Seattle / Tacoma (SEA) to Boston (BOS) flight deal in economy from $297
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
BOSLogan International Airport
Boston, United States
$460 USD
-35%$297 USD
Verified 1 day agoJune 2026
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Extremely Rare Availability
4% of dates checked are available within 10% of the lowest price
Saturday, June 6th, 2026
10 round-trip options
Returning
Thu, Jun 11, 2026•5 Day Trip
$587 USD
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Fri, Jun 12, 2026•6 Day Trip
$587 USD
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Sat, Jun 13, 2026•7 Day Trip
$642 USD
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Sun, Jun 14, 2026•8 Day Trip
$587 USD
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Mon, Jun 15, 2026•9 Day Trip
$587 USD
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Tue, Jun 16, 2026•10 Day Trip
$497 USD
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Wed, Jun 17, 2026•11 Day Trip
$537 USD
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Thu, Jun 18, 2026•12 Day Trip
$587 USD
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Fri, Jun 19, 2026•13 Day Trip
$587 USD
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Sat, Jun 20, 2026•14 Day Trip
$642 USD