Cheapest return flights from Seoul to San Francisco in May from 510€

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

Return flights

18 May - 25 May Air Premia direct
22 May - 25 May Air Premia direct
10 May - 18 May Air Premia direct
01 May - 11 May Air Premia direct
01 May - 10 May Air Premia direct
01 May - 05 May United direct
01 May - 09 May United direct
16 May - 23 May Hawaiian Airlines
23 May - 30 May Korean Air direct
16 May - 23 May Korean Air direct

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

Skyscanner

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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