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

Return flights

06 Jun - 13 Jun	Air Canada
06 Jun - 13 Jun	Air Premia	direct
07 Jun - 13 Jun	Air Canada
13 Jun - 20 Jun	Air Premia	direct
20 Jun - 08 Jul	Air Canada
03 Jun - 08 Jun	Air Premia	direct
01 Jun - 04 Jun	Air Canada
04 Jun - 13 Jun	Air Canada
02 Jun - 06 Jun	Air Canada
02 Jun - 13 Jun	Air Canada
01 Jun - 07 Jul	Air Canada
23 Jun - 07 Jul	China Airlines
24 Jun - 07 Jul	China Airlines
20 Jun - 08 Jul	Air Premia	direct
24 Jun - 08 Jul	China Airlines
02 Jun - 08 Jun	Philippine Airlines
22 Jun - 16 Jul	Air Canada
28 Jun - 04 Jul	EVA Air
23 Jun - 03 Jul	EVA Air
22 Jun - 22 Jul	EVA Air

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

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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Cheapest return flights from Seoul to San Francisco in June from 526€

Return flights