Cheapest one-way flights from San Francisco to Seoul in December from $507

AirHint found the following cheapest one-way flights from San Francisco (SFO) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

31 Dec Zipair
27 Dec China Eastern
07 Dec Zipair
30 Dec Alaska Airlines
09 Dec Zipair
29 Dec Air Premia direct
31 Dec Air Premia direct
08 Dec Air Premia direct
07 Dec Air Premia direct
28 Dec Korean Air direct

Also check the deals for return flights from San Francisco to Seoul in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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