Cheapest return flights from San Francisco to Seoul in April from 683€

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

Return flights

02 Apr - 10 Apr Vietnam Airlines
01 Apr - 15 Apr Vietnam Airlines
08 Apr - 15 Apr Vietnam Airlines
08 Apr - 17 Apr Vietnam Airlines
27 Apr - 04 May Air Canada
07 Apr - 15 Apr Cathay Pacific
13 Apr - 27 Apr Cathay Pacific
06 Apr - 13 Apr Air Canada
09 Apr - 16 Apr Vietnam Airlines
12 Apr - 21 Apr Cathay Pacific
11 Apr - 21 Apr Cathay Pacific
29 Apr - 04 May Air Canada
27 Apr - 04 May Air Premia direct
29 Apr - 04 May Air Premia direct

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

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