Cheapest return flights from Montreal to Keflavik in April from $620

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

Return flights

10 Apr - 17 Apr Lufthansa
17 Apr - 24 Apr Lufthansa
24 Apr - 01 May Lufthansa
14 Apr - 21 Apr Lufthansa
12 Apr - 19 Apr Lufthansa
06 Apr - 13 Apr Austrian Airlines
13 Apr - 20 Apr Austrian Airlines
20 Apr - 27 Apr Austrian Airlines
03 Apr - 10 Apr WestJet
15 Apr - 22 Apr WestJet
18 Apr - 25 Apr WestJet
27 Apr - 04 May WestJet
25 Apr - 02 May Austrian Airlines
26 Apr - 03 May Porter Airlines (Canada) Ltd
28 Apr - 05 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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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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