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

Return flights

16 Apr - 26 Apr	WestJet
08 Apr - 23 Apr	Flair Airlines
07 Apr - 21 Apr	WestJet
15 Apr - 23 Apr	WestJet
19 Apr - 07 May	WestJet
14 Apr - 03 May	WestJet
08 Apr - 28 Apr	Flair Airlines
19 Apr - 10 May	WestJet
19 Apr - 25 Apr	Flair Airlines
16 Apr - 23 Apr	WestJet
22 Apr - 07 May	Flair Airlines
22 Apr - 10 May	WestJet
26 Apr - 07 May	WestJet
19 Apr - 17 May	WestJet
08 Apr - 19 Apr	WestJet
05 Apr - 25 Apr	WestJet
08 Apr - 16 Apr	WestJet
29 Apr - 12 May	WestJet
30 Apr - 09 May	WestJet
29 Apr - 14 May	WestJet

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

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 April from 613€

Return flights