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

Return flights

07 Nov - 14 Nov	WestJet
10 Nov - 24 Nov	Cathay Pacific
17 Nov - 27 Nov	Cathay Pacific
18 Nov - 25 Nov	Cathay Pacific
10 Nov - 17 Nov	Cathay Pacific
05 Nov - 13 Nov	Cathay Pacific
10 Nov - 27 Nov	Cathay Pacific
05 Nov - 27 Nov	Cathay Pacific
05 Nov - 26 Nov	Cathay Pacific
04 Nov - 19 Nov	Cathay Pacific
07 Nov - 02 Dec	Air France
03 Nov - 01 Dec	Air France
17 Nov - 08 Dec	Air France
14 Nov - 04 Dec	Air France
17 Nov - 03 Dec	Air France
23 Nov - 01 Dec	Air France
29 Nov - 27 Dec	KLM
03 Nov - 01 Dec	Korean Air	direct
17 Nov - 03 Dec	Korean Air	direct
07 Nov - 02 Dec	Korean Air	direct

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

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 Toronto to Seoul in November from $1049

Return flights