Cheapest return flights from Toronto to Keflavik in September from 395€

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

Return flights

01 Sep - 09 Sep Porter Airlines (Canada) Ltd
01 Sep - 08 Sep Porter Airlines (Canada) Ltd
10 Sep - 18 Sep Air Canada
04 Sep - 11 Sep Air Canada
09 Sep - 16 Sep Air Canada
04 Sep - 08 Sep Air Canada
08 Sep - 16 Sep WestJet
27 Sep - 04 Oct WestJet
26 Sep - 04 Oct WestJet
02 Sep - 09 Sep Air Canada
15 Sep - 22 Sep Air Canada
14 Sep - 22 Sep WestJet
25 Sep - 02 Oct Flair Airlines
24 Sep - 02 Oct WestJet
24 Sep - 01 Oct Icelandair direct
26 Sep - 03 Oct Icelandair direct
25 Sep - 03 Oct Icelandair direct
29 Sep - 07 Oct Icelandair direct
23 Sep - 01 Oct Flair Airlines
25 Sep - 02 Oct Icelandair direct

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

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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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