Cheapest return flights from Ontario to Seoul in June from $1338

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

Return flights

01 Jun - 17 Jun China Airlines
01 Jun - 08 Jun China Airlines
01 Jun - 10 Jun China Airlines
14 Jun - 30 Jun China Airlines
02 Jun - 09 Jun China Airlines
24 Jun - 30 Jun China Airlines
21 Jun - 09 Jul China Airlines
09 Jun - 07 Jul China Airlines
27 Jun - 02 Jul China Airlines
26 Jun - 03 Jul China Airlines
03 Jun - 29 Jun China Airlines
03 Jun - 14 Jun China Airlines
03 Jun - 17 Jun China Airlines
11 Jun - 16 Jun China Airlines
23 Jun - 05 Jul China Airlines
09 Jun - 12 Jul China Airlines
26 Jun - 04 Jul China Airlines
27 Jun - 19 Jul China Airlines
12 Jun - 03 Jul China Airlines
15 Jun - 04 Jul China Airlines

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

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