Cheap flights from Boston to Seattle
Find cheap Seattle to Boston flights with our free search service. Compare all available fares for direct or connection flights from Seattle to Boston.
Boston to Seattle flight schedules
| Flight | Departure Date | Arrival Date | Price | Duration | Number of stops | Updated |
|---|---|---|---|---|---|---|
| Boston (BOS) - Seattle (SEA) | 2026-11-24 | 2026-12-07 | 197 USD | 11 hours 53 minutes | Direct | 2026-09-07T00:56:51 |
| Boston (BOS) - Seattle (SEA) | 2026-10-20 | 2026-10-24 | 310 USD | 11 hours 43 minutes | Direct | 2026-09-09T01:40:29 |
| Boston (BOS) - Seattle (SEA) | 2026-11-23 | 2026-11-30 | 490 USD | 58 hours 29 minutes | Connection | 2026-09-10T23:30:26 |
Boston to Seattle flight status
| Flight | Origin | Destination | Departure | Arrival | Equip |
|---|---|---|---|---|---|
| DL318 | Boston (BOS) | Seattle (SEA) | 4:25 p.m. | 7:44 p.m. | B752 |
| KE3010 | Boston (BOS) | Seattle (SEA) | 3:40 p.m. | 7:11 p.m. | Boeing 737-832 |
| VS3721 | Boston (BOS) | Seattle (SEA) | 3:40 p.m. | 7:11 p.m. | None |
| QR4038 | Boston (BOS) | Seattle (SEA) | 12:10 p.m. | 1:31 p.m. | |
| AS275 | Boston (BOS) | Seattle (SEA) | 8 a.m. | 12:48 p.m. | B739 |
| DL341 | Boston (BOS) | Seattle (SEA) | 5:45 a.m. | 10:44 a.m. | B752 |
| AS537 | Boston (BOS) | Seattle (SEA) | 2:52 p.m. | 5:34 p.m. | Boeing 737-800 (winglets) |
| AS459 | Boston (BOS) | Seattle (SEA) | 7:03 a.m. | 10:26 a.m. | Boeing 737-900 (winglets) |
| VS3540 | Boston (BOS) | Seattle (SEA) | 7:45 a.m. | 11:01 a.m. | 737-800 |
| VS3243 | Boston (BOS) | Seattle (SEA) | 6:50 p.m. | 10:15 p.m. | Boeing 737-832 |
| B6197 | Boston (BOS) | Seattle (SEA) | 7:24 p.m. | 10:49 p.m. | Airbus A318/319/320/321 |
| AS273 | Boston (BOS) | Seattle (SEA) | 11:53 a.m. | 1:50 p.m. | B739 |
| AS737 | Boston (BOS) | Seattle (SEA) | 6:14 p.m. | 9:09 p.m. | B739 |
| AS306 | Boston (BOS) | Seattle (SEA) | 8:23 a.m. | 4:53 p.m. | Boeing 737-900 (winglets) |
| AS253 | Boston (BOS) | Seattle (SEA) | 11:58 a.m. | 8:35 p.m. | B739 |
| AS25 | Boston (BOS) | Seattle (SEA) | 4:57 p.m. | 8:08 p.m. | B738 |
| DL3133 | Boston (BOS) | Seattle (SEA) | 3:15 p.m. | 4:32 p.m. | B738 |
| JL6357 | Boston (BOS) | Seattle (SEA) | 7:03 a.m. | 10:26 a.m. | None |
| MU6935 | Boston (BOS) | Seattle (SEA) | 7:25 a.m. | 9:30 a.m. | None |
| KE3168 | Boston (BOS) | Seattle (SEA) | 7:48 a.m. | 10:53 a.m. | None |
| KL7530 | Boston (BOS) | Seattle (SEA) | 9:59 a.m. | 11:03 a.m. | None |
| EK6343 | Boston (BOS) | Seattle (SEA) | 11:58 a.m. | 5:25 p.m. | |
| B6597 | Boston (BOS) | Seattle (SEA) | 6:10 a.m. | 9:23 a.m. | A321 |
| KE6222 | Boston (BOS) | Seattle (SEA) | 7 a.m. | 10:19 a.m. | None |
| AF2465 | Boston (BOS) | Seattle (SEA) | 7:05 p.m. | 8:04 p.m. | |
| AS33 | Boston (BOS) | Seattle (SEA) | 6:36 p.m. | 9:23 p.m. | B739 |
| HA2111 | Boston (BOS) | Seattle (SEA) | 10:15 a.m. | 1:20 p.m. | |
| HA2113 | Boston (BOS) | Seattle (SEA) | 9:43 p.m. | 12:50 a.m. | None |
| TP4393 | Boston (BOS) | Seattle (SEA) | 6:35 p.m. | 10:05 p.m. | |
| LY8568 | Boston (BOS) | Seattle (SEA) | 6:29 p.m. | 10:04 p.m. | None |
| EI5268 | Boston (BOS) | Seattle (SEA) | 6:29 p.m. | 9:59 p.m. | |
| SQ1217 | Boston (BOS) | Seattle (SEA) | 6:24 p.m. | 9:59 p.m. | None |
| B62397 | Boston (BOS) | Seattle (SEA) | 9:10 a.m. | 10:38 a.m. | A321 |
| 9W5619 | Boston (BOS) | Seattle (SEA) | 11:15 a.m. | 12:27 p.m. | Boeing 737-832 |
| CX889 | Boston (BOS) | Seattle (SEA) | 7 a.m. | 10:15 a.m. | 77W |
| IG371 | Boston (BOS) | Seattle (SEA) | 7:05 a.m. | 10:45 a.m. | 738 |
| AS1737 | Boston (BOS) | Seattle (SEA) | 6:50 a.m. | 8:57 a.m. | A320 |
| 9W5620 | Boston (BOS) | Seattle (SEA) | 3:16 p.m. | 4:21 p.m. | |
| DT315 | Boston (BOS) | Seattle (SEA) | 7:06 a.m. | 10:40 a.m. | 73G |
| DE6082 | Boston (BOS) | Seattle (SEA) | 6:55 p.m. | 10:30 p.m. |
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