AirHint found the following cheapest return flights from Calgary (YYC) to Seoul (ICN) in May 2026 (see full year).

Return flights

14 May - 02 Jun	WestJet	direct
10 May - 17 May	WestJet	direct
17 May - 08 Jun	WestJet	direct
06 May - 14 May	Air Canada
04 May - 13 May	Air Canada
14 May - 21 May	Air Canada
02 May - 28 May	Air Canada
01 May - 07 May	Air Canada
03 May - 15 Jun	Air Canada
01 May - 01 Jun	Air Canada
03 May - 09 May	Air Canada
16 May - 23 May	Air Canada
17 May - 31 May	WestJet
13 May - 15 May	Air Canada
03 May - 15 Jun	WestJet	direct
13 May - 04 Jun	WestJet	direct
01 May - 01 Jun	WestJet	direct

Also check the deals for one-way flights from Calgary to Seoul in May.

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 Calgary to Seoul in May from 492€

Return flights