Seattle / Tacoma (SEA) to Hanoi (HAN) flight deal in economy from $455

KEKorean Air

One Way•Economy

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

HAN

Noi Bai International Airport

Hanoi, Vietnam

$569 USD

-20%$455 USD

Verified 13 days ago

August 2026

Today

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27$64828$64829$64830$77231$6481$6602$6003$5604$5605$5606$5607$6008$6069$60010$56011$56012$56013$45514$45515$48516$46117$45518$45519$45520$45521$45522$45523$45524$45525$45526$45527$45528$45529$45530$45531$4851$4552$4553$4554$4555$4556$455

Good Availability

59% of dates checked are available within 10% of the lowest price

Thursday, August 13th, 2026

Outbound Flights

18h 15m·1 stop

$455 USD

SEAAug 13 13:20

→

ICNAug 14 16:40

KE 42Boeing 787-10

2h 15m layover

ICNAug 14 18:55

→

HANAug 14 21:35

KE 447Boeing 787-10

18h 30m·1 stop

$603 USD

SEAAug 13 13:05

→

ICNAug 14 16:50

DL 197Airbus A350

2h 5m layover

ICNAug 14 18:55

→

HANAug 14 21:35

KE 447Boeing 787-10

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