Seattle / Tacoma (SEA) to Boston (BOS) flight deal in economy from $384
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
BOSLogan International Airport
Boston, United States
$527 USD
-27%$384 USD
Verified about 6 hours agoJune 2026
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Limited Availability
16% of dates checked are available within 10% of the lowest price
Wednesday, June 10th, 2026
0 round-trip options
No flight details available for this date.