General flight information: Seattle – Boston
5 hr 16 min Flight duration
3,999 km Distance between cities
3 hr Time zone difference
7 Direct flights per week
08:00 Earliest departure
23:44 Latest departure
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FAQ
Flight duration from Seattle to Boston
Average flight duration: 5 hours 16 minutes, but the exact time depends on the specific flight. See the "General flight information" section for more information.