Cheapest return flights from Toronto to Keflavik in May from $502

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

Return flights

20 May - 03 Jun Icelandair direct
29 May - 02 Jun Icelandair direct
29 May - 05 Jun Icelandair direct
28 May - 04 Jun Icelandair direct
21 May - 27 May Icelandair direct
17 May - 21 May Icelandair direct
31 May - 08 Jun Icelandair direct
27 May - 01 Jun Icelandair direct
26 May - 01 Jun Icelandair direct
12 May - 26 May Icelandair direct
11 May - 19 May Icelandair direct
06 May - 15 May Icelandair direct
22 May - 25 May Icelandair direct
22 May - 27 May Icelandair direct
06 May - 19 May Icelandair direct
07 May - 12 May Icelandair direct
07 May - 11 May Icelandair direct
25 May - 06 Jun Icelandair direct

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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