Singapore Airlines flights from Boston Logan (BOS) to Seattle-Tacoma (SEA).

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Sat 17:55 Boston Logan (BOS) B 21:18 Seattle-Tacoma (SEA)
Singapore Airlines SQ 1217 Non-stop Boeing 737 (73J) 6:23 Effective from 2026-01-07
Codeshare flight, operated by Alaska Airlines.(AS 306)
Mon,Wed-Sat 19:35 Boston Logan (BOS) B 22:58 Seattle-Tacoma (SEA)
Singapore Airlines SQ 1217 Non-stop Boeing 737 (73J) 6:23 Effective 2025-10-04 through 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 819)
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Parallax here BOS-SEA


Singapore Airlines flights from Boston Logan (BOS) to Seattle-Tacoma (SEA).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective from 2026-01-07
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 306)
Duration: 6:23, non-stop
Boeing 737 (73J)

Effective 2025-10-04 through 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 819)
Duration: 6:23, non-stop
Boeing 737 (73J)
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Parallax here BOS-SEA
  • A domestic route departing from the Boston Logan airport (BOS) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 2487 miles, or 4003 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 is 6:23.