Cheapest return flights from Calgary to Keflavik in May from $415

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

Return flights

20 May - 25 May WestJet direct
20 May - 26 May WestJet direct
18 May - 23 May WestJet direct
18 May - 25 May WestJet direct
20 May - 28 May WestJet direct
17 May - 26 May WestJet direct
22 May - 02 Jun WestJet direct
31 May - 02 Jun WestJet direct
19 May - 26 May WestJet
25 May - 01 Jun WestJet direct
18 May - 01 Jun WestJet direct
27 May - 03 Jun Air Canada
26 May - 02 Jun Air Canada
27 May - 05 Jun Air Canada
29 May - 07 Jun Air Canada
14 May - 19 May Air Canada
20 May - 17 Jun WestJet
29 May - 31 May WestJet
15 May - 24 May WestJet

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

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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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