Cheapest return flights from Toronto to Keflavik in May from $828

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

Return flights

08 May - 30 May Porter Airlines (Canada) Ltd
04 May - 19 May Porter Airlines (Canada) Ltd
17 May - 27 May Porter Airlines (Canada) Ltd
17 May - 31 May Porter Airlines (Canada) Ltd
18 May - 24 May Porter Airlines (Canada) Ltd

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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