Cheapest return YUL–KEF flights, August

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

Return flights

25 Aug - 07 Sep Air Transat direct
23 Aug - 07 Sep Air Transat direct
18 Aug - 26 Aug Air Transat direct
18 Aug - 31 Aug Air Transat direct
16 Aug - 31 Aug Air Transat direct
16 Aug - 02 Sep Air Transat direct
23 Aug - 02 Sep Air Transat direct
30 Aug - 07 Sep Air Transat direct
25 Aug - 02 Sep Air Transat direct
16 Aug - 26 Aug Air Transat direct
23 Aug - 31 Aug Air Transat direct
25 Aug - 31 Aug Air Transat direct
23 Aug - 27 Aug Air Canada direct
24 Aug - 31 Aug Air Canada direct
02 Aug - 27 Aug Air Canada direct
20 Aug - 27 Aug Air Canada direct
24 Aug - 09 Sep Air Canada direct
13 Aug - 03 Sep Air Canada direct
25 Aug - 01 Sep Air Canada
18 Aug - 01 Sep Air Canada

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

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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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