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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:08 Operates only on 2024-01-09
Tue,Sat 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737-900 (739) 3:08 Effective 2024-01-16 through 2024-01-20
Tue,Wed,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:08 Effective 2024-01-17 through 2024-01-23
Mon,Wed-Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737-800 (73H) 3:08 Effective 2024-01-18 through 2024-01-25
Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-01-26 through 2024-02-02
Tue,Thu,Sat 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:08 Effective 2024-01-27 through 2024-02-03
Mon,Wed,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737-800 (73H) 3:08 Effective 2024-01-28 through 2024-01-31
Mon-Thu,Sat,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-04 through 2024-02-11
Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737-800 (73H) 3:08 Operates only on 2024-02-09
Mon 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Operates only on 2024-02-12
Tue,Wed 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-13 through 2024-02-14
Daily 06:45 Denver (DEN) 08:42 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 2:57 Effective 2024-04-16 through 2024-05-15
Daily 08:00 Denver (DEN) 10:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 643 Non-stop Boeing 737 (73J) 3:00 Effective from 2024-05-16
Mon-Fri 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:03 Effective 2024-03-14 through 2024-03-29
Sat,Sun 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:03 Effective 2024-03-16 through 2024-03-24
Mon-Wed,Fri,Sat 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:03 Effective 2024-03-30 through 2024-04-05
Sat,Sun 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:03 Effective 2024-03-31 through 2024-04-07
Thu 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 MAX 9 (7M9) 3:03 Operates only on 2024-04-04
Mon-Sat 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:03 Effective 2024-04-08 through 2024-04-13
Sun 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:03 Operates only on 2024-04-14
Mon 10:51 Denver (DEN) 12:54 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 MAX 9 (7M9) 3:03 Operates only on 2024-04-15
Mon-Fri,Sun 10:53 Denver (DEN) 13:05 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-900 (739) 3:12 Valid until 2024-01-04
Fri 10:53 Denver (DEN) 13:05 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:12 Operates only on 2024-01-05
Sat,Sun 10:53 Denver (DEN) 13:05 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 MAX 9 (7M9) 3:12 Effective 2024-01-06 through 2024-01-07
Daily 10:53 Denver (DEN) 12:50 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 2:57 Effective 2024-04-16 through 2024-05-15
Mon-Wed 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:11 Effective 2024-01-08 through 2024-01-10
Thu-Sat 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-900 (739) 3:11 Effective 2024-01-11 through 2024-01-13
Mon,Thu,Fri,Sun 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:11 Effective 2024-01-14 through 2024-01-29
Tue,Wed,Sat 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:11 Effective 2024-01-16 through 2024-01-27
Mon,Tue,Fri 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:11 Effective 2024-01-30 through 2024-02-05
Wed,Sat,Sun 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:11 Effective 2024-01-31 through 2024-02-10
Tue,Thu 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-900 (739) 3:11 Effective 2024-02-01 through 2024-02-06
Mon,Thu,Fri 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737-800 (73H) 3:11 Effective 2024-02-08 through 2024-02-12
Sun 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 MAX 9 (7M9) 3:11 Operates only on 2024-02-11
Tue,Wed 11:15 Denver (DEN) 13:26 Seattle-Tacoma (SEA)
Alaska Airlines AS 681 Non-stop Boeing 737 (73J) 3:11 Effective 2024-02-13 through 2024-02-14
Mon,Tue,Thu,Fri,Sun 11:10 Denver (DEN) 13:18 Seattle-Tacoma (SEA)
Alaska Airlines AS 682 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-02-15 through 2024-03-05
Wed,Sat 11:10 Denver (DEN) 13:18 Seattle-Tacoma (SEA)
Alaska Airlines AS 682 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-17 through 2024-03-13
Thu 11:10 Denver (DEN) 13:18 Seattle-Tacoma (SEA)
Alaska Airlines AS 682 Non-stop Boeing 737-900 (739) 3:08 Operates only on 2024-03-07
Mon,Tue,Fri,Sun 11:10 Denver (DEN) 13:18 Seattle-Tacoma (SEA)
Alaska Airlines AS 682 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-03-08 through 2024-03-12
Daily 12:05 Denver (DEN) 14:05 Seattle-Tacoma (SEA)
Alaska Airlines AS 682 Non-stop Boeing 737 (73J) 3:00 Effective from 2024-05-16
Daily 19:48 Denver (DEN) 22:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737-900 (739) 3:12 Valid until 2024-01-05
Sat 19:48 Denver (DEN) 22:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737 MAX 9 (7M9) 3:12 Operates only on 2024-01-06
Sun 19:48 Denver (DEN) 22:00 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737-900 (739) 3:12 Operates only on 2024-01-07
Mon-Fri,Sun 19:55 Denver (DEN) 21:49 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737 (73J) 2:54 Effective 2024-04-16 through 2024-05-15
Sun 21:09 Denver (DEN) 23:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737 (73J) 3:01 Operates only on 2024-03-17
Sun 21:09 Denver (DEN) 23:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737-900 (739) 3:01 Operates only on 2024-03-24
Sun 21:09 Denver (DEN) 23:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737 (73J) 3:01 Effective 2024-03-31 through 2024-04-07
Sun 21:09 Denver (DEN) 23:10 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737-900 (739) 3:01 Operates only on 2024-04-14
Mon,Thu,Fri 21:30 Denver (DEN) 23:31 Seattle-Tacoma (SEA)
Alaska Airlines AS 705 Non-stop Boeing 737 (73J) 3:01 Effective 2024-03-14 through 2024-04-15
Mon-Fri,Sun 21:48 Denver (DEN) 23:59 Seattle-Tacoma (SEA)
Alaska Airlines AS 709 Non-stop Boeing 737-900 (739) 3:11 Valid until 2024-01-03
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Alaska Airlines flights from Denver (DEN) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Operates only on 2024-01-09
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-16 through 2024-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:08, non-stop
Boeing 737-900 (739)

Effective 2024-01-17 through 2024-01-23
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-18 through 2024-01-25
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Effective 2024-01-26 through 2024-02-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-27 through 2024-02-03
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-28 through 2024-01-31
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Effective 2024-02-04 through 2024-02-11
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 3:08, non-stop
Boeing 737 (73J)

Operates only on 2024-02-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Operates only on 2024-02-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-13 through 2024-02-14
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Boeing 737 (73J)

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Boeing 737 (73J)

Effective 2024-03-14 through 2024-03-29
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:03, non-stop
Boeing 737 (73J)

Effective 2024-03-16 through 2024-03-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:03, non-stop
Boeing 737-800 (73H)

Effective 2024-03-30 through 2024-04-05
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 3:03, non-stop
Boeing 737 (73J)

Effective 2024-03-31 through 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:03, non-stop
Boeing 737-800 (73H)

Operates only on 2024-04-04
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:03, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-04-08 through 2024-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:03, non-stop
Boeing 737 (73J)

Operates only on 2024-04-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:03, non-stop
Boeing 737-800 (73H)

Operates only on 2024-04-15
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:03, non-stop
Boeing 737 MAX 9 (7M9)

Valid until 2024-01-04
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:12, non-stop
Boeing 737-900 (739)

Operates only on 2024-01-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:12, non-stop
Boeing 737 (73J)

Effective 2024-01-06 through 2024-01-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 3:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:57, non-stop
Boeing 737 (73J)

Effective 2024-01-08 through 2024-01-10
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-01-11 through 2024-01-13
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 3:11, non-stop
Boeing 737-900 (739)

Effective 2024-01-14 through 2024-01-29
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737-800 (73H)

Effective 2024-01-16 through 2024-01-27
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-01-30 through 2024-02-05
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737-800 (73H)

Effective 2024-01-31 through 2024-02-10
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-02-01 through 2024-02-06
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737-900 (739)

Effective 2024-02-08 through 2024-02-12
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737-800 (73H)

Operates only on 2024-02-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-13 through 2024-02-14
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-02-15 through 2024-03-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-17 through 2024-03-13
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:08, non-stop
Boeing 737 (73J)

Operates only on 2024-03-07
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:08, non-stop
Boeing 737-900 (739)

Effective 2024-03-08 through 2024-03-12
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Boeing 737 (73J)

Valid until 2024-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:12, non-stop
Boeing 737-900 (739)

Operates only on 2024-01-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:12, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-01-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:12, non-stop
Boeing 737-900 (739)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:54, non-stop
Boeing 737 (73J)

Operates only on 2024-03-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:01, non-stop
Boeing 737 (73J)

Operates only on 2024-03-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:01, non-stop
Boeing 737-900 (739)

Effective 2024-03-31 through 2024-04-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:01, non-stop
Boeing 737 (73J)

Operates only on 2024-04-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:01, non-stop
Boeing 737-900 (739)

Effective 2024-03-14 through 2024-04-15
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 3:01, non-stop
Boeing 737 (73J)

Valid until 2024-01-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:11, non-stop
Boeing 737-900 (739)
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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 2:54 and 3:14.