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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat 19:00 Denver (DEN) 21:05 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737-800 (738) 3:05 Operates only on 2024-11-30
Daily 19:00 Denver (DEN) 21:05 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2024-12-03 through 2024-12-18
Daily 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Airbus A320 (320) 3:05 Effective 2024-10-27 through 2024-11-27
Fri 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Airbus A320 (320) 3:05 Operates only on 2024-11-29
Sun 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737-800 (738) 3:05 Operates only on 2024-12-01
Mon 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Airbus A319 (319) 3:05 Operates only on 2024-12-02
Mon,Wed,Thu,Sat,Sun 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2024-12-19 through 2024-12-29
Fri 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Airbus A319 (319) 3:05 Effective 2024-12-20 through 2025-01-03
Tue 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 8 (7M8) 3:05 Operates only on 2024-12-24
Mon 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737-900 (739) 3:05 Operates only on 2024-12-30
Mon-Thu,Sat,Sun 19:05 Denver (DEN) 21:10 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2024-12-31 through 2025-01-06
Daily 19:05 Denver (DEN) 21:11 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Airbus A321neo (32Q) 3:06 Effective 2025-01-07 through 2025-02-12
Daily 19:13 Denver (DEN) 21:12 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 2:59 Effective from 2025-02-13
Daily 19:15 Denver (DEN) 21:15 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737-800 (738) 3:00 Effective 2024-09-26 through 2024-10-25
Sat 19:15 Denver (DEN) 21:15 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Operates only on 2024-10-26
Mon-Thu,Sat,Sun 19:20 Denver (DEN) 21:20 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 3:00 Valid until 2024-09-05
Mon-Fri,Sun 19:20 Denver (DEN) 21:20 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 9 (7M9) 3:00 Effective 2024-09-06 through 2024-09-25
Sat 19:20 Denver (DEN) 21:20 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737-800 (738) 3:00 Operates only on 2024-09-07
Sat 19:20 Denver (DEN) 21:20 Seattle-Tacoma (SEA)
United Airlines UA 299 Non-stop Boeing 737 MAX 8 (7M8) 3:00 Effective 2024-09-14 through 2024-09-21
Daily 11:55 Denver (DEN) 14:00 Seattle-Tacoma (SEA)
United Airlines UA 316 Non-stop Boeing 737-800 (738) 3:05 Effective 2024-12-19 through 2024-12-25
Tue,Thu 11:55 Denver (DEN) 14:00 Seattle-Tacoma (SEA)
United Airlines UA 316 Non-stop Airbus A319 (319) 3:05 Effective 2024-12-26 through 2025-01-02
Mon,Wed,Fri-Sun 11:55 Denver (DEN) 14:00 Seattle-Tacoma (SEA)
United Airlines UA 316 Non-stop Boeing 737-800 (738) 3:05 Effective 2024-12-27 through 2025-01-06
Mon-Fri,Sun 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Boeing 737 MAX 8 (7M8) 3:07 Effective 2024-10-27 through 2024-11-03
Sat 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Boeing 737-800 (738) 3:07 Effective 2024-11-02 through 2024-11-30
Mon 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Boeing 737-900 (739) 3:07 Operates only on 2024-11-04
Mon-Fri,Sun 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Boeing 737 MAX 8 (7M8) 3:07 Effective 2024-11-05 through 2024-11-26
Wed,Thu 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Airbus A319 (319) 3:07 Effective 2024-11-27 through 2024-11-28
Mon,Fri,Sun 11:50 Denver (DEN) 13:57 Seattle-Tacoma (SEA)
United Airlines UA 423 Non-stop Boeing 737 MAX 8 (7M8) 3:07 Effective 2024-11-29 through 2024-12-02
Daily 13:55 Denver (DEN) 15:54 Seattle-Tacoma (SEA)
United Airlines UA 445 Non-stop Boeing 737-800 (738) 2:59 Effective from 2025-02-13
Daily 11:21 Denver (DEN) 13:20 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737-800 (738) 2:59 Effective from 2025-02-13
Mon,Thu,Fri,Sun 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737 MAX 8 (7M8) 2:59 Effective 2024-09-26 through 2024-10-25
Wed,Sat 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737-800 (738) 2:59 Effective 2024-09-28 through 2024-10-09
Tue 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Airbus A319 (319) 2:59 Effective 2024-10-01 through 2024-10-08
Tue,Sat 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Airbus A319 (319) 2:59 Effective 2024-10-12 through 2024-10-15
Wed,Sat 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737-800 (738) 2:59 Effective 2024-10-16 through 2024-10-26
Tue 11:41 Denver (DEN) 13:40 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Airbus A319 (319) 2:59 Operates only on 2024-10-22
Wed 11:42 Denver (DEN) 13:41 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737-800 (738) 2:59 Valid until 2024-09-25
Sat 11:42 Denver (DEN) 13:41 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Airbus A320 (320) 2:59 Valid until 2024-09-21
Mon,Tue,Thu,Fri,Sun 11:42 Denver (DEN) 13:41 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737 MAX 9 (7M9) 2:59 Valid until 2024-09-24
Daily 11:50 Denver (DEN) 13:55 Seattle-Tacoma (SEA)
United Airlines UA 690 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2025-01-07 through 2025-02-12
Daily 15:55 Denver (DEN) 18:00 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737-900 (739) 3:05 Effective 2025-01-07 through 2025-02-12
Mon,Thu,Fri,Sun 15:59 Denver (DEN) 18:04 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2024-12-19 through 2024-12-30
Tue,Wed 15:59 Denver (DEN) 18:04 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Airbus A319 (319) 3:05 Effective 2024-12-24 through 2024-12-31
Mon,Wed-Fri,Sun 15:59 Denver (DEN) 18:04 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737 MAX 9 (7M9) 3:05 Effective 2025-01-01 through 2025-01-06
Sat 16:01 Denver (DEN) 18:06 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737-800 (738) 3:05 Operates only on 2024-12-21
Sat 16:09 Denver (DEN) 18:14 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737-900 (739) 3:05 Operates only on 2024-12-28
Sat 16:09 Denver (DEN) 18:14 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Boeing 737-800 (738) 3:05 Operates only on 2025-01-04
Daily 16:09 Denver (DEN) 18:09 Seattle-Tacoma (SEA)
United Airlines UA 745 Non-stop Airbus A320 (320) 3:00 Effective from 2025-02-13
Daily 06:00 Denver (DEN) 08:00 Seattle-Tacoma (SEA)
United Airlines UA 751 Non-stop Airbus A319 (319) 3:00 Effective from 2025-02-13
Sat 15:40 Denver (DEN) 17:36 Seattle-Tacoma (SEA)
United Airlines UA 759 Non-stop Boeing 737 MAX 9 (7M9) 2:56 Operates only on 2024-09-07
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United Airlines flights from Denver (DEN) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Operates only on 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, non-stop
Boeing 737-800 (738)

Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Airbus A320 (320)

Operates only on 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:05, non-stop
Airbus A320 (320)

Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:05, non-stop
Boeing 737-800 (738)

Operates only on 2024-12-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Airbus A319 (319)

Effective 2024-12-19 through 2024-12-29
Mon
Tue
-
Wed
Thu
Fri
-
Sat
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-12-20 through 2025-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:05, non-stop
Airbus A319 (319)

Operates only on 2024-12-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2024-12-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Boeing 737-900 (739)

Effective 2024-12-31 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:06, non-stop
Airbus A321neo (32Q)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-26 through 2024-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Boeing 737-800 (738)

Operates only on 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Valid until 2024-09-05
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Duration: 3:00, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-06 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-800 (738)

Effective 2024-09-14 through 2024-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-12-19 through 2024-12-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737-800 (738)

Effective 2024-12-26 through 2025-01-02
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Airbus A319 (319)

Effective 2024-12-27 through 2025-01-06
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737-800 (738)

Effective 2024-10-27 through 2024-11-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:07, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-11-02 through 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:07, non-stop
Boeing 737-800 (738)

Operates only on 2024-11-04
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Boeing 737-900 (739)

Effective 2024-11-05 through 2024-11-26
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:07, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-11-27 through 2024-11-28
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A319 (319)

Effective 2024-11-29 through 2024-12-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 3:07, non-stop
Boeing 737 MAX 8 (7M8)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Boeing 737-800 (738)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:59, non-stop
Boeing 737-800 (738)

Effective 2024-09-26 through 2024-10-25
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:59, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-09-28 through 2024-10-09
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Boeing 737-800 (738)

Effective 2024-10-01 through 2024-10-08
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A319 (319)

Effective 2024-10-12 through 2024-10-15
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Airbus A319 (319)

Effective 2024-10-16 through 2024-10-26
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Boeing 737-800 (738)

Operates only on 2024-10-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:59, non-stop
Airbus A319 (319)

Valid until 2024-09-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:59, non-stop
Boeing 737-800 (738)

Valid until 2024-09-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:59, non-stop
Airbus A320 (320)

Valid until 2024-09-24
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:59, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:05, non-stop
Boeing 737-900 (739)

Effective 2024-12-19 through 2024-12-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-12-24 through 2024-12-31
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:05, non-stop
Airbus A319 (319)

Effective 2025-01-01 through 2025-01-06
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:05, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-12-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, non-stop
Boeing 737-800 (738)

Operates only on 2024-12-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, non-stop
Boeing 737-900 (739)

Operates only on 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:05, non-stop
Boeing 737-800 (738)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Airbus A320 (320)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:00, non-stop
Airbus A319 (319)

Operates only on 2024-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:56, non-stop
Boeing 737 MAX 9 (7M9)
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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 2:56 and 3:08.