United Airlines flights from San Francisco (SFO) to Seattle-Tacoma (SEA).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Mon-Thu,Sun
16:12
San Francisco (SFO) 3
18:25
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Boeing 737-800 (738) 2:13 Effective 2025-05-22 through 2025-06-01 |
| Fri
16:12
San Francisco (SFO) 3
18:25
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Airbus A319 (319) 2:13 Operates only on 2025-05-23 |
| Mon,Tue,Fri
16:12
San Francisco (SFO) 3
18:25
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Airbus A319 (319) 2:13 Effective 2025-05-30 through 2025-06-24 |
| Wed,Thu,Sun
16:12
San Francisco (SFO) 3
18:25
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Boeing 737-800 (738) 2:13 Effective 2025-06-04 through 2025-06-25 |
| Sat
16:19
San Francisco (SFO) 3
18:32
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Airbus A319 (319) 2:13 Effective 2025-05-24 through 2025-05-31 |
| Sat
16:35
San Francisco (SFO) 3
18:48
Seattle-Tacoma (SEA) United Airlines UA 343 Non-stop Airbus A319 (319) 2:13 Effective 2025-06-07 through 2025-06-21 |
| Daily
09:00
San Francisco (SFO) 3
11:10
Seattle-Tacoma (SEA) United Airlines UA 432 Non-stop Airbus A320 (320) 2:10 Effective from 2026-01-06 |
| Daily
09:30
San Francisco (SFO) 3
11:40
Seattle-Tacoma (SEA) United Airlines UA 432 Non-stop Airbus A320 (320) 2:10 Effective 2025-10-26 through 2025-12-01 |
| Daily
10:50
San Francisco (SFO) 3
12:51
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:01 Effective 2025-10-26 through 2025-12-17 |
| Mon,Tue,Thu,Fri
11:05
San Francisco (SFO) 3
13:22
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737 MAX 8 (7M8) 2:17 Effective 2025-05-22 through 2025-06-03 |
| Wed
11:05
San Francisco (SFO) 3
13:22
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:17 Operates only on 2025-05-28 |
| Mon-Fri
11:05
San Francisco (SFO) 3
13:22
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737 MAX 8 (7M8) 2:17 Effective 2025-06-04 through 2025-06-25 |
| Mon-Fri
11:10
San Francisco (SFO) 3
13:25
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737 MAX 8 (7M8) 2:15 Effective 2025-06-26 through 2025-08-18 |
| Daily
11:10
San Francisco (SFO) 3
13:27
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:17 Effective 2025-08-19 through 2025-09-24 |
| Daily
11:15
San Francisco (SFO) 3
13:16
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:01 Effective 2026-01-06 through 2026-02-11 |
| Daily
11:50
San Francisco (SFO) 3
13:51
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:01 Effective 2025-12-18 through 2026-01-05 |
| Daily
12:05
San Francisco (SFO) 3
14:19
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737 MAX 8 (7M8) 2:14 Effective 2025-09-25 through 2025-10-25 |
| Daily
12:05
San Francisco (SFO) 3
14:06
Seattle-Tacoma (SEA) United Airlines UA 433 Non-stop Boeing 737-800 (738) 2:01 Effective from 2026-02-12 |
| Wed
22:35
San Francisco (SFO) 3
00:31
Seattle-Tacoma (SEA) United Airlines UA 519 Non-stop Airbus A320 (320) 1:56 Operates only on 2025-12-17 The flight arrives 1 day after departure. |
| Thu
22:50
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 573 Non-stop Boeing 737-900 (739) 2:09 Operates only on 2025-05-22 The flight arrives 1 day after departure. |
| Mon,Fri,Sat
22:50
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 573 Non-stop Airbus A319 (319) 2:09 Effective 2025-05-23 through 2025-05-30 The flight arrives 1 day after departure. |
| Tue-Thu,Sat,Sun
22:50
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 573 Non-stop Boeing 737 MAX 9 (7M9) 2:09 Effective 2025-05-25 through 2025-06-24 The flight arrives 1 day after departure. |
| Mon,Fri
22:50
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 573 Non-stop Airbus A319 (319) 2:09 Effective 2025-06-02 through 2025-06-23 The flight arrives 1 day after departure. |
| Wed
22:50
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 573 Non-stop Boeing 737 MAX 8 (7M8) 2:09 Operates only on 2025-06-25 The flight arrives 1 day after departure. |
| Daily
22:36
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 648 Non-stop Boeing 737-900 (739) 2:23 Valid until 2025-05-12 The flight arrives 1 day after departure. |
| Tue
22:36
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 648 Non-stop Airbus A320 (320) 2:23 Operates only on 2025-05-13 The flight arrives 1 day after departure. |
| Daily
22:36
San Francisco (SFO) 3
00:59
Seattle-Tacoma (SEA) United Airlines UA 648 Non-stop Boeing 737-900 (739) 2:23 Effective 2025-05-14 through 2025-05-21 The flight arrives 1 day after departure. |
| Daily
06:15
San Francisco (SFO) 3
08:25
Seattle-Tacoma (SEA) United Airlines UA 747 Non-stop Airbus A320 (320) 2:10 Effective 2025-10-26 through 2025-12-01 |
| Mon-Fri,Sun
13:35
San Francisco (SFO) 3
15:46
Seattle-Tacoma (SEA) United Airlines UA 1218 Non-stop Airbus A319 (319) 2:11 Effective 2025-06-26 through 2025-07-03 |
| Mon-Fri,Sun
13:35
San Francisco (SFO) 3
15:46
Seattle-Tacoma (SEA) United Airlines UA 1218 Non-stop Airbus A319 (319) 2:11 Effective 2025-07-06 through 2025-07-31 |
| Sat
08:25
San Francisco (SFO) 3
10:44
Seattle-Tacoma (SEA) United Airlines UA 1417 Non-stop Airbus A320 (320) 2:19 Effective 2025-05-24 through 2025-06-21 |
| Thu
09:04
San Francisco (SFO) 3
11:21
Seattle-Tacoma (SEA) United Airlines UA 1417 Non-stop Boeing 737-800 (738) 2:17 Operates only on 2025-05-22 |
| Mon-Fri,Sun
09:04
San Francisco (SFO) 3
11:21
Seattle-Tacoma (SEA) United Airlines UA 1417 Non-stop Airbus A319 (319) 2:17 Effective 2025-05-25 through 2025-06-25 |
| Daily
20:55
San Francisco (SFO) 3
23:09
Seattle-Tacoma (SEA) United Airlines UA 1603 Non-stop Boeing 737 MAX 8 (7M8) 2:14 Effective 2025-08-19 through 2025-09-01 |
| Tue-Sat
11:20
San Francisco (SFO) 3
13:43
Seattle-Tacoma (SEA) United Airlines UA 1744 Non-stop Airbus A320 (320) 2:23 Effective 2025-05-03 through 2025-05-10 |
| Daily
11:20
San Francisco (SFO) 3
13:43
Seattle-Tacoma (SEA) United Airlines UA 1744 Non-stop Airbus A320 (320) 2:23 Effective 2025-05-11 through 2025-05-21 |
| Mon,Wed-Sun
13:35
San Francisco (SFO) 3
15:58
Seattle-Tacoma (SEA) United Airlines UA 1777 Non-stop Boeing 737 MAX 8 (7M8) 2:23 Valid until 2025-05-12 |
| Tue
13:35
San Francisco (SFO) 3
15:58
Seattle-Tacoma (SEA) United Airlines UA 1777 Non-stop Boeing 737 MAX 9 (7M9) 2:23 Operates only on 2025-05-06 |
| Daily
13:35
San Francisco (SFO) 3
15:58
Seattle-Tacoma (SEA) United Airlines UA 1777 Non-stop Boeing 737 MAX 8 (7M8) 2:23 Effective 2025-05-13 through 2025-05-20 |
| Wed
13:35
San Francisco (SFO) 3
15:58
Seattle-Tacoma (SEA) United Airlines UA 1777 Non-stop Airbus A320 (320) 2:23 Operates only on 2025-05-21 |
| Mon,Wed-Fri
06:30
San Francisco (SFO) 3
08:49
Seattle-Tacoma (SEA) United Airlines UA 1969 Non-stop Airbus A319 (319) 2:19 Effective 2025-05-23 through 2025-05-30 |
| Mon,Wed-Fri,Sun
06:30
San Francisco (SFO) 3
08:49
Seattle-Tacoma (SEA) United Airlines UA 1969 Non-stop Airbus A319 (319) 2:19 Effective 2025-06-01 through 2025-06-25 |
| Mon,Thu-Sun
06:30
San Francisco (SFO) 3
08:48
Seattle-Tacoma (SEA) United Airlines UA 1969 Non-stop Airbus A319 (319) 2:18 Effective 2025-06-26 through 2025-08-18 |
| Wed
06:30
San Francisco (SFO) 3
08:48
Seattle-Tacoma (SEA) United Airlines UA 1969 Non-stop Boeing 737 MAX 8 (7M8) 2:18 Effective 2025-07-02 through 2025-08-13 |
| Daily
20:55
San Francisco (SFO) 3
23:09
Seattle-Tacoma (SEA) United Airlines UA 1973 Non-stop Boeing 737 MAX 8 (7M8) 2:14 Effective 2025-09-02 through 2025-09-24 |
| Daily
20:55
San Francisco (SFO) 3
23:09
Seattle-Tacoma (SEA) United Airlines UA 1973 Non-stop Boeing 737 MAX 9 (7M9) 2:14 Effective 2025-09-25 through 2025-10-25 |
| Daily
22:35
San Francisco (SFO) 3
00:31
Seattle-Tacoma (SEA) United Airlines UA 1973 Non-stop Airbus A320 (320) 1:56 Effective from 2026-02-12 The flight arrives 1 day after departure. |
| Daily
18:40
San Francisco (SFO) 3
20:56
Seattle-Tacoma (SEA) United Airlines UA 2019 Non-stop Airbus A320 (320) 2:16 Effective 2025-06-26 through 2025-07-31 |
| Daily
18:40
San Francisco (SFO) 3
20:54
Seattle-Tacoma (SEA) United Airlines UA 2019 Non-stop Boeing 737 MAX 9 (7M9) 2:14 Effective 2025-08-19 through 2025-09-24 |
| Daily
18:41
San Francisco (SFO) 3
20:57
Seattle-Tacoma (SEA) United Airlines UA 2019 Non-stop Airbus A320 (320) 2:16 Effective 2025-08-01 through 2025-08-18 |
- A domestic route departing from the San Francisco airport (SFO) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 679 miles, or 1092 km.
- The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
- For direct flights, the flight time varies between 1:56 and 2:27.
