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) | 2026-05-18 | 2026-05-18 | 358 USD | 11 hours 51 minutes | Direct | 2026-01-12T06:18:04 |
Boston to Seattle flight status
| Flight | Origin | Destination | Departure | Arrival | Equip |
|---|---|---|---|---|---|
| HA2111 | Boston (BOS) | Seattle (SEA) | 8:01 a.m. | 11:25 a.m. | |
| AS459 | Boston (BOS) | Seattle (SEA) | 7 a.m. | 10:34 a.m. | Boeing 737-900 (winglets) |
| DL318 | Boston (BOS) | Seattle (SEA) | 12:45 p.m. | 4:29 p.m. | B752 |
| VS3243 | Boston (BOS) | Seattle (SEA) | 6:45 p.m. | 10:13 p.m. | Boeing 737-832 |
| KE6222 | Boston (BOS) | Seattle (SEA) | 7 a.m. | 10:34 a.m. | None |
| AS306 | Boston (BOS) | Seattle (SEA) | 7:55 a.m. | 4:20 p.m. | Boeing 737-900 (winglets) |
| B6597 | Boston (BOS) | Seattle (SEA) | 8:30 a.m. | 11:41 a.m. | A321 |
| AS275 | Boston (BOS) | Seattle (SEA) | 8:42 a.m. | 3:26 p.m. | B739 |
| EK6343 | Boston (BOS) | Seattle (SEA) | 10:26 a.m. | 3:40 p.m. | |
| DL341 | Boston (BOS) | Seattle (SEA) | 6 a.m. | 10:58 a.m. | B752 |
| AS737 | Boston (BOS) | Seattle (SEA) | 8:30 a.m. | 4:26 p.m. | B739 |
| AS253 | Boston (BOS) | Seattle (SEA) | 11:44 a.m. | 7:27 p.m. | B739 |
| AS25 | Boston (BOS) | Seattle (SEA) | 4:23 p.m. | 7:46 p.m. | B738 |
| AS273 | Boston (BOS) | Seattle (SEA) | 8:30 a.m. | 1:03 p.m. | B739 |
| KE3168 | Boston (BOS) | Seattle (SEA) | 7:15 a.m. | 10:45 a.m. | None |
| JL6357 | Boston (BOS) | Seattle (SEA) | 7:30 a.m. | 10:52 a.m. | None |
| AS33 | Boston (BOS) | Seattle (SEA) | 11:03 a.m. | 3:04 p.m. | B739 |
| VS3540 | Boston (BOS) | Seattle (SEA) | 7:15 a.m. | 10:45 a.m. | 737-800 |
| HA2113 | Boston (BOS) | Seattle (SEA) | 2:50 p.m. | 5:29 p.m. | None |
| KE3010 | Boston (BOS) | Seattle (SEA) | 6:35 p.m. | 9:50 p.m. | Boeing 737-832 |
| AF2465 | Boston (BOS) | Seattle (SEA) | 1:28 p.m. | 2:58 p.m. | |
| QR4038 | Boston (BOS) | Seattle (SEA) | 7:41 p.m. | 11:10 p.m. | |
| AS537 | Boston (BOS) | Seattle (SEA) | 2:04 p.m. | 4:58 p.m. | Boeing 737-800 (winglets) |
| DL3133 | Boston (BOS) | Seattle (SEA) | 3:41 p.m. | 5:05 p.m. | B738 |
| KL7530 | Boston (BOS) | Seattle (SEA) | 1:45 p.m. | 4:17 p.m. | None |
| B6197 | Boston (BOS) | Seattle (SEA) | 6:29 p.m. | 9:59 p.m. | Airbus A318/319/320/321 |
| 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 |
| VS3721 | Boston (BOS) | Seattle (SEA) | 6:30 a.m. | 9:47 a.m. | None |
| B62397 | Boston (BOS) | Seattle (SEA) | 9:10 a.m. | 10:38 a.m. | A321 |
| MU6935 | Boston (BOS) | Seattle (SEA) | 8:35 a.m. | 10:45 a.m. | None |
| 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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