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

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6367 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-05 through 2024-12-12
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Thu 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 6436 Non-stop Airbus A220-300 (223) 3:01 Effective 2025-04-17 through 2025-04-24
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 6653 Non-stop Airbus A220-300 (223) 3:01 Operates only on 2025-04-14
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6664 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-09 through 2024-12-16
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Tue 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6711 Non-stop Airbus A220-100 (221) 3:04 Operates only on 2024-12-03
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Wed 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6717 Non-stop Airbus A220-100 (221) 3:04 Operates only on 2024-12-04
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sun 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6730 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-08 through 2024-12-15
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Fri 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6753 Non-stop Airbus A220-100 (221) 3:04 Operates only on 2024-12-13
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Wed 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6758 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-11 through 2024-12-18
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Fri 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6759 Non-stop Airbus A220-100 (221) 3:04 Operates only on 2024-12-06
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Thu,Fri 12:10 Denver (DEN) 14:20 Seattle-Tacoma (SEA)
WestJet WS 6765 Non-stop Airbus A220-300 (223) 3:10 Effective 2024-12-19 through 2024-12-20
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 6765 Non-stop Airbus A220-300 (223) 3:01 Operates only on 2025-04-21
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Tue 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 6766 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-10 through 2024-12-17
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon,Tue,Thu-Sun 12:20 Denver (DEN) 14:27 Seattle-Tacoma (SEA)
WestJet WS 7004 Non-stop Embraer EMB 175 (E7W) 3:07 Effective 2025-01-06 through 2025-02-11
Codeshare flight, operated by Delta Air Lines.(DL 3694)
Daily 12:20 Denver (DEN) 14:27 Seattle-Tacoma (SEA)
WestJet WS 7004 Non-stop Embraer EMB 175 (E7W) 3:07 Effective 2025-02-12 through 2025-03-08
Codeshare flight, operated by Delta Air Lines.(DL 3694)
Mon-Thu,Sun 12:00 Denver (DEN) 14:06 Seattle-Tacoma (SEA)
WestJet WS 7140 Non-stop Boeing 737-800 (738) 3:06 Effective 2024-10-27 through 2024-10-31
Codeshare flight, operated by Delta Air Lines.(DL 2012)
Mon-Fri,Sun 12:20 Denver (DEN) 14:27 Seattle-Tacoma (SEA)
WestJet WS 7266 Non-stop Airbus A220-300 (223) 3:07 Effective 2025-03-09 through 2025-04-13
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon,Thu,Fri,Sun 12:10 Denver (DEN) 14:13 Seattle-Tacoma (SEA)
WestJet WS 7383 Non-stop Boeing 737-800 (738) 3:03 Effective 2024-09-09 through 2024-10-06
Codeshare flight, operated by Delta Air Lines.(DL 2059)
Daily 12:15 Denver (DEN) 14:15 Seattle-Tacoma (SEA)
WestJet WS 7383 Non-stop Airbus A220-300 (223) 3:00 Valid until 2024-09-02
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Thu,Fri 12:15 Denver (DEN) 14:15 Seattle-Tacoma (SEA)
WestJet WS 7383 Non-stop Airbus A220-300 (223) 3:00 Effective 2024-09-05 through 2024-09-06
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sun 12:15 Denver (DEN) 14:15 Seattle-Tacoma (SEA)
WestJet WS 7383 Non-stop Boeing 737-900 (739) 3:00 Operates only on 2024-09-08
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Daily 12:05 Denver (DEN) 14:11 Seattle-Tacoma (SEA)
WestJet WS 7443 Non-stop Boeing 737-800 (738) 3:06 Effective 2024-11-01 through 2024-11-10
Codeshare flight, operated by Delta Air Lines.(DL 1453)
Sat 06:15 Denver (DEN) 08:16 Seattle-Tacoma (SEA)
WestJet WS 7917 Non-stop Boeing 737-800 (738) 3:01 Effective from 2025-06-28
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Tue,Wed 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 7982 Non-stop Airbus A220-300 (223) 3:01 Effective 2025-04-15 through 2025-04-23
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sat 06:15 Denver (DEN) 08:16 Seattle-Tacoma (SEA)
WestJet WS 8095 Non-stop Boeing 737-800 (738) 3:01 Operates only on 2025-06-14
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Sat 06:15 Denver (DEN) 08:16 Seattle-Tacoma (SEA)
WestJet WS 8115 Non-stop Boeing 737-800 (738) 3:01 Operates only on 2025-06-21
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Mon,Thu-Sun 06:15 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
WestJet WS 8136 Non-stop Boeing 737-800 (738) 3:23 Effective 2025-01-17 through 2025-02-17
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Daily 06:15 Denver (DEN) 08:38 Seattle-Tacoma (SEA)
WestJet WS 8136 Non-stop Boeing 737-800 (738) 3:23 Effective 2025-02-18 through 2025-04-13
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Thu,Sat 06:15 Denver (DEN) 08:23 Seattle-Tacoma (SEA)
WestJet WS 8136 Non-stop Boeing 737-800 (738) 3:08 Effective 2025-04-17 through 2025-04-26
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Sat 06:15 Denver (DEN) 08:23 Seattle-Tacoma (SEA)
WestJet WS 8136 Non-stop Boeing 737-800 (738) 3:08 Effective 2025-05-03 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 1731)
Daily 12:10 Denver (DEN) 14:20 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:10 Effective 2024-12-21 through 2025-01-05
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sat 12:20 Denver (DEN) 14:27 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:07 Effective 2025-03-15 through 2025-04-12
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sat 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:01 Effective 2025-04-19 through 2025-04-26
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon,Fri,Sun 12:20 Denver (DEN) 14:21 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:01 Effective 2025-04-27 through 2025-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Mon,Fri,Sun 12:20 Denver (DEN) 14:25 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:05 Effective 2025-06-08 through 2025-06-20
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Daily 12:20 Denver (DEN) 14:25 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-300 (223) 3:05 Effective from 2025-06-21
Codeshare flight, operated by Delta Air Lines.(DL 2740)
Sat 12:25 Denver (DEN) 14:29 Seattle-Tacoma (SEA)
WestJet WS 8180 Non-stop Airbus A220-100 (221) 3:04 Effective 2024-12-07 through 2024-12-14
Codeshare flight, operated by Delta Air Lines.(DL 2740)


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

Effective 2024-12-05 through 2024-12-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Effective 2025-04-17 through 2025-04-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Operates only on 2025-04-14
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Effective 2024-12-09 through 2024-12-16
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Operates only on 2024-12-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Operates only on 2024-12-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Effective 2024-12-08 through 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Operates only on 2024-12-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Effective 2024-12-11 through 2024-12-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Operates only on 2024-12-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Effective 2024-12-19 through 2024-12-20
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:10, non-stop
Airbus A220-300 (223)

Operates only on 2025-04-21
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Effective 2024-12-10 through 2024-12-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)

Effective 2025-01-06 through 2025-02-11
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3694)
Duration: 3:07, non-stop
Embraer EMB 175 (E7W)

Effective 2025-02-12 through 2025-03-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3694)
Duration: 3:07, non-stop
Embraer EMB 175 (E7W)

Effective 2024-10-27 through 2024-10-31
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2012)
Duration: 3:06, non-stop
Boeing 737-800 (738)

Effective 2025-03-09 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:07, non-stop
Airbus A220-300 (223)

Effective 2024-09-09 through 2024-10-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2059)
Duration: 3:03, non-stop
Boeing 737-800 (738)

Valid until 2024-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:00, non-stop
Airbus A220-300 (223)

Effective 2024-09-05 through 2024-09-06
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:00, non-stop
Airbus A220-300 (223)

Operates only on 2024-09-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:00, non-stop
Boeing 737-900 (739)

Effective 2024-11-01 through 2024-11-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1453)
Duration: 3:06, non-stop
Boeing 737-800 (738)

Effective from 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:01, non-stop
Boeing 737-800 (738)

Effective 2025-04-15 through 2025-04-23
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Operates only on 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:01, non-stop
Boeing 737-800 (738)

Operates only on 2025-06-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:01, non-stop
Boeing 737-800 (738)

Effective 2025-01-17 through 2025-02-17
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:23, non-stop
Boeing 737-800 (738)

Effective 2025-02-18 through 2025-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:23, non-stop
Boeing 737-800 (738)

Effective 2025-04-17 through 2025-04-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:08, non-stop
Boeing 737-800 (738)

Effective 2025-05-03 through 2025-06-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 1731)
Duration: 3:08, non-stop
Boeing 737-800 (738)

Effective 2024-12-21 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:10, non-stop
Airbus A220-300 (223)

Effective 2025-03-15 through 2025-04-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:07, non-stop
Airbus A220-300 (223)

Effective 2025-04-19 through 2025-04-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Effective 2025-04-27 through 2025-06-06
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:01, non-stop
Airbus A220-300 (223)

Effective 2025-06-08 through 2025-06-20
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:05, non-stop
Airbus A220-300 (223)

Effective from 2025-06-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:05, non-stop
Airbus A220-300 (223)

Effective 2024-12-07 through 2024-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2740)
Duration: 3:04, non-stop
Airbus A220-100 (221)
  • 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 3:00 and 3:23.