All airlines flying from Philadelphia (PHL) to Seattle-Tacoma (SEA).
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| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Daily
07:00
Philadelphia (PHL) D
10:04
Seattle-Tacoma (SEA) Alaska Airlines AS 370 Non-stop Boeing 737 MAX 9 (7M9) 6:04 Valid until 2026-01-04 |
| Mon
07:00
Philadelphia (PHL) D
10:04
Seattle-Tacoma (SEA) Alaska Airlines AS 370 Non-stop Boeing 737 (73J) 6:04 Operates only on 2026-01-05 |
| Tue
07:00
Philadelphia (PHL) D
10:04
Seattle-Tacoma (SEA) Alaska Airlines AS 370 Non-stop Boeing 737 MAX 9 (7M9) 6:04 Operates only on 2026-01-06 |
| Daily
07:00
Philadelphia (PHL) D
09:57
Seattle-Tacoma (SEA) Alaska Airlines AS 370 Non-stop Boeing 737 (73J) 5:57 Effective 2026-03-19 through 2026-05-12 |
| Daily
18:35
Philadelphia (PHL) D
21:44
Seattle-Tacoma (SEA) Alaska Airlines AS 442 Non-stop Boeing 737 (73J) 6:09 Effective 2026-04-22 through 2026-05-12 |
| Daily
18:52
Philadelphia (PHL) D
22:01
Seattle-Tacoma (SEA) Alaska Airlines AS 442 Non-stop Boeing 737 (73J) 6:09 Effective from 2026-06-10 |
| Daily
18:59
Philadelphia (PHL) D
21:58
Seattle-Tacoma (SEA) Alaska Airlines AS 442 Non-stop Boeing 737 (73J) 5:59 Effective 2026-05-13 through 2026-06-09 |
| Daily
18:20
Philadelphia (PHL) D
21:33
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2026-02-13 through 2026-03-07 |
| Mon-Thu,Sun
18:22
Philadelphia (PHL) D
21:35
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2026-03-08 through 2026-03-12 |
| Fri-Sun
18:22
Philadelphia (PHL) D
21:35
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:13 Effective 2026-03-13 through 2026-03-15 |
| Mon,Tue
18:22
Philadelphia (PHL) D
21:35
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Effective 2026-03-16 through 2026-03-17 |
| Wed
18:35
Philadelphia (PHL) D
21:47
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:12 Operates only on 2026-03-18 |
| Daily
18:35
Philadelphia (PHL) D
21:44
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:09 Effective 2026-03-19 through 2026-04-21 |
| Mon,Thu,Fri,Sun
18:44
Philadelphia (PHL) D
21:59
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:15 Valid until 2026-01-05 |
| Tue,Wed,Sat
18:44
Philadelphia (PHL) D
21:59
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:15 Valid until 2026-01-06 |
| Tue,Wed,Sat
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:23 Effective 2026-01-07 through 2026-01-20 |
| Mon,Thu,Fri,Sun
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:23 Effective 2026-01-08 through 2026-01-19 |
| Wed,Fri,Sun
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:23 Effective 2026-01-21 through 2026-01-25 |
| Mon-Thu,Sat
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:23 Effective 2026-01-22 through 2026-01-28 |
| Mon,Thu,Fri
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:23 Effective 2026-01-29 through 2026-02-06 |
| Tue,Sat,Sun
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:23 Effective 2026-01-31 through 2026-02-07 |
| Wed
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737-800 (73H) 6:23 Operates only on 2026-02-04 |
| Sun
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 (73J) 6:23 Operates only on 2026-02-08 |
| Mon-Wed
19:06
Philadelphia (PHL) D
22:29
Seattle-Tacoma (SEA) Alaska Airlines AS 443 Non-stop Boeing 737 MAX 9 (7M9) 6:23 Effective 2026-02-09 through 2026-02-11 |
| Daily
06:45
Philadelphia (PHL) D
09:46
Seattle-Tacoma (SEA) Alaska Airlines AS 446 Non-stop Boeing 737 (73J) 6:01 Effective from 2026-06-10 |
| Daily
07:00
Philadelphia (PHL) D
09:56
Seattle-Tacoma (SEA) Alaska Airlines AS 446 Non-stop Boeing 737 (73J) 5:56 Effective 2026-05-13 through 2026-06-09 |
| Thu
18:20
Philadelphia (PHL) D
21:33
Seattle-Tacoma (SEA) Alaska Airlines AS 754 Non-stop Boeing 737 MAX 9 (7M9) 6:13 Operates only on 2026-02-12 |
| Daily
19:10
Philadelphia (PHL)
22:26
Seattle-Tacoma (SEA) American Airlines AA 1823 Non-stop Airbus A321 (321) 6:16 Effective 2026-08-05 through 2026-09-08 |
| Daily
18:35
Philadelphia (PHL)
21:47
Seattle-Tacoma (SEA) American Airlines AA 2001 Non-stop Airbus A321 (321) 6:12 Effective 2026-09-09 through 2026-10-04 |
| Daily
08:10
Philadelphia (PHL)
11:04
Seattle-Tacoma (SEA) American Airlines AA 2086 Non-stop Airbus A321 (321) 5:54 Effective from 2026-10-05 |
| Daily
07:05
Philadelphia (PHL) D
10:04
Seattle-Tacoma (SEA) Delta Air Lines DL 2092 Non-stop Airbus A321neo (32Q) 5:59 Effective 2026-05-07 through 2026-10-05 |
| Daily
07:05
Philadelphia (PHL) D
10:24
Seattle-Tacoma (SEA) Delta Air Lines DL 2092 Non-stop Airbus A321neo (32Q) 6:19 Effective from 2026-10-06 |
| Daily
18:35
Philadelphia (PHL)
21:41
Seattle-Tacoma (SEA) American Airlines AA 2298 Non-stop Airbus A321 (321) 6:06 Effective from 2026-10-05 |
| Daily
18:50
Philadelphia (PHL)
22:07
Seattle-Tacoma (SEA) American Airlines AA 2311 Non-stop Airbus A321neo (32Q) 6:17 Effective 2026-01-06 through 2026-02-08 |
| Tue,Wed
18:50
Philadelphia (PHL)
22:07
Seattle-Tacoma (SEA) American Airlines AA 2311 Non-stop Airbus A321neo (32Q) 6:17 Effective 2026-02-10 through 2026-02-11 |
| Sun
15:45
Philadelphia (PHL)
19:13
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:28 Operates only on 2026-02-15 |
| Mon,Wed-Fri,Sun
18:35
Philadelphia (PHL)
21:57
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:22 Effective 2026-03-08 through 2026-04-06 |
| Mon-Wed,Fri-Sun
18:45
Philadelphia (PHL)
22:04
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:19 Valid until 2026-01-05 |
| Thu
18:48
Philadelphia (PHL)
22:07
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:19 Operates only on 2026-01-01 |
| Mon-Sat
18:50
Philadelphia (PHL)
22:18
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:28 Effective 2026-02-12 through 2026-02-21 |
| Daily
18:50
Philadelphia (PHL)
22:18
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:28 Effective 2026-02-22 through 2026-03-07 |
| Tue,Sat
18:51
Philadelphia (PHL)
22:13
Seattle-Tacoma (SEA) American Airlines AA 2361 Non-stop Airbus A321neo (32Q) 6:22 Effective 2026-03-10 through 2026-04-04 |
| Daily
18:35
Philadelphia (PHL)
21:51
Seattle-Tacoma (SEA) American Airlines AA 2522 Non-stop Airbus A321 (321) 6:16 Effective 2026-05-21 through 2026-07-01 |
| Daily
18:35
Philadelphia (PHL)
21:43
Seattle-Tacoma (SEA) American Airlines AA 2525 Non-stop Airbus A321neo (32Q) 6:08 Effective 2026-07-02 through 2026-08-04 |
| Daily
08:10
Philadelphia (PHL)
11:12
Seattle-Tacoma (SEA) American Airlines AA 2534 Non-stop Airbus A321 (321) 6:02 Effective 2026-05-21 through 2026-07-01 |
| Daily
08:10
Philadelphia (PHL)
11:05
Seattle-Tacoma (SEA) American Airlines AA 2544 Non-stop Airbus A321 (321) 5:55 Effective 2026-07-02 through 2026-08-04 |
| Daily
18:35
Philadelphia (PHL)
21:46
Seattle-Tacoma (SEA) American Airlines AA 2763 Non-stop Airbus A321neo (32Q) 6:11 Effective 2026-04-07 through 2026-05-20 |
| Daily
08:30
Philadelphia (PHL)
11:54
Seattle-Tacoma (SEA) American Airlines AA 2780 Non-stop Boeing 737 MAX 8 (7M8) 6:24 Effective 2026-04-07 through 2026-05-20 |
| Daily
08:10
Philadelphia (PHL)
11:04
Seattle-Tacoma (SEA) American Airlines AA 2870 Non-stop Airbus A321 (321) 5:54 Effective 2026-08-05 through 2026-09-08 |
| Daily
08:10
Philadelphia (PHL)
11:10
Seattle-Tacoma (SEA) American Airlines AA 2870 Non-stop Airbus A321 (321) 6:00 Effective 2026-09-09 through 2026-10-04 |
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Parallax here PHL-SEA
- A domestic route departing from the Philadelphia airport (PHL) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 2371 miles, or 3815 km.
- The timezone of the departure airport is UTC-5 , 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 5:54 and 6:28.
