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

Return flights

13 Jun - 23 Jun	WestJet
14 Jun - 26 Jun	WestJet
15 Jun - 24 Jun	WestJet
07 Jun - 20 Jun	WestJet
01 Jun - 15 Jun	WestJet
13 Jun - 25 Jun	Air Canada
15 Jun - 24 Jun	Air Premia	direct
01 Jun - 15 Jun	Air Premia	direct
14 Jun - 26 Jun	Air Premia	direct
13 Jun - 23 Jun	Delta	direct

Also check the deals for one-way flights from San Francisco to Seoul 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 San Francisco to Seoul in June from 846€

Return flights