Southwest Airlines flights from Seattle-Tacoma (SEA) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Tue,Wed 14:00 Seattle-Tacoma (SEA) 17:40 Denver (DEN) Southwest Airlines WN 2708 Non-stop Boeing 737-700 (73W) 2:40 Effective 2024-01-09 through 2024-03-06
Mon,Thu,Fri 12:45 Seattle-Tacoma (SEA) 16:20 Denver (DEN) Southwest Airlines WN 2887 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2024-01-08 through 2024-03-04
Sat 05:00 Seattle-Tacoma (SEA) 08:35 Denver (DEN) Southwest Airlines WN 3412 Non-stop Boeing 737-700 (73W) 2:35 Effective 2024-03-09 through 2024-04-06
Tue,Wed 05:10 Seattle-Tacoma (SEA) 08:50 Denver (DEN) Southwest Airlines WN 3412 Non-stop Boeing 737-800 (73H) 2:40 Effective 2024-03-12 through 2024-04-03
Mon,Thu,Fri 05:30 Seattle-Tacoma (SEA) 09:10 Denver (DEN) Southwest Airlines WN 3412 Non-stop Boeing 737-700 (73W) 2:40 Effective 2024-03-07 through 2024-04-08
Sun 05:45 Seattle-Tacoma (SEA) 09:25 Denver (DEN) Southwest Airlines WN 3412 Non-stop Boeing 737-800 (73H) 2:40 Effective 2024-03-10 through 2024-04-07
Fri 06:00 Seattle-Tacoma (SEA) 09:40 Denver (DEN) Southwest Airlines WN 3441 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Operates only on 2024-07-05
Sat 13:25 Seattle-Tacoma (SEA) 17:05 Denver (DEN) Southwest Airlines WN 3454 Non-stop Boeing 737-700 (73W) 2:40 Effective 2024-08-10 through 2024-09-28
Mon,Thu,Fri 14:35 Seattle-Tacoma (SEA) 18:20 Denver (DEN) Southwest Airlines WN 3454 Non-stop Boeing 737-800 (73H) 2:45 Effective 2024-08-05 through 2024-09-30
Sun 14:50 Seattle-Tacoma (SEA) 18:25 Denver (DEN) Southwest Airlines WN 3454 Non-stop Boeing 737-800 (73H) 2:35 Effective 2024-08-11 through 2024-08-25
Sun 14:50 Seattle-Tacoma (SEA) 18:25 Denver (DEN) Southwest Airlines WN 3454 Non-stop Boeing 737-800 (73H) 2:35 Effective 2024-09-08 through 2024-09-29
Mon,Thu,Fri 19:30 Seattle-Tacoma (SEA) 23:10 Denver (DEN) Southwest Airlines WN 3500 Non-stop Boeing 737-700 (73W) 2:40 Effective 2024-04-11 through 2024-06-03
Tue,Wed 15:00 Seattle-Tacoma (SEA) 18:45 Denver (DEN) Southwest Airlines WN 3939 Non-stop Boeing 737-700 (73W) 2:45 Effective 2024-06-04 through 2024-07-31
Tue,Wed 10:50 Seattle-Tacoma (SEA) 14:30 Denver (DEN) Southwest Airlines WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2024-06-04 through 2024-07-31
Mon,Thu,Fri 11:45 Seattle-Tacoma (SEA) 15:35 Denver (DEN) Southwest Airlines WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-06-06 through 2024-07-01
Mon,Thu,Fri 11:45 Seattle-Tacoma (SEA) 15:35 Denver (DEN) Southwest Airlines WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-07-08 through 2024-08-02
Sun 11:50 Seattle-Tacoma (SEA) 15:40 Denver (DEN) Southwest Airlines WN 3975 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-06-09 through 2024-08-04
Sun 14:15 Seattle-Tacoma (SEA) 18:10 Denver (DEN) Southwest Airlines WN 3980 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Operates only on 2024-09-01
Fri 17:00 Seattle-Tacoma (SEA) 20:45 Denver (DEN) Southwest Airlines WN 4153 Non-stop Boeing 737-700 (73W) 2:45 Operates only on 2024-07-05
Sat 11:30 Seattle-Tacoma (SEA) 15:10 Denver (DEN) Southwest Airlines WN 4173 Non-stop Boeing 737-800 (738) 2:40 Effective 2024-03-09 through 2024-04-06
Sun 12:05 Seattle-Tacoma (SEA) 15:45 Denver (DEN) Southwest Airlines WN 4173 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2024-03-10 through 2024-04-07
Mon,Thu,Fri 09:00 Seattle-Tacoma (SEA) 12:40 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737-800 (73H) 2:40 Effective 2024-04-11 through 2024-06-03
Tue,Wed 10:50 Seattle-Tacoma (SEA) 14:30 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737 MAX 8 (7M8) 2:40 Effective 2024-04-09 through 2024-05-29
Sat 11:50 Seattle-Tacoma (SEA) 15:40 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737-800 (73H) 2:50 Effective 2024-04-13 through 2024-06-01
Sun 14:10 Seattle-Tacoma (SEA) 17:55 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2024-05-26
Sun 15:25 Seattle-Tacoma (SEA) 19:10 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737-800 (73H) 2:45 Effective 2024-04-14 through 2024-05-19
Sun 15:25 Seattle-Tacoma (SEA) 19:10 Denver (DEN) Southwest Airlines WN 4278 Non-stop Boeing 737-800 (73H) 2:45 Operates only on 2024-06-02
Thu 13:25 Seattle-Tacoma (SEA) 17:10 Denver (DEN) Southwest Airlines WN 4525 Non-stop Boeing 737 MAX 8 (7M8) 2:45 Operates only on 2024-07-04
Sat 16:40 Seattle-Tacoma (SEA) 20:30 Denver (DEN) Southwest Airlines WN 4773 Non-stop Boeing 737-800 (73H) 2:50 Effective 2024-06-08 through 2024-08-03
Mon,Thu,Fri 18:10 Seattle-Tacoma (SEA) 22:00 Denver (DEN) Southwest Airlines WN 4773 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-06-06 through 2024-07-01
Mon,Thu,Fri 18:10 Seattle-Tacoma (SEA) 22:00 Denver (DEN) Southwest Airlines WN 4773 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-07-08 through 2024-08-02
Sun 20:00 Seattle-Tacoma (SEA) 23:35 Denver (DEN) Southwest Airlines WN 4773 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2024-06-09 through 2024-08-04
Tue,Wed 20:05 Seattle-Tacoma (SEA) 23:40 Denver (DEN) Southwest Airlines WN 4773 Non-stop Boeing 737 MAX 8 (7M8) 2:35 Effective 2024-06-04 through 2024-07-31
Fri 11:40 Seattle-Tacoma (SEA) 15:30 Denver (DEN) Southwest Airlines WN 4801 Non-stop Boeing 737-700 (73W) 2:50 Operates only on 2024-07-05
Sat 16:25 Seattle-Tacoma (SEA) 19:55 Denver (DEN) Southwest Airlines WN 6384 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2024-03-09 through 2024-04-06
Sun 17:05 Seattle-Tacoma (SEA) 20:35 Denver (DEN) Southwest Airlines WN 6384 Non-stop Boeing 737 MAX 8 (7M8) 2:30 Effective 2024-03-10 through 2024-04-07
Mon,Thu,Fri 17:20 Seattle-Tacoma (SEA) 20:50 Denver (DEN) Southwest Airlines WN 6384 Non-stop Boeing 737-700 (73W) 2:30 Effective 2024-03-07 through 2024-04-08
Non-Direct Flights:
Mon,Sun 05:15 Seattle-Tacoma (SEA) 11:45 Denver (DEN) Southwest Airlines WN 1253 1-stop Boeing 737 MAX 8 (7M8) 5:30 Valid until 2024-01-01
Wed-Fri,Sun 05:15 Seattle-Tacoma (SEA) 11:45 Denver (DEN) Southwest Airlines WN 1253 1-stop Boeing 737 MAX 8 (7M8) 5:30 Effective 2024-01-03 through 2024-01-07
Sat 09:10 Seattle-Tacoma (SEA) 19:30 Denver (DEN) Southwest Airlines WN 1105 2-stop Boeing 737-700 (73W) 9:20 Operates only on 2024-01-06
Sat 05:15 Seattle-Tacoma (SEA) 19:35 Denver (DEN) Southwest Airlines WN 1253 3-stop Boeing 737-700 (73W) 13:20 Operates only on 2024-01-06

1 2 3

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Denver airport (DEN).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:30 and 2:55.

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Southwest Airlines flights from Seattle-Tacoma (SEA) to Denver (DEN).

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN2708

14:00

Seattle-Tacoma (SEA)

17:40

Denver (DEN)

Effective 2024-01-09 through 2024-03-06

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2887

12:45

Seattle-Tacoma (SEA)

16:20

Denver (DEN)

Effective 2024-01-08 through 2024-03-04

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3412

05:00

Seattle-Tacoma (SEA)

08:35

Denver (DEN)

Effective 2024-03-09 through 2024-04-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:35, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3412

05:10

Seattle-Tacoma (SEA)

08:50

Denver (DEN)

Effective 2024-03-12 through 2024-04-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3412

05:30

Seattle-Tacoma (SEA)

09:10

Denver (DEN)

Effective 2024-03-07 through 2024-04-08

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3412

05:45

Seattle-Tacoma (SEA)

09:25

Denver (DEN)

Effective 2024-03-10 through 2024-04-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3441

06:00

Seattle-Tacoma (SEA)

09:40

Denver (DEN)

Operates only on 2024-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3454

13:25

Seattle-Tacoma (SEA)

17:05

Denver (DEN)

Effective 2024-08-10 through 2024-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3454

14:35

Seattle-Tacoma (SEA)

18:20

Denver (DEN)

Effective 2024-08-05 through 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3454

14:50

Seattle-Tacoma (SEA)

18:25

Denver (DEN)

Effective 2024-08-11 through 2024-08-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3454

14:50

Seattle-Tacoma (SEA)

18:25

Denver (DEN)

Effective 2024-09-08 through 2024-09-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3500

19:30

Seattle-Tacoma (SEA)

23:10

Denver (DEN)

Effective 2024-04-11 through 2024-06-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3939

15:00

Seattle-Tacoma (SEA)

18:45

Denver (DEN)

Effective 2024-06-04 through 2024-07-31

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3975

10:50

Seattle-Tacoma (SEA)

14:30

Denver (DEN)

Effective 2024-06-04 through 2024-07-31

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3975

11:45

Seattle-Tacoma (SEA)

15:35

Denver (DEN)

Effective 2024-06-06 through 2024-07-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3975

11:45

Seattle-Tacoma (SEA)

15:35

Denver (DEN)

Effective 2024-07-08 through 2024-08-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3975

11:50

Seattle-Tacoma (SEA)

15:40

Denver (DEN)

Effective 2024-06-09 through 2024-08-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3980

14:15

Seattle-Tacoma (SEA)

18:10

Denver (DEN)

Operates only on 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:55, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4153

17:00

Seattle-Tacoma (SEA)

20:45

Denver (DEN)

Operates only on 2024-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN4173

11:30

Seattle-Tacoma (SEA)

15:10

Denver (DEN)

Effective 2024-03-09 through 2024-04-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:40, non-stop
Boeing 737-800 (738)

Southwest Airlines WN4173

12:05

Seattle-Tacoma (SEA)

15:45

Denver (DEN)

Effective 2024-03-10 through 2024-04-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4278

09:00

Seattle-Tacoma (SEA)

12:40

Denver (DEN)

Effective 2024-04-11 through 2024-06-03

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4278

10:50

Seattle-Tacoma (SEA)

14:30

Denver (DEN)

Effective 2024-04-09 through 2024-05-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4278

11:50

Seattle-Tacoma (SEA)

15:40

Denver (DEN)

Effective 2024-04-13 through 2024-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4278

14:10

Seattle-Tacoma (SEA)

17:55

Denver (DEN)

Operates only on 2024-05-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4278

15:25

Seattle-Tacoma (SEA)

19:10

Denver (DEN)

Effective 2024-04-14 through 2024-05-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4278

15:25

Seattle-Tacoma (SEA)

19:10

Denver (DEN)

Operates only on 2024-06-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4525

13:25

Seattle-Tacoma (SEA)

17:10

Denver (DEN)

Operates only on 2024-07-04

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:45, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4773

16:40

Seattle-Tacoma (SEA)

20:30

Denver (DEN)

Effective 2024-06-08 through 2024-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:50, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4773

18:10

Seattle-Tacoma (SEA)

22:00

Denver (DEN)

Effective 2024-06-06 through 2024-07-01

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4773

18:10

Seattle-Tacoma (SEA)

22:00

Denver (DEN)

Effective 2024-07-08 through 2024-08-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4773

20:00

Seattle-Tacoma (SEA)

23:35

Denver (DEN)

Effective 2024-06-09 through 2024-08-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4773

20:05

Seattle-Tacoma (SEA)

23:40

Denver (DEN)

Effective 2024-06-04 through 2024-07-31

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4801

11:40

Seattle-Tacoma (SEA)

15:30

Denver (DEN)

Operates only on 2024-07-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN6384

16:25

Seattle-Tacoma (SEA)

19:55

Denver (DEN)

Effective 2024-03-09 through 2024-04-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN6384

17:05

Seattle-Tacoma (SEA)

20:35

Denver (DEN)

Effective 2024-03-10 through 2024-04-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:30, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN6384

17:20

Seattle-Tacoma (SEA)

20:50

Denver (DEN)

Effective 2024-03-07 through 2024-04-08

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:30, non-stop
Boeing 737-700 (73W)

Non-Direct Flights:

Southwest Airlines WN1253

05:15

Seattle-Tacoma (SEA)

11:45

Denver (DEN)

Valid until 2024-01-01

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1253

05:15

Seattle-Tacoma (SEA)

11:45

Denver (DEN)

Effective 2024-01-03 through 2024-01-07

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Duration: 5:30, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1105

09:10

Seattle-Tacoma (SEA)

19:30

Denver (DEN)

Operates only on 2024-01-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 9:20, 2-stop
Boeing 737-700 (73W)

Southwest Airlines WN1253

05:15

Seattle-Tacoma (SEA)

19:35

Denver (DEN)

Operates only on 2024-01-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 13:20, 3-stop
Boeing 737-700 (73W)

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A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Denver airport (DEN).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:30 and 2:55.

All SEA-DEN flights

All Southwest Airlines flights

Return (DEN-SEA) flights

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