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

Return flights

28 Sep - 11 Oct	WestJet
18 Sep - 11 Oct	WestJet
02 Sep - 21 Sep	Xiamen Airlines
14 Sep - 16 Oct	WestJet
13 Sep - 16 Oct	WestJet
16 Sep - 16 Oct	WestJet
09 Sep - 16 Oct	WestJet
11 Sep - 21 Sep	WestJet
14 Sep - 21 Sep	WestJet
13 Sep - 21 Sep	WestJet
14 Sep - 19 Oct	WestJet
14 Sep - 18 Oct	WestJet
18 Sep - 21 Sep	WestJet
14 Sep - 23 Sep	WestJet
04 Sep - 23 Sep	WestJet
03 Sep - 20 Sep	WestJet
18 Sep - 23 Sep	WestJet
02 Sep - 20 Sep	WestJet
18 Sep - 21 Oct	WestJet
18 Sep - 19 Oct	WestJet

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

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 Vancouver to Seoul in September from $573

Return flights