Cheapest return flights from Seoul to San Francisco in May from 366€

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

Return flights

11 May - 13 May Air Premia direct
06 May - 11 May Air Premia direct
06 May - 18 May Air Premia direct
11 May - 17 May Air Premia direct
04 May - 15 May Air Premia direct
04 May - 17 May Air Premia direct
06 May - 15 May Air Premia direct
04 May - 11 May Air Premia direct
11 May - 18 May Air Premia direct
15 May - 18 May Air Premia direct
22 May - 03 Jun Air Canada
27 May - 03 Jun Air Canada
27 May - 10 Jun Air Canada
29 May - 22 Jun Air Premia direct
18 May - 08 Jun Air Premia direct
18 May - 05 Jun Air Premia direct
29 May - 05 Jun Air Premia direct
22 May - 03 Jun Air Premia direct
25 May - 03 Jun Air Premia direct
21 May - 04 Jun Air Canada

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

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