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

FLIGHT SCHEDULE
Direct Flights:
Thu,Fri,Sun 07:50 Denver (DEN) 10:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2024-11-03 through 2024-11-10
Mon,Thu,Fri,Sun 07:50 Denver (DEN) 10:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2024-11-11 through 2024-11-25
Fri,Sun 07:50 Denver (DEN) 10:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Effective 2024-12-08 through 2024-12-15
Thu 07:50 Denver (DEN) 10:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Operates only on 2024-12-19
Fri 07:50 Denver (DEN) 10:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:10 Operates only on 2025-01-03
Sat 11:00 Denver (DEN) 13:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-23 through 2024-11-30
Sat 11:00 Denver (DEN) 13:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-12-21 through 2025-01-04
Mon-Wed 22:50 Denver (DEN) 00:50 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-26 through 2024-12-02 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 22:50 Denver (DEN) 00:50 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-12-20 through 2025-01-02 The flight arrives 1 day after departure.
Sun 22:50 Denver (DEN) 00:50 Seattle-Tacoma (SEA) Southwest Airlines WN 1061 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2025-01-05 The flight arrives 1 day after departure.
Sat 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 1108 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-10-05 through 2024-11-02
Mon,Thu,Fri,Sun 17:55 Denver (DEN) 20:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1142 Non-stop Boeing 737-800 (73H) 3:05 Effective 2025-02-13 through 2025-02-17
Thu,Fri,Sun 17:55 Denver (DEN) 20:00 Seattle-Tacoma (SEA) Southwest Airlines WN 1142 Non-stop Boeing 737-800 (73H) 3:05 Effective 2025-02-21 through 2025-03-02
Sat 15:15 Denver (DEN) 17:15 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-02-15 through 2025-03-01
Sat 16:45 Denver (DEN) 18:45 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-11-09 through 2024-11-16
Sat 16:45 Denver (DEN) 18:45 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-12-07 through 2024-12-14
Sat 18:55 Denver (DEN) 20:55 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-11-23 through 2024-11-30
Sat 18:55 Denver (DEN) 20:55 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-12-21 through 2025-01-04
Sat 19:25 Denver (DEN) 21:25 Seattle-Tacoma (SEA) Southwest Airlines WN 1310 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-01-11 through 2025-02-08
Tue,Wed 20:45 Denver (DEN) 22:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1420 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Effective 2024-10-08 through 2024-10-30
Mon,Thu,Fri 22:40 Denver (DEN) 00:30 Seattle-Tacoma (SEA) Southwest Airlines WN 1420 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Effective 2024-10-03 through 2024-10-28 The flight arrives 1 day after departure.
Fri 22:40 Denver (DEN) 00:30 Seattle-Tacoma (SEA) Southwest Airlines WN 1420 Non-stop Boeing 737 MAX 8 (7M8) 2:50 Operates only on 2024-11-01 The flight arrives 1 day after departure.
Sun 22:45 Denver (DEN) 00:35 Seattle-Tacoma (SEA) Southwest Airlines WN 1420 Non-stop Boeing 737-700 (73W) 2:50 Effective 2024-10-06 through 2024-10-27 The flight arrives 1 day after departure.
Mon-Wed 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-04 through 2024-11-06
Tue,Wed 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-12 through 2024-11-20
Tue-Fri 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-11-29 through 2024-12-06
Mon-Thu 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-12-09 through 2024-12-18
Tue,Wed 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-12-24 through 2025-01-01
Mon 16:40 Denver (DEN) 18:40 Seattle-Tacoma (SEA) Southwest Airlines WN 1458 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2025-01-06
Tue,Wed 16:15 Denver (DEN) 18:15 Seattle-Tacoma (SEA) Southwest Airlines WN 1615 Non-stop Boeing 737-800 (73H) 3:00 Effective 2024-10-08 through 2024-10-30
Sat 21:45 Denver (DEN) 23:45 Seattle-Tacoma (SEA) Southwest Airlines WN 2180 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-02-15 through 2025-03-01
Mon,Thu,Fri 06:40 Denver (DEN) 08:40 Seattle-Tacoma (SEA) Southwest Airlines WN 2337 Non-stop Boeing 737-700 (73W) 3:00 Effective 2024-10-03 through 2024-10-28
Fri 06:40 Denver (DEN) 08:40 Seattle-Tacoma (SEA) Southwest Airlines WN 2337 Non-stop Boeing 737-700 (73W) 3:00 Operates only on 2024-11-01
Mon-Fri 15:50 Denver (DEN) 17:50 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-01-07 through 2025-01-15
Tue-Fri,Sun 15:50 Denver (DEN) 17:50 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-01-19 through 2025-01-24
Mon-Fri 15:50 Denver (DEN) 17:50 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-01-27 through 2025-02-05
Tue,Wed,Sun 15:50 Denver (DEN) 17:50 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-02-09 through 2025-02-12
Tue,Wed 15:50 Denver (DEN) 17:50 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737-800 (73H) 3:00 Effective 2025-02-19 through 2025-03-05
Thu,Fri,Sun 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-01-12 through 2025-01-17
Mon,Sun 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-01-20 through 2025-01-26
Thu,Fri,Sun 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-02-02 through 2025-02-07
Mon 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2025-02-10
Mon,Tue,Thu 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2025-02-18 through 2025-02-24
Mon 16:10 Denver (DEN) 18:10 Seattle-Tacoma (SEA) Southwest Airlines WN 2356 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2025-03-03
Sun 06:15 Denver (DEN) 08:05 Seattle-Tacoma (SEA) Southwest Airlines WN 2518 Non-stop Boeing 737-700 (73W) 2:50 Effective 2024-09-08 through 2024-09-29
Mon,Thu-Sat 08:10 Denver (DEN) 10:05 Seattle-Tacoma (SEA) Southwest Airlines WN 2518 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2024-09-30
Tue,Wed 09:05 Denver (DEN) 11:00 Seattle-Tacoma (SEA) Southwest Airlines WN 2518 Non-stop Boeing 737-800 (73H) 2:55 Valid until 2024-10-02
Mon,Thu,Fri 10:45 Denver (DEN) 12:40 Seattle-Tacoma (SEA) Southwest Airlines WN 2568 Non-stop Boeing 737 MAX 8 (7M8) 2:55 Valid until 2024-09-30
Sun 16:45 Denver (DEN) 18:35 Seattle-Tacoma (SEA) Southwest Airlines WN 2651 Non-stop Boeing 737-800 (73H) 2:50 Operates only on 2024-09-01
Mon,Thu,Fri 15:30 Denver (DEN) 17:25 Seattle-Tacoma (SEA) Southwest Airlines WN 2664 Non-stop Boeing 737-800 (73H) 2:55 Effective 2024-10-03 through 2024-10-28

1 2 3 4

A domestic route departing from the Denver airport (DEN) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1022 miles, or 1644 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 2:50 and 3:10.

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

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN1061

07:50

Denver (DEN)

10:00

Seattle-Tacoma (SEA)

Effective 2024-11-03 through 2024-11-10

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

07:50

Denver (DEN)

10:00

Seattle-Tacoma (SEA)

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

07:50

Denver (DEN)

10:00

Seattle-Tacoma (SEA)

Effective 2024-12-08 through 2024-12-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

07:50

Denver (DEN)

10:00

Seattle-Tacoma (SEA)

Operates only on 2024-12-19

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

07:50

Denver (DEN)

10:00

Seattle-Tacoma (SEA)

Operates only on 2025-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

11:00

Denver (DEN)

13:00

Seattle-Tacoma (SEA)

Effective 2024-11-23 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

11:00

Denver (DEN)

13:00

Seattle-Tacoma (SEA)

Effective 2024-12-21 through 2025-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1061

22:50

Denver (DEN)

00:50(+1)

Seattle-Tacoma (SEA)

Effective 2024-11-26 through 2024-12-02

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1061

22:50

Denver (DEN)

00:50(+1)

Seattle-Tacoma (SEA)

Effective 2024-12-20 through 2025-01-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1061

22:50

Denver (DEN)

00:50(+1)

Seattle-Tacoma (SEA)

Operates only on 2025-01-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1108

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Effective 2024-10-05 through 2024-11-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1142

17:55

Denver (DEN)

20:00

Seattle-Tacoma (SEA)

Effective 2025-02-13 through 2025-02-17

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1142

17:55

Denver (DEN)

20:00

Seattle-Tacoma (SEA)

Effective 2025-02-21 through 2025-03-02

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:05, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1310

15:15

Denver (DEN)

17:15

Seattle-Tacoma (SEA)

Effective 2025-02-15 through 2025-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1310

16:45

Denver (DEN)

18:45

Seattle-Tacoma (SEA)

Effective 2024-11-09 through 2024-11-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1310

16:45

Denver (DEN)

18:45

Seattle-Tacoma (SEA)

Effective 2024-12-07 through 2024-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN1310

18:55

Denver (DEN)

20:55

Seattle-Tacoma (SEA)

Effective 2024-11-23 through 2024-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1310

18:55

Denver (DEN)

20:55

Seattle-Tacoma (SEA)

Effective 2024-12-21 through 2025-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN1310

19:25

Denver (DEN)

21:25

Seattle-Tacoma (SEA)

Effective 2025-01-11 through 2025-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1420

20:45

Denver (DEN)

22:40

Seattle-Tacoma (SEA)

Effective 2024-10-08 through 2024-10-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

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

Southwest Airlines WN1420

22:40

Denver (DEN)

00:30(+1)

Seattle-Tacoma (SEA)

Effective 2024-10-03 through 2024-10-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1420

22:40

Denver (DEN)

00:30(+1)

Seattle-Tacoma (SEA)

Operates only on 2024-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:50, non-stop
Boeing 737 MAX 8 (7M8)
The flight arrives 1 day after departure.

Southwest Airlines WN1420

22:45

Denver (DEN)

00:35(+1)

Seattle-Tacoma (SEA)

Effective 2024-10-06 through 2024-10-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:50, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

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

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

Effective 2024-11-12 through 2024-11-20

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

Effective 2024-11-29 through 2024-12-06

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

Effective 2024-12-09 through 2024-12-18

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

Effective 2024-12-24 through 2025-01-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1458

16:40

Denver (DEN)

18:40

Seattle-Tacoma (SEA)

Operates only on 2025-01-06

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN1615

16:15

Denver (DEN)

18:15

Seattle-Tacoma (SEA)

Effective 2024-10-08 through 2024-10-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2180

21:45

Denver (DEN)

23:45

Seattle-Tacoma (SEA)

Effective 2025-02-15 through 2025-03-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2337

06:40

Denver (DEN)

08:40

Seattle-Tacoma (SEA)

Effective 2024-10-03 through 2024-10-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2337

06:40

Denver (DEN)

08:40

Seattle-Tacoma (SEA)

Operates only on 2024-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2356

15:50

Denver (DEN)

17:50

Seattle-Tacoma (SEA)

Effective 2025-01-07 through 2025-01-15

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2356

15:50

Denver (DEN)

17:50

Seattle-Tacoma (SEA)

Effective 2025-01-19 through 2025-01-24

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2356

15:50

Denver (DEN)

17:50

Seattle-Tacoma (SEA)

Effective 2025-01-27 through 2025-02-05

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2356

15:50

Denver (DEN)

17:50

Seattle-Tacoma (SEA)

Effective 2025-02-09 through 2025-02-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2356

15:50

Denver (DEN)

17:50

Seattle-Tacoma (SEA)

Effective 2025-02-19 through 2025-03-05

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Effective 2025-01-12 through 2025-01-17

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Effective 2025-01-20 through 2025-01-26

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Effective 2025-02-02 through 2025-02-07

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Operates only on 2025-02-10

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Effective 2025-02-18 through 2025-02-24

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2356

16:10

Denver (DEN)

18:10

Seattle-Tacoma (SEA)

Operates only on 2025-03-03

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2518

06:15

Denver (DEN)

08:05

Seattle-Tacoma (SEA)

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN2518

08:10

Denver (DEN)

10:05

Seattle-Tacoma (SEA)

Valid until 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

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

Southwest Airlines WN2518

09:05

Denver (DEN)

11:00

Seattle-Tacoma (SEA)

Valid until 2024-10-02

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2568

10:45

Denver (DEN)

12:40

Seattle-Tacoma (SEA)

Valid until 2024-09-30

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

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

Southwest Airlines WN2651

16:45

Denver (DEN)

18:35

Seattle-Tacoma (SEA)

Operates only on 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

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

Southwest Airlines WN2664

15:30

Denver (DEN)

17:25

Seattle-Tacoma (SEA)

Effective 2024-10-03 through 2024-10-28

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 2:55, non-stop
Boeing 737-800 (73H)

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A domestic route departing from the Denver airport (DEN) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1022 miles, or 1644 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 2:50 and 3:10.

All DEN-SEA flights

All Southwest Airlines flights

Return (SEA-DEN) flights

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