Korean Air Lines flights from Denver (DEN) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:05 Denver (DEN) 08:07 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:02 Effective 2024-06-07 through 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2061)
Daily 06:05 Denver (DEN) 08:15 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:10 Effective from 2024-09-09
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Daily 06:14 Denver (DEN) 08:33 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:19 Valid until 2024-01-07
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Daily 06:15 Denver (DEN) 08:40 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:25 Effective 2024-01-08 through 2024-02-05
Codeshare flight, operated by Delta Air Lines.(DL 2426)
Daily 06:15 Denver (DEN) 08:41 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:26 Effective 2024-02-06 through 2024-03-09
Codeshare flight, operated by Delta Air Lines.(DL 2426)
Daily 06:15 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:13 Effective 2024-03-10 through 2024-04-08
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Daily 06:15 Denver (DEN) 08:20 Seattle-Tacoma (SEA)
Korean Air Lines KE 3014 Non-stop Boeing 737-800 (738) 3:05 Effective 2024-04-09 through 2024-06-06
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Mon-Wed,Fri,Sun 21:48 Denver (DEN) 23:59 Seattle-Tacoma (SEA)
Korean Air Lines KE 6030 Non-stop Boeing 737-900 (739) 3:11 Valid until 2024-01-07
Codeshare flight, operated by Alaska Airlines.(AS 709)
Thu 21:48 Denver (DEN) 23:59 Seattle-Tacoma (SEA)
Korean Air Lines KE 6030 Non-stop Boeing 737 (73J) 3:11 Operates only on 2024-01-04
Codeshare flight, operated by Alaska Airlines.(AS 709)
Wed,Thu 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:03 Effective 2024-03-14 through 2024-03-21
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Tue,Fri-Sun 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:03 Effective 2024-03-15 through 2024-03-23
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon-Thu,Sun 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:03 Effective 2024-03-24 through 2024-03-28
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue,Thu-Sun 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:03 Effective 2024-03-29 through 2024-04-07
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Wed 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:03 Effective 2024-04-01 through 2024-04-03
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Tue,Thu-Sun 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:03 Effective 2024-04-08 through 2024-04-14
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Wed 06:00 Denver (DEN) 08:03 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:03 Effective 2024-04-10 through 2024-04-15
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Tue,Thu-Sat 06:20 Denver (DEN) 08:34 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:14 Valid until 2024-01-04
Codeshare flight, operated by Alaska Airlines.(AS 643)
Fri,Sun 06:20 Denver (DEN) 08:34 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:14 Valid until 2024-01-05
Codeshare flight, operated by Alaska Airlines.(AS 643)
Wed,Sun 06:20 Denver (DEN) 08:34 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-800 (73H) 3:14 Effective 2024-01-03 through 2024-01-07
Codeshare flight, operated by Alaska Airlines.(AS 643)
Sat 06:20 Denver (DEN) 08:33 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:13 Operates only on 2024-01-06
Codeshare flight, operated by Alaska Airlines.(AS 643)
Thu,Sat,Sun 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-15 through 2024-02-18
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Thu,Fri 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-02-16 through 2024-02-22
Codeshare flight, operated by Alaska Airlines.(AS 643)
Fri-Sun 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-23 through 2024-03-03
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Thu 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-02-26 through 2024-03-04
Codeshare flight, operated by Alaska Airlines.(AS 643)
Thu,Sat 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-03-07 through 2024-03-09
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Fri,Sun 06:20 Denver (DEN) 08:28 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-03-08 through 2024-03-11
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Wed-Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-800 (73H) 3:08 Effective 2024-01-08 through 2024-01-15
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Operates only on 2024-01-09
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue,Sat 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-900 (739) 3:08 Effective 2024-01-16 through 2024-01-20
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue,Wed,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-01-17 through 2024-01-23
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Wed-Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-800 (73H) 3:08 Effective 2024-01-18 through 2024-01-25
Codeshare flight, operated by Alaska Airlines.(AS 643)
Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Effective 2024-01-26 through 2024-02-02
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue,Thu,Sat 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-01-27 through 2024-02-03
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon,Wed,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-800 (73H) 3:08 Effective 2024-01-28 through 2024-01-31
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon-Thu,Sat,Sun 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-04 through 2024-02-11
Codeshare flight, operated by Alaska Airlines.(AS 643)
Fri 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737-800 (73H) 3:08 Operates only on 2024-02-09
Codeshare flight, operated by Alaska Airlines.(AS 643)
Mon 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 MAX 9 (7M9) 3:08 Operates only on 2024-02-12
Codeshare flight, operated by Alaska Airlines.(AS 643)
Tue,Wed 06:30 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:08 Effective 2024-02-13 through 2024-02-14
Codeshare flight, operated by Alaska Airlines.(AS 643)
Daily 06:45 Denver (DEN) 08:42 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 2:57 Effective 2024-04-16 through 2024-05-15
Codeshare flight, operated by Alaska Airlines.(AS 643)
Daily 08:00 Denver (DEN) 10:00 Seattle-Tacoma (SEA)
Korean Air Lines KE 6122 Non-stop Boeing 737 (73J) 3:00 Effective from 2024-05-16
Codeshare flight, operated by Alaska Airlines.(AS 643)


Korean Air Lines flights from Denver (DEN) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2024-06-07 through 2024-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2061)
Duration: 3:02, non-stop
Boeing 737-800 (738)

Effective from 2024-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:10, non-stop
Boeing 737-800 (738)

Valid until 2024-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:19, non-stop
Boeing 737-800 (738)

Effective 2024-01-08 through 2024-02-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2426)
Duration: 3:25, non-stop
Boeing 737-800 (738)

Effective 2024-02-06 through 2024-03-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2426)
Duration: 3:26, non-stop
Boeing 737-800 (738)

Effective 2024-03-10 through 2024-04-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:13, non-stop
Boeing 737-800 (738)

Effective 2024-04-09 through 2024-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:05, non-stop
Boeing 737-800 (738)

Valid until 2024-01-07
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 709)
Duration: 3:11, non-stop
Boeing 737-900 (739)

Operates only on 2024-01-04
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 709)
Duration: 3:11, non-stop
Boeing 737 (73J)

Effective 2024-03-14 through 2024-03-21
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 (73J)

Effective 2024-03-15 through 2024-03-23
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-24 through 2024-03-28
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 (73J)

Effective 2024-03-29 through 2024-04-07
Mon
-
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-04-01 through 2024-04-03
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 (73J)

Effective 2024-04-08 through 2024-04-14
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-04-10 through 2024-04-15
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:03, non-stop
Boeing 737 (73J)

Valid until 2024-01-04
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:14, non-stop
Boeing 737 (73J)

Valid until 2024-01-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:14, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-03 through 2024-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:14, non-stop
Boeing 737-800 (73H)

Operates only on 2024-01-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:13, non-stop
Boeing 737 (73J)

Effective 2024-02-15 through 2024-02-18
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-02-16 through 2024-02-22
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-23 through 2024-03-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-02-26 through 2024-03-04
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-07 through 2024-03-09
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-03-08 through 2024-03-11
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-01-08 through 2024-01-15
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Operates only on 2024-01-09
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-16 through 2024-01-20
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737-900 (739)

Effective 2024-01-17 through 2024-01-23
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-18 through 2024-01-25
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Effective 2024-01-26 through 2024-02-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
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
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-01-28 through 2024-01-31
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Effective 2024-02-04 through 2024-02-11
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Operates only on 2024-02-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737-800 (73H)

Operates only on 2024-02-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
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
-
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:08, non-stop
Boeing 737 (73J)

Effective 2024-04-16 through 2024-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 2:57, non-stop
Boeing 737 (73J)

Effective from 2024-05-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 643)
Duration: 3:00, non-stop
Boeing 737 (73J)
  • 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 2:57 and 3:26.