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

Return flights

08 Jun - 19 Jun	WestJet
08 Jun - 15 Jun	Flair Airlines
05 Jun - 24 Jun	Flair Airlines
11 Jun - 20 Jun	WestJet
04 Jun - 26 Jun	WestJet
07 Jun - 19 Jun	WestJet
12 Jun - 20 Jun	Flair Airlines
07 Jun - 21 Jun	WestJet
07 Jun - 28 Jun	WestJet
11 Jun - 09 Jul	WestJet
12 Jun - 24 Jun	Flair Airlines
17 Jun - 13 Jul	Flair Airlines
17 Jun - 04 Jul	Flair Airlines
16 Jun - 04 Jul	Zipair
23 Jun - 10 Jul	Alaska Airlines
17 Jun - 13 Jul	Air Premia	direct
16 Jun - 04 Jul	Asiana Airlines	direct
17 Jun - 04 Jul	Asiana Airlines	direct
11 Jun - 09 Jul	Asiana Airlines	direct
23 Jun - 10 Jul	Asiana Airlines	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 $942

Return flights