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

Return flights

01 Aug - 05 Aug	Porter Airlines (Canada) Ltd
07 Aug - 11 Aug	Porter Airlines (Canada) Ltd
05 Aug - 09 Aug	Porter Airlines (Canada) Ltd
07 Aug - 09 Aug	Porter Airlines (Canada) Ltd
28 Aug - 01 Sep	SWISS
15 Aug - 23 Aug	SWISS
07 Aug - 16 Aug	SWISS

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

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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Cheapest return flights from Toronto to Keflavik in August from 770€

Return flights