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 1 day agoDecember 2026
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Fair Availability
26% of dates checked are available within 10% of the lowest price
Sunday, December 20th, 2026
10 round-trip options
Returning
Fri, Dec 25, 2026•5 Day Trip
$2,231 USD
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Sat, Dec 26, 2026•6 Day Trip
$2,132 USD
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Sun, Dec 27, 2026•7 Day Trip
$2,408 USD
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Mon, Dec 28, 2026•8 Day Trip
$2,328 USD
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Tue, Dec 29, 2026•9 Day Trip
$2,130 USD
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Wed, Dec 30, 2026•10 Day Trip
$2,602 USD
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Thu, Dec 31, 2026•11 Day Trip
$2,883 USD
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Fri, Jan 1, 2027•12 Day Trip
$3,409 USD
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Sat, Jan 2, 2027•13 Day Trip
$3,403 USD
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Sun, Jan 3, 2027•14 Day Trip
$3,353 USD