San Francisco (SFO) to Seoul (ICN) flight deal in economy from $349

UAUnited Airlines

One Way•Economy

SFO

San Francisco International Airport

San Francisco, United States

ICN

Incheon International Airport

Seoul, South Korea

$653 USD

-47%$349 USD

Verified about 3 hours ago

September 2026

Today

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Good Availability

47% of dates checked are available within 10% of the lowest price

Wednesday, September 16th, 2026

Outbound Flights

12h 35m·Nonstop

$349 USD

SFOSep 16 23:45

→

ICNSep 18 04:20

UA 805Boeing 787

23h 21m·1 stop

$353 USD

SFOSep 16 23:59

→

EWRSep 17 08:30

UA 2416Boeing 777

2h 5m layover

EWRSep 17 10:35

→

ICNSep 18 15:20

UA 285Boeing 787

13h 5m·Nonstop

$7,139 USD

SFOSep 16 23:20

→

ICNSep 18 04:25

OZ 211Airbus A350

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