Cheapest return flights from Toronto to Seoul in September from $827

AirHint found the following cheapest return flights from Toronto (YTZ) to Seoul (ICN) in September 2025 (see full year).

Return flights

10 Sep - 20 Sep Porter Airlines (Canada) Ltd
16 Sep - 23 Sep Porter Airlines (Canada) Ltd
10 Sep - 30 Sep Porter Airlines (Canada) Ltd
24 Sep - 06 Oct Porter Airlines (Canada) Ltd
18 Sep - 20 Oct Porter Airlines (Canada) Ltd
13 Sep - 28 Sep Porter Airlines (Canada) Ltd
29 Sep - 11 Oct Porter Airlines (Canada) Ltd
18 Sep - 12 Oct Porter Airlines (Canada) Ltd
13 Sep - 21 Sep Porter Airlines (Canada) Ltd
18 Sep - 22 Sep Porter Airlines (Canada) Ltd
19 Sep - 26 Sep Porter Airlines (Canada) Ltd
11 Sep - 15 Sep Porter Airlines (Canada) Ltd
18 Sep - 25 Sep Porter Airlines (Canada) Ltd
12 Sep - 18 Sep Porter Airlines (Canada) Ltd
17 Sep - 15 Oct Porter Airlines (Canada) Ltd
10 Sep - 08 Oct Porter Airlines (Canada) Ltd
08 Sep - 20 Oct SWISS
15 Sep - 06 Oct SWISS
18 Sep - 15 Oct SWISS
25 Sep - 01 Oct SWISS

Also check the deals for one-way flights from Toronto to Seoul in September.

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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