Seattle / Tacoma (SEA) to Hanoi (HAN) flight deal in economy from $799
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
HANNoi Bai International Airport
Hanoi, Vietnam
$1,160 USD
-31%$799 USD
Verified about 3 hours agoAugust 2026
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Fair Availability
26% of dates checked are available within 10% of the lowest price
Tuesday, August 11th, 2026
10 round-trip options
Returning
Sun, Aug 16, 2026•5 Day Trip
$1,190 USD
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Mon, Aug 17, 2026•6 Day Trip
$1,190 USD
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Tue, Aug 18, 2026•7 Day Trip
$1,285 USD
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Wed, Aug 19, 2026•8 Day Trip
$1,291 USD
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Thu, Aug 20, 2026•9 Day Trip
$1,379 USD
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Fri, Aug 21, 2026•10 Day Trip
$1,286 USD
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Sat, Aug 22, 2026•11 Day Trip
$2,079 USD
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Sun, Aug 23, 2026•12 Day Trip
$1,784 USD
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Mon, Aug 24, 2026•13 Day Trip
$1,384 USD
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Tue, Aug 25, 2026•14 Day Trip
$1,299 USD