Cheapest return flights from Toronto to Keflavik in May from 548€

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

Return flights

28 May - 04 Jun Icelandair direct
28 May - 03 Jun Icelandair direct
11 May - 20 May Icelandair direct
17 May - 25 May WestJet
21 May - 25 May Icelandair direct
07 May - 11 May Icelandair direct
17 May - 23 May WestJet
04 May - 08 May Icelandair direct
07 May - 12 May Icelandair direct
14 May - 18 May United
25 May - 31 May Air Canada
17 May - 24 May Air Canada

Also check the deals for one-way flights from Toronto 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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