San Francisco (SFO) to Seoul (ICN) flight deal in economy from $721

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSFO

San Francisco International Airport

San Francisco, United States
South KoreaICN

Incheon International Airport

Seoul, South Korea
$966 USD
-25%$721 USD
Verified 14 days ago
Great Availability
65% of dates checked are available within 10% of the lowest price

Thursday, December 17th, 2026

7 round-trip options

Returning
Tue, Dec 22, 2026•5 Day Trip
$1,631 USD
Google Flights
Returning
Wed, Dec 23, 2026•6 Day Trip
$1,631 USD
Google Flights
Returning
Thu, Dec 24, 2026•7 Day Trip
$1,462 USD
Google Flights
Returning
Sun, Dec 27, 2026•10 Day Trip
$1,462 USD
Google Flights
Returning
Mon, Dec 28, 2026•11 Day Trip
$1,462 USD
Google Flights
Returning
Tue, Dec 29, 2026•12 Day Trip
$1,491 USD
Google Flights
Returning
Wed, Dec 30, 2026•13 Day Trip
$1,784 USD
Google Flights