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

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon 19:10 Seattle-Tacoma (SEA) 22:55 Denver (DEN)
United Airlines UA 422 Non-stop Boeing 737-800 (738) 2:45 Effective 2024-03-11 through 2024-03-25
Sat 19:15 Seattle-Tacoma (SEA) 23:00 Denver (DEN)
United Airlines UA 422 Non-stop Airbus A320 (320) 2:45 Effective 2024-03-09 through 2024-03-30
Sat 12:40 Seattle-Tacoma (SEA) 16:24 Denver (DEN)
United Airlines UA 501 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-02-17 through 2024-03-02
Mon-Fri,Sun 12:50 Seattle-Tacoma (SEA) 16:34 Denver (DEN)
United Airlines UA 501 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-02-15 through 2024-03-06
Mon-Sat 08:20 Seattle-Tacoma (SEA) 12:03 Denver (DEN)
United Airlines UA 578 Non-stop Airbus A320 (320) 2:43 Valid until 2024-01-08
Sun 08:20 Seattle-Tacoma (SEA) 12:03 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-900 (739) 2:43 Valid until 2024-01-07
Mon-Fri 08:20 Seattle-Tacoma (SEA) 12:04 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-01-10 through 2024-02-14
Sat 08:20 Seattle-Tacoma (SEA) 12:04 Denver (DEN)
United Airlines UA 578 Non-stop Airbus A320 (320) 2:44 Effective 2024-01-13 through 2024-02-10
Sun 08:20 Seattle-Tacoma (SEA) 12:04 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-900 (739) 2:44 Effective 2024-01-14 through 2024-02-11
Mon,Thu-Sun 08:20 Seattle-Tacoma (SEA) 12:05 Denver (DEN)
United Airlines UA 578 Non-stop Airbus A319 (319) 2:45 Effective 2024-03-07 through 2024-03-30
Tue,Wed 08:20 Seattle-Tacoma (SEA) 12:05 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-800 (738) 2:45 Effective 2024-03-12 through 2024-03-27
Daily 08:20 Seattle-Tacoma (SEA) 12:11 Denver (DEN)
United Airlines UA 578 Non-stop Airbus A319 (319) 2:51 Effective 2024-03-31 through 2024-05-22
Daily 08:40 Seattle-Tacoma (SEA) 12:11 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-800 (738) 2:31 Effective 2024-09-26 through 2024-10-26
Thu 08:45 Seattle-Tacoma (SEA) 12:29 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Operates only on 2024-02-15
Daily 08:45 Seattle-Tacoma (SEA) 12:29 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-02-16 through 2024-03-06
Daily 08:52 Seattle-Tacoma (SEA) 12:33 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737 MAX 8 (7M8) 2:41 Effective 2024-05-23 through 2024-09-25
Daily 08:52 Seattle-Tacoma (SEA) 12:33 Denver (DEN)
United Airlines UA 578 Non-stop Boeing 737 MAX 8 (7M8) 2:41 Effective from 2024-10-27
Thu 19:03 Seattle-Tacoma (SEA) 22:45 Denver (DEN)
United Airlines UA 650 Non-stop Boeing 737 MAX 8 (7M8) 2:42 Effective 2024-02-15 through 2024-02-29
Mon,Fri,Sun 19:03 Seattle-Tacoma (SEA) 22:45 Denver (DEN)
United Airlines UA 650 Non-stop Boeing 737-800 (738) 2:42 Effective 2024-02-16 through 2024-03-04
Daily 05:00 Seattle-Tacoma (SEA) 08:44 Denver (DEN)
United Airlines UA 757 Non-stop Airbus A320 (320) 2:44 Effective 2024-03-31 through 2024-05-22
Daily 05:07 Seattle-Tacoma (SEA) 08:50 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 8 (7M8) 2:43 Effective 2024-05-23 through 2024-09-25
Daily 05:07 Seattle-Tacoma (SEA) 08:50 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 8 (7M8) 2:43 Effective from 2024-10-27
Daily 05:20 Seattle-Tacoma (SEA) 08:55 Denver (DEN)
United Airlines UA 757 Non-stop Airbus A320 (320) 2:35 Effective 2024-09-26 through 2024-10-26
Daily 12:40 Seattle-Tacoma (SEA) 16:24 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective 2024-01-09 through 2024-02-08
Fri 12:40 Seattle-Tacoma (SEA) 16:24 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737-900 (739) 2:44 Operates only on 2024-02-09
Tue,Wed,Sat,Sun 12:40 Seattle-Tacoma (SEA) 16:24 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective 2024-02-10 through 2024-02-14
Mon 12:40 Seattle-Tacoma (SEA) 16:24 Denver (DEN)
United Airlines UA 757 Non-stop Airbus A319 (319) 2:44 Operates only on 2024-02-12
Mon-Thu,Sun 12:51 Seattle-Tacoma (SEA) 16:35 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737-900 (739) 2:44 Effective 2024-03-07 through 2024-03-28
Fri,Sat 12:51 Seattle-Tacoma (SEA) 16:35 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-03-08 through 2024-03-30
Mon-Fri 15:55 Seattle-Tacoma (SEA) 19:39 Denver (DEN)
United Airlines UA 757 Non-stop Airbus A320 (320) 2:44 Valid until 2024-01-08
Sat 15:55 Seattle-Tacoma (SEA) 19:39 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Valid until 2024-01-06
Sun 15:55 Seattle-Tacoma (SEA) 19:39 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737-800 (738) 2:44 Valid until 2024-01-07
Daily 16:19 Seattle-Tacoma (SEA) 20:02 Denver (DEN)
United Airlines UA 757 Non-stop Boeing 737 MAX 8 (7M8) 2:43 Effective 2024-02-15 through 2024-03-06
Daily 11:05 Seattle-Tacoma (SEA) 14:46 Denver (DEN)
United Airlines UA 1029 Non-stop Boeing 737-800 (738) 2:41 Effective 2024-05-23 through 2024-09-25
Daily 11:05 Seattle-Tacoma (SEA) 14:40 Denver (DEN)
United Airlines UA 1029 Non-stop Boeing 737-800 (738) 2:35 Effective 2024-09-26 through 2024-10-26
Daily 11:05 Seattle-Tacoma (SEA) 14:46 Denver (DEN)
United Airlines UA 1029 Non-stop Boeing 737-800 (738) 2:41 Effective from 2024-10-27
Daily 12:50 Seattle-Tacoma (SEA) 16:38 Denver (DEN)
United Airlines UA 1029 Non-stop Boeing 737-900 (739) 2:48 Effective 2024-03-31 through 2024-05-22
Daily 12:46 Seattle-Tacoma (SEA) 16:30 Denver (DEN)
United Airlines UA 1100 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective 2024-05-23 through 2024-09-25
Daily 12:46 Seattle-Tacoma (SEA) 16:30 Denver (DEN)
United Airlines UA 1100 Non-stop Boeing 737 MAX 9 (7M9) 2:44 Effective from 2024-10-27
Daily 12:39 Seattle-Tacoma (SEA) 16:19 Denver (DEN)
United Airlines UA 1279 Non-stop Airbus A320 (320) 2:40 Effective 2024-09-26 through 2024-10-26
Daily 15:51 Seattle-Tacoma (SEA) 19:35 Denver (DEN)
United Airlines UA 1317 Non-stop Boeing 737-800 (738) 2:44 Effective 2024-05-23 through 2024-09-25
Daily 15:51 Seattle-Tacoma (SEA) 19:35 Denver (DEN)
United Airlines UA 1317 Non-stop Boeing 737-800 (738) 2:44 Effective from 2024-10-27
Daily 16:01 Seattle-Tacoma (SEA) 19:40 Denver (DEN)
United Airlines UA 1317 Non-stop Airbus A320 (320) 2:39 Effective 2024-09-26 through 2024-10-26
Sun 05:01 Seattle-Tacoma (SEA) 08:43 Denver (DEN)
United Airlines UA 1362 Non-stop Boeing 737 MAX 9 (7M9) 2:42 Effective 2024-02-18 through 2024-03-03
Mon-Sat 05:10 Seattle-Tacoma (SEA) 08:53 Denver (DEN)
United Airlines UA 1362 Non-stop Boeing 737 MAX 9 (7M9) 2:43 Effective 2024-02-15 through 2024-03-06
Mon-Sat 16:20 Seattle-Tacoma (SEA) 20:04 Denver (DEN)
United Airlines UA 1437 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2024-03-07 through 2024-03-16
Daily 16:20 Seattle-Tacoma (SEA) 20:04 Denver (DEN)
United Airlines UA 1437 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Effective 2024-03-17 through 2024-03-30
Sun 16:23 Seattle-Tacoma (SEA) 20:07 Denver (DEN)
United Airlines UA 1437 Non-stop Boeing 737 MAX 8 (7M8) 2:44 Operates only on 2024-03-10
Tue 05:00 Seattle-Tacoma (SEA) 08:41 Denver (DEN)
United Airlines UA 1460 Non-stop Boeing 737-900 (739) 2:41 Operates only on 2024-01-09
Daily 05:00 Seattle-Tacoma (SEA) 08:41 Denver (DEN)
United Airlines UA 1460 Non-stop Boeing 737 MAX 9 (7M9) 2:41 Effective 2024-01-10 through 2024-02-14
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United Airlines flights from Seattle-Tacoma (SEA) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Effective 2024-03-11 through 2024-03-25
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (738)

Effective 2024-03-09 through 2024-03-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Airbus A320 (320)

Effective 2024-02-17 through 2024-03-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective 2024-02-15 through 2024-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)

Valid until 2024-01-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:43, non-stop
Airbus A320 (320)

Valid until 2024-01-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:43, non-stop
Boeing 737-900 (739)

Effective 2024-01-10 through 2024-02-14
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective 2024-01-13 through 2024-02-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:44, non-stop
Airbus A320 (320)

Effective 2024-01-14 through 2024-02-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-900 (739)

Effective 2024-03-07 through 2024-03-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:45, non-stop
Airbus A319 (319)

Effective 2024-03-12 through 2024-03-27
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Boeing 737-800 (738)

Effective 2024-03-31 through 2024-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:51, non-stop
Airbus A319 (319)

Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:31, non-stop
Boeing 737-800 (738)

Operates only on 2024-02-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-16 through 2024-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective 2024-05-23 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737 MAX 8 (7M8)

Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-02-15 through 2024-02-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:42, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-02-16 through 2024-03-04
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:42, non-stop
Boeing 737-800 (738)

Effective 2024-03-31 through 2024-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Airbus A320 (320)

Effective 2024-05-23 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:43, non-stop
Boeing 737 MAX 8 (7M8)

Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:43, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Airbus A320 (320)

Effective 2024-01-09 through 2024-02-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-02-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Boeing 737-900 (739)

Effective 2024-02-10 through 2024-02-14
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-02-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:44, non-stop
Airbus A319 (319)

Effective 2024-03-07 through 2024-03-28
Mon
Tue
Wed
Thu
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-900 (739)

Effective 2024-03-08 through 2024-03-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737-800 (738)

Valid until 2024-01-08
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 2:44, non-stop
Airbus A320 (320)

Valid until 2024-01-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Valid until 2024-01-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective 2024-02-15 through 2024-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:43, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-05-23 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737-800 (738)

Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:35, non-stop
Boeing 737-800 (738)

Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737-800 (738)

Effective 2024-03-31 through 2024-05-22
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:48, non-stop
Boeing 737-900 (739)

Effective 2024-05-23 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 9 (7M9)

Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:40, non-stop
Airbus A320 (320)

Effective 2024-05-23 through 2024-09-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective from 2024-10-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737-800 (738)

Effective 2024-09-26 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:39, non-stop
Airbus A320 (320)

Effective 2024-02-18 through 2024-03-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:42, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-02-15 through 2024-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:43, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-03-07 through 2024-03-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-03-17 through 2024-03-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2024-03-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:44, non-stop
Boeing 737 MAX 8 (7M8)

Operates only on 2024-01-09
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:41, non-stop
Boeing 737-900 (739)

Effective 2024-01-10 through 2024-02-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:41, non-stop
Boeing 737 MAX 9 (7M9)
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  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Denver airport (DEN).
  • The flight distance is 1022 miles, or 1644 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-7 . 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 2:31 and 2:51.