Cheapest return flights from Montreal to Keflavik in August from $695

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

Return flights

18 Aug - 31 Aug Air Transat direct
28 Aug - 13 Sep Air Canada direct
27 Aug - 03 Sep Air Canada direct
20 Aug - 27 Aug Air Canada direct
17 Aug - 24 Aug Air Canada direct
21 Aug - 28 Aug Air Canada direct
20 Aug - 03 Sep Air Canada direct
26 Aug - 02 Sep Air Canada
19 Aug - 26 Aug Air Canada
20 Aug - 29 Aug Air Canada
18 Aug - 03 Sep Air Canada
24 Aug - 08 Sep Air Canada
25 Aug - 09 Sep Air Canada
18 Aug - 25 Aug Air Canada
22 Aug - 29 Aug Air Canada
02 Aug - 17 Aug Air Transat direct
30 Aug - 13 Sep Air Canada direct
30 Aug - 06 Sep Air Canada
29 Aug - 05 Sep Air Canada
23 Aug - 30 Aug Air Canada

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

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