Cheapest return flights from San Francisco to Seoul in April from 634€

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

Return flights

03 Apr - 12 Apr Air Canada
06 Apr - 16 Apr Air Canada
09 Apr - 16 Apr Air Canada
04 Apr - 17 Apr Vietnam Airlines
25 Apr - 09 May Cathay Pacific
03 Apr - 19 Apr Hawaiian Airlines
03 Apr - 19 Apr Air Premia direct
06 Apr - 16 Apr Asiana Airlines direct
09 Apr - 16 Apr Asiana Airlines direct
25 Apr - 09 May Asiana Airlines direct
04 Apr - 17 Apr Delta direct

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

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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