Cheapest return flights from Seoul to San Francisco in December from $501

AirHint found the following cheapest return flights from Seoul (ICN) to San Francisco (SFO) in December 2026 (see full year).

Return flights

01 Dec - 07 Dec Air Canada
04 Dec - 11 Dec Air Canada
01 Dec - 15 Dec Air Canada
05 Dec - 13 Dec Air Canada
05 Dec - 11 Dec Air Canada
06 Dec - 13 Dec China Airlines
09 Dec - 22 Dec China Airlines
17 Dec - 23 Dec China Airlines
06 Dec - 12 Dec China Airlines
13 Dec - 25 Dec China Airlines

Also check the deals for one-way flights from Seoul to San Francisco 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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