Question 1

How long is the flight from Seattle to Boston?

Accepted Answer

The flight from Seattle–Tacoma International Airport (SEA) to Boston Logan International Airport (BOS) covers 4,006 km and takes approximately 4h 57m. Actual duration varies by airline, routing, and wind conditions — check individual flight listings for scheduled times.

Question 2

Which airlines fly from Seattle to Boston?

Accepted Answer

There are 3 airlines operating the SEA–BOS route. Use the TrackMyWings app to compare schedules, prices, and on-time performance across all carriers on this route.

Question 3

What is the best airline from Seattle to Boston?

Accepted Answer

The best airline on the SEA–BOS route depends on your priorities — price, on-time performance, cabin experience, or loyalty miles. TrackMyWings tracks real-time on-time data for all 3 carriers on this route so you can make an informed choice.

Question 4

How often do flights operate from Seattle to Boston?

Accepted Answer

The SEA–BOS route is served by 3 airlines, with combined daily frequency varying by season. Check the TrackMyWings schedule view for live departure listings and to find the next available flight from Seattle to Boston.

Flight	Airline	Dep Time	Arr Time	Status
AA 6838	American Airlines	08:00	14:00	Scheduled
AS 5380	Alaska Airlines	08:00	14:00	Scheduled

Route Statistics

Airlines on This Route

Flights on This Route

Frequently Asked Questions

More Routes from Seattle

Seattle (SEA) to Boston (BOS) Flights

Route Statistics

Airlines on This Route

Flights on This Route

Frequently Asked Questions

More Routes from Seattle