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

Return flights

22 Jun - 29 Jun	Air Canada
24 Jun - 01 Jul	Air Canada
25 Jun - 02 Jul	Air Canada
19 Jun - 26 Jun	Air Canada
18 Jun - 25 Jun	Air Canada
09 Jun - 19 Jun	Air Canada
26 Jun - 06 Jul	Air Canada
25 Jun - 30 Jun	Air Canada
26 Jun - 03 Jul	Air Canada
15 Jun - 15 Jul	Porter Airlines (Canada) Ltd
02 Jun - 09 Jun	United
23 Jun - 08 Jul	Air Transat
20 Jun - 27 Jun	Air Canada
28 Jun - 05 Jul	United
27 Jun - 05 Jul	United
05 Jun - 09 Jun	Porter Airlines (Canada) Ltd
27 Jun - 06 Jul	SWISS
23 Jun - 30 Jun	Air Transat

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

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 June from 533€

Return flights