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

Return flights

07 Sep - 14 Sep	WestJet
08 Sep - 14 Sep	WestJet
05 Sep - 14 Sep	WestJet
13 Sep - 21 Sep	WestJet
24 Sep - 24 Oct	Porter Airlines (Canada) Ltd
13 Sep - 18 Oct	WestJet
03 Sep - 14 Sep	WestJet
07 Sep - 20 Sep	WestJet
04 Sep - 14 Sep	WestJet
13 Sep - 15 Sep	WestJet
25 Sep - 09 Oct	WestJet
24 Sep - 10 Oct	WestJet
28 Sep - 12 Oct	WestJet
09 Sep - 21 Sep	Porter Airlines (Canada) Ltd
01 Sep - 15 Sep	WestJet
29 Sep - 19 Oct	WestJet
28 Sep - 05 Oct	WestJet
24 Sep - 06 Oct	WestJet
25 Sep - 13 Oct	WestJet
17 Sep - 16 Oct	WestJet

Also check the deals for one-way flights from Hamilton 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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Hamilton to Seoul in September from 677€

Return flights