Cheapest return flights from Seoul to San Francisco in October from $453

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

Return flights

07 Oct - 18 Oct United direct
16 Oct - 23 Oct United direct
02 Oct - 11 Oct United direct
05 Oct - 11 Oct United direct
04 Oct - 11 Oct United direct
30 Oct - 07 Nov Air Canada
30 Oct - 11 Nov Air Canada
14 Oct - 30 Oct Air Canada
10 Oct - 26 Oct Air Canada
09 Oct - 17 Oct Air Canada
22 Oct - 05 Nov Air Canada
16 Oct - 22 Oct Air Canada
10 Oct - 11 Oct Philippine Airlines
30 Oct - 11 Nov Asiana Airlines direct
22 Oct - 05 Nov Asiana Airlines direct
30 Oct - 07 Nov Asiana Airlines direct

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

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