Flights from Seattle to Boston

SEABOS

Seattle–Tacoma International Airport (Seattle, United States) → Boston Logan International Airport (Boston, United States)

Nonstop
5h 21m
Distance
4,006 km
Frequency
7×/week
One-way from
$196
Airlines
Alaska Airlines, Delta Air Lines, JetBlue Airways
Book on Aviasales

Fares by month

One-way, per person

Lowest fares Aviasales travelers found in recent searches; some may include a connection. Prices change often — tap a month to see live fares.

Weekly schedule

Monday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Tuesday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Wednesday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Thursday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Friday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Saturday

  • AS28807:18→15:555h 37mAlaska Airlines
  • DL45907:24→16:005h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43813:40→22:105h 30mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Sunday

  • AS28807:18→15:556h 37mAlaska Airlines
  • DL45907:24→16:006h 36mDelta Air Lines
  • AS30609:03→17:355h 32mAlaska Airlines
  • DL43811:08→19:415h 33mDelta Air Lines
  • DL47415:30→23:585h 28mDelta Air Lines
  • AS46015:32→23:595h 27mAlaska Airlines
  • AS21423:00→07:265h 26mAlaska Airlines
  • DL47323:10→07:355h 25mDelta Air Lines
  • B639823:55→08:165h 21mJetBlue Airways

Seattle to Boston — frequently asked

How long is the flight from Seattle to Boston?
SEA–BOS is 5h 21m nonstop, covering 4,006 km (2,489 mi).
Which airlines fly nonstop from Seattle to Boston?
Alaska Airlines, Delta Air Lines, JetBlue Airways operate this route nonstop.
How much is a flight from Seattle to Boston?
One-way fares on SEA–BOS recently started from $196. Fares change daily, so check current prices before booking.
How often do flights run from Seattle to Boston?
The route is served 7 days a week (62 scheduled departures).