General flight information: Boston – Seattle
10 hr 6 min Flight duration
3,999 km Distance between cities
3 hr Time zone difference
64 Direct flights per week
06:00 Earliest departure
19:44 Latest departure
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FAQ
Flight duration from Boston to Seattle
Average flight duration: 10 hours 6 minutes, but the exact time depends on the specific flight. See the "General flight information" section for more information.