Cheapest return flights from Montreal to Keflavik in May from 629€

Best time to book flights for Montreal (YUL) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Keflavik (KEF) in May 2025 (see full year).

Return flights

31 May - 08 Jun Air Canada
30 May - 06 Jun Air Canada
31 May - 07 Jun Air Canada
02 May - 09 May Porter Airlines (Canada) Ltd
28 May - 04 Jun Air Canada
06 May - 13 May Lufthansa
31 May - 13 Jun Air Canada
27 May - 03 Jun Air Canada
12 May - 19 May Lufthansa
20 May - 27 May Air Canada
11 May - 18 May Lufthansa
26 May - 02 Jun Air Canada
19 May - 26 May Air Canada
09 May - 16 May Lufthansa
09 May - 23 May Lufthansa
01 May - 08 May WestJet
29 May - 05 Jun Porter Airlines (Canada) Ltd
25 May - 01 Jun Lufthansa
08 May - 15 May Lufthansa

Also check the deals for one-way flights from Montreal 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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