattle-Tacoma (SEA) Alaska Airlines AS 2160 Non-stop Embraer EMB 175 (E75) 1:35 Effective 2026-02-12 through 2026-03-17
Wed 18:30 Missoula (MSO) 19:04 Seattle-Tacoma (SEA) Alaska Airlines AS 2160 Non-stop Embraer EMB 175 (E75) 1:34 Operates only on 2026-03-18
Daily 18:30 Missoula (MSO) 18:56 Seattle-Tacoma (SEA) Alaska Airlines AS 2160 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-03-19 through 2026-05-12
Daily 18:36 Missoula (MSO) 19:11 Seattle-Tacoma (SEA) Alaska Airlines AS 2160 Non-stop Embraer EMB 175 (E75) 1:35 Effective from 2026-06-10
Daily 14:16 Missoula (MSO) 14:50 Seattle-Tacoma (SEA) Alaska Airlines AS 2218 Non-stop Embraer EMB 175 (E75) 1:34 Effective from 2026-06-10
Daily 13:34 Missoula (MSO) 14:25 Seattle-Tacoma (SEA) Alaska Airlines AS 2219 Non-stop Embraer EMB 175 (E75) 1:51 Valid until 2026-01-06
Daily 06:42 Missoula (MSO) 07:15 Seattle-Tacoma (SEA) Alaska Airlines AS 2430 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-05-13 through 2026-06-09
Direct Codeshare Flights:
Wed,Thu 13:34 Missoula (MSO) 14:25 Seattle-Tacoma (SEA) Qatar Airways QR 2075 Non-stop Embraer EMB 175 (E75) 1:51 Valid until 2026-01-01 Codeshare flight, operated by Alaska Airlines.(AS 2219)
Wed 14:35 Missoula (MSO) 15:08 Seattle-Tacoma (SEA) Qatar Airways QR 2081 Non-stop Boeing 737 (73J) 1:33 Operates only on 2026-03-18 Codeshare flight, operated by Alaska Airlines.(AS 660)
Daily 14:35 Missoula (MSO) 15:03 Seattle-Tacoma (SEA) Qatar Airways QR 2081 Non-stop Boeing 737 (73J) 1:28 Effective 2026-03-19 through 2026-05-12 Codeshare flight, operated by Alaska Airlines.(AS 660)
Wed 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Qatar Airways QR 2085 Non-stop Boeing 737 MAX 9 (7M9) 1:49 Effective 2026-01-07 through 2026-01-14 Codeshare flight, operated by Alaska Airlines.(AS 138)
Mon,Tue,Thu-Sun 06:23 Missoula (MSO) 07:12 Seattle-Tacoma (SEA) Qatar Airways QR 2085 Non-stop Boeing 737 (73J) 1:49 Effective 2026-01-08 through 2026-01-15 Codeshare flight, operated by Alaska Airlines.(AS 138)

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Parallax here MSO-SEA

1 2 3 4 5

A domestic route departing from the Missoula airport (MSO) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 387 miles, or 623 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:26 and 1:57.

Return (SEA-MSO) flights

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All airlines flying from Missoula (MSO) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-01-14

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-08 through 2026-01-15

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Duration: 1:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-16 through 2026-01-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 1:49, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-18 through 2026-01-25

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 1:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-23 through 2026-01-30

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-27 through 2026-02-02

Mon

Tue

Wed

Thu

Fri
-

Sat

Sun

Duration: 1:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-02-03 through 2026-02-09

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:49, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-02-04 through 2026-02-10

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:49, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Operates only on 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Operates only on 2026-02-11

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:49, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-02-19

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 1:46, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-02-15 through 2026-02-20

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 1:46, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-02-21 through 2026-03-05

Mon
-

Tue
-

Wed

Thu

Fri

Sat

Sun
-

Duration: 1:46, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Operates only on 2026-02-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:46, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-02-23 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:46, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-02-24 through 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:46, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-03-06 through 2026-03-10

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat

Sun

Duration: 1:46, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-03-09 through 2026-03-16

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun
-

Duration: 1:46, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Effective 2026-03-13 through 2026-03-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 1:46, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS138

06:23

Missoula (MSO)

07:09

Seattle-Tacoma (SEA)

Operates only on 2026-03-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:46, non-stop
Boeing 737 MAX 8 (7M8)

Direct Flights:

Alaska Airlines AS660

14:35

Missoula (MSO)

15:08

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:33, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS660

14:35

Missoula (MSO)

15:03

Seattle-Tacoma (SEA)

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:28, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS660

16:20

Missoula (MSO)

17:00

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:40, non-stop
Boeing 737-700 (73G)

Direct Flights:

Alaska Airlines AS660

16:21

Missoula (MSO)

17:04

Seattle-Tacoma (SEA)

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:43, non-stop
Boeing 737-700 (73G)

Direct Flights:

Alaska Airlines AS665

06:35

Missoula (MSO)

07:10

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:35, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS665

06:35

Missoula (MSO)

07:08

Seattle-Tacoma (SEA)

Effective 2026-03-19 through 2026-04-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS697

15:17

Missoula (MSO)

15:50

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS697

16:13

Missoula (MSO)

16:55

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:42, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1481

06:00

Missoula (MSO)

06:57

Seattle-Tacoma (SEA)

Valid until 2026-01-04

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Duration: 1:57, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS1481

06:00

Missoula (MSO)

06:57

Seattle-Tacoma (SEA)

Valid until 2026-01-02

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 1:57, non-stop
Boeing 737 (73J)

Direct Flights:

Alaska Airlines AS1481

06:00

Missoula (MSO)

06:57

Seattle-Tacoma (SEA)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:57, non-stop
Boeing 737 MAX 9 (7M9)

Direct Flights:

Alaska Airlines AS1481

06:00

Missoula (MSO)

06:57

Seattle-Tacoma (SEA)

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:57, non-stop
Boeing 737-800 (73H)

Direct Flights:

Alaska Airlines AS2036

18:39

Missoula (MSO)

19:10

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2136

06:35

Missoula (MSO)

07:08

Seattle-Tacoma (SEA)

Effective 2026-04-22 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2136

06:35

Missoula (MSO)

07:10

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2136

13:39

Missoula (MSO)

14:14

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-03-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2136

14:03

Missoula (MSO)

14:41

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:38, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2148

13:59

Missoula (MSO)

14:30

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2160

16:20

Missoula (MSO)

16:55

Seattle-Tacoma (SEA)

Effective 2026-02-12 through 2026-03-17

Mon

Tue

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 1:35, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2160

18:30

Missoula (MSO)

19:04

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:34, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2160

18:30

Missoula (MSO)

18:56

Seattle-Tacoma (SEA)

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:26, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2160

18:36

Missoula (MSO)

19:11

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:35, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2218

14:16

Missoula (MSO)

14:50

Seattle-Tacoma (SEA)

Effective from 2026-06-10

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:34, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2219

13:34

Missoula (MSO)

14:25

Seattle-Tacoma (SEA)

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:51, non-stop
Embraer EMB 175 (E75)

Direct Flights:

Alaska Airlines AS2430

06:42

Missoula (MSO)

07:15

Seattle-Tacoma (SEA)

Effective 2026-05-13 through 2026-06-09

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:33, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2075

13:34

Missoula (MSO)

14:25

Seattle-Tacoma (SEA)

Valid until 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Alaska Airlines. (AS 2219)

Duration: 1:51, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2081

14:35

Missoula (MSO)

15:08

Seattle-Tacoma (SEA)

Operates only on 2026-03-18

Mon
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Tue
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Wed

Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by Alaska Airlines. (AS 660)

Duration: 1:33, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Qatar Airways QR2081

14:35

Missoula (MSO)

15:03

Seattle-Tacoma (SEA)

Effective 2026-03-19 through 2026-05-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 660)

Duration: 1:28, non-stop
Boeing 737 (73J)

Direct Codeshare Flights:

Qatar Airways QR2085

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-07 through 2026-01-14

Mon
-

Tue
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Wed

Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by Alaska Airlines. (AS 138)

Duration: 1:49, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

Qatar Airways QR2085

06:23

Missoula (MSO)

07:12

Seattle-Tacoma (SEA)

Effective 2026-01-08 through 2026-01-15

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by Alaska Airlines. (AS 138)

Duration: 1:49, non-stop
Boeing 737 (73J)

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Parallax here MSO-SEA

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A domestic route departing from the Missoula airport (MSO) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 387 miles, or 623 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 1:26 and 1:57.

Return (SEA-MSO) flights

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