Cheapest return flights from Montreal to Keflavik in April from 626€

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

Return flights

14 Apr - 21 Apr Lufthansa
21 Apr - 28 Apr Lufthansa
22 Apr - 26 Apr Lufthansa
29 Apr - 15 May Lufthansa
11 Apr - 18 Apr WestJet
25 Apr - 02 May Lufthansa
11 Apr - 26 May KLM
05 Apr - 12 Apr Porter Airlines (Canada) Ltd
13 Apr - 20 Apr Austrian Airlines
06 Apr - 13 Apr Austrian Airlines
13 Apr - 29 Apr Austrian Airlines
02 Apr - 08 Apr Austrian Airlines
12 Apr - 19 Apr WestJet
26 Apr - 07 May Lufthansa
23 Apr - 07 May Lufthansa
24 Apr - 01 May Lufthansa
28 Apr - 05 May Lufthansa
10 Apr - 26 May Lufthansa
29 Apr - 06 May Porter Airlines (Canada) Ltd
30 Apr - 07 May Porter Airlines (Canada) Ltd

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

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