Cheapest return flights from Toronto to Keflavik in December from $414

AirHint found the following cheapest return flights from Toronto (YYZ) to Keflavik (KEF) in December 2025 (see full year).

Return flights

02 Dec - 08 Dec Icelandair direct
03 Dec - 17 Dec Icelandair direct
10 Dec - 14 Dec Icelandair direct
05 Dec - 13 Dec Icelandair direct
01 Dec - 05 Dec Icelandair direct
14 Dec - 21 Dec Icelandair direct
02 Dec - 16 Dec Icelandair direct
11 Dec - 25 Dec Icelandair direct
11 Dec - 18 Dec Icelandair direct
13 Dec - 23 Dec Icelandair direct
26 Dec - 17 Jan Icelandair direct
25 Dec - 01 Jan Icelandair direct
22 Dec - 01 Jan Icelandair direct
26 Dec - 05 Jan Icelandair direct
28 Dec - 04 Jan Icelandair direct
23 Dec - 03 Jan Icelandair direct
22 Dec - 02 Jan Icelandair direct

Also check the deals for one-way flights from Toronto to Keflavik in December.

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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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