AirHint found the following cheapest return flights from Waterloo (YKF) to Seoul (ICN) in July 2025 (see full year).

Return flights

12 Jul - 04 Aug	Flair Airlines
17 Jul - 29 Jul	WestJet
17 Jul - 07 Aug	WestJet
22 Jul - 29 Jul	WestJet
18 Jul - 29 Jul	WestJet
19 Jul - 29 Jul	WestJet
25 Jul - 31 Jul	WestJet
05 Jul - 12 Jul	WestJet
23 Jul - 27 Jul	WestJet
27 Jul - 03 Aug	WestJet
30 Jul - 21 Aug	WestJet
29 Jul - 16 Aug	WestJet
24 Jul - 18 Aug	WestJet
17 Jul - 21 Aug	WestJet
14 Jul - 24 Jul	WestJet
15 Jul - 31 Jul	WestJet
14 Jul - 29 Jul	WestJet
18 Jul - 03 Aug	WestJet
29 Jul - 05 Aug	WestJet
20 Jul - 15 Aug	WestJet

Also check the deals for one-way flights from Waterloo to Seoul in July.

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 Waterloo to Seoul in July from $1267

Return flights