Southwest Airlines flights from Sacramento (SMF) to Seattle-Tacoma (SEA).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Sun
08:45
Sacramento (SMF) B
10:45
Seattle-Tacoma (SEA) Southwest Airlines WN 3160 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-05-31 |
| Tue,Wed
11:25
Sacramento (SMF) B
13:25
Seattle-Tacoma (SEA) Southwest Airlines WN 3389 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-07 through 2026-06-03 |
| Sun
12:45
Sacramento (SMF) B
14:45
Seattle-Tacoma (SEA) Southwest Airlines WN 3427 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-12 through 2026-05-17 |
| Sun
12:45
Sacramento (SMF) B
14:45
Seattle-Tacoma (SEA) Southwest Airlines WN 3427 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-05-31 |
| Sun
14:40
Sacramento (SMF) B
16:40
Seattle-Tacoma (SEA) Southwest Airlines WN 3427 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Operates only on 2026-05-24 |
| Thu,Fri,Sun
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-17 through 2026-02-23 |
| Mon
05:55
Sacramento (SMF) B
07:55
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-03-02 |
| Sat
06:15
Sacramento (SMF) B
08:15
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-14 through 2026-02-28 |
| Mon,Thu,Fri
06:25
Sacramento (SMF) B
08:25
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
06:25
Sacramento (SMF) B
08:25
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-20 through 2026-03-01 |
| Mon-Fri
07:35
Sacramento (SMF) B
09:35
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-06 through 2026-01-14 |
| Tue-Fri,Sun
07:35
Sacramento (SMF) B
09:35
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-18 through 2026-01-23 |
| Mon-Fri
07:35
Sacramento (SMF) B
09:35
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-26 through 2026-02-04 |
| Tue,Wed,Sun
07:35
Sacramento (SMF) B
09:35
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
07:35
Sacramento (SMF) B
09:35
Seattle-Tacoma (SEA) Southwest Airlines WN 3677 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-18 through 2026-03-04 |
| Mon-Fri
14:00
Sacramento (SMF) B
16:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-06 through 2026-01-14 |
| Mon-Fri
14:00
Sacramento (SMF) B
16:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-20 through 2026-02-04 |
| Tue,Wed,Sun
14:00
Sacramento (SMF) B
16:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-08 through 2026-02-11 |
| Tue,Wed
14:00
Sacramento (SMF) B
16:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-02-18 through 2026-03-04 |
| Mon,Thu,Fri
15:45
Sacramento (SMF) B
17:45
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-12 through 2026-02-16 |
| Thu,Fri,Sun
15:45
Sacramento (SMF) B
17:45
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-02-20 through 2026-03-01 |
| Thu,Fri,Sun
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-11 through 2026-01-16 |
| Mon,Sun
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-01-19 through 2026-01-25 |
| Thu,Fri,Sun
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-01 through 2026-02-06 |
| Mon,Sun
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-09 through 2026-02-15 |
| Mon,Tue,Thu
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-02-17 through 2026-02-23 |
| Mon
16:30
Sacramento (SMF) B
18:30
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Operates only on 2026-03-02 |
| Sat
18:10
Sacramento (SMF) B
20:10
Seattle-Tacoma (SEA) Southwest Airlines WN 3678 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-01-10 through 2026-02-07 |
| Sun
13:00
Sacramento (SMF) B
15:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3743 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-09 through 2026-09-27 |
| Mon,Thu,Fri
16:55
Sacramento (SMF) B
18:50
Seattle-Tacoma (SEA) Southwest Airlines WN 3743 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-06 through 2026-09-28 |
| Tue,Wed
06:15
Sacramento (SMF) B
08:15
Seattle-Tacoma (SEA) Southwest Airlines WN 3744 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-08-04 through 2026-09-30 |
| Sat
07:00
Sacramento (SMF) B
09:00
Seattle-Tacoma (SEA) Southwest Airlines WN 3744 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-08-08 through 2026-09-26 |
| Mon,Thu,Fri
18:55
Sacramento (SMF) B
20:50
Seattle-Tacoma (SEA) Southwest Airlines WN 3875 Non-stop Boeing 737-700 (Scimitar Winglets) 1:55 Effective 2026-08-06 through 2026-09-28 |
| Mon,Thu,Fri
05:30
Sacramento (SMF) B
07:30
Seattle-Tacoma (SEA) Southwest Airlines WN 4194 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-09 through 2026-06-01 |
| Tue,Wed
05:45
Sacramento (SMF) B
07:45
Seattle-Tacoma (SEA) Southwest Airlines WN 4194 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-04-07 through 2026-06-03 |
| Sat
06:20
Sacramento (SMF) B
08:20
Seattle-Tacoma (SEA) Southwest Airlines WN 4194 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-04-11 through 2026-05-30 |
| Sun
20:05
Sacramento (SMF) B
22:05
Seattle-Tacoma (SEA) Southwest Airlines WN 4374 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-05-24 |
| Sun
20:25
Sacramento (SMF) B
22:25
Seattle-Tacoma (SEA) Southwest Airlines WN 4374 Non-stop Boeing 737-800 (73H) 2:00 Effective 2026-04-12 through 2026-05-17 |
| Sun
20:25
Sacramento (SMF) B
22:25
Seattle-Tacoma (SEA) Southwest Airlines WN 4374 Non-stop Boeing 737-800 (73H) 2:00 Operates only on 2026-05-31 |
| Mon,Thu-Sat
20:30
Sacramento (SMF) B
22:30
Seattle-Tacoma (SEA) Southwest Airlines WN 4374 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-04-09 through 2026-06-01 |
| Tue,Wed
20:50
Sacramento (SMF) B
22:55
Seattle-Tacoma (SEA) Southwest Airlines WN 4374 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-04-07 through 2026-06-03 |
| Fri,Sun
05:55
Sacramento (SMF) B
08:00
Seattle-Tacoma (SEA) Southwest Airlines WN 4389 Non-stop Boeing 737-700 (Scimitar Winglets) 2:05 Effective 2026-01-02 through 2026-01-04 |
| Mon,Thu,Fri
05:10
Sacramento (SMF) B
07:10
Seattle-Tacoma (SEA) Southwest Airlines WN 4497 Non-stop Boeing 737 MAX 8 (7M8) 2:00 Effective 2026-03-05 through 2026-04-06 |
| Sun
05:35
Sacramento (SMF) B
07:35
Seattle-Tacoma (SEA) Southwest Airlines WN 4497 Non-stop Boeing 737-700 (Scimitar Winglets) 2:00 Effective 2026-03-08 through 2026-04-05 |
| Mon,Tue,Fri
12:00
Sacramento (SMF) B
14:05
Seattle-Tacoma (SEA) Southwest Airlines WN 4502 Non-stop Boeing 737-800 (73H) 2:05 Valid until 2026-01-02 |
| Sun
12:00
Sacramento (SMF) B
14:05
Seattle-Tacoma (SEA) Southwest Airlines WN 4502 Non-stop Boeing 737 MAX 8 (7M8) 2:05 Valid until 2026-01-04 |
- A domestic route departing from the Sacramento airport (SMF) and arriving at Seattle-Tacoma airport (SEA).
- The flight distance is 606 miles, or 975 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 1:55 and 2:05.
