San Francisco (SFO) to Hanoi (HAN) flight deal in economy from $421

KEKorean Air

One Way•Economy

SFO

San Francisco International Airport

San Francisco, United States

HAN

Noi Bai International Airport

Hanoi, Vietnam

$535 USD

-21%$421 USD

Verified about 2 hours ago

August 2026

Today

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27282930311234567$1,3108$4219$42110$42111$42112$42113$42114$42115$42116$42117$42118$42119$42120$42121$42122$42123$42124$42125$42126$42127$42128$42129$57830$42131$4211$4212$4213$4214$4215$4216$421

Great Availability

70% of dates checked are available within 10% of the lowest price

Saturday, August 8th, 2026

Outbound Flights

18h 25m·1 stop

$421 USD

SFOAug 8 13:10

→

ICNAug 9 17:20

KE 24Boeing 787-10

1h 35m layover

ICNAug 9 18:55

→

HANAug 9 21:35

KE 447Boeing 787-10

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