Cheapest return flights from Montreal to Keflavik in October from 612€
AirHint found the following cheapest return flights from Montreal (YUL) to Keflavik (KEF)
in October 2025 (see full year ).
Return flights
01 Oct
- 13 Oct
Lufthansa
612 €
06 Oct
- 13 Oct
KLM
635 €
06 Oct
- 18 Nov
Lufthansa
646 €
16 Oct
- 23 Oct
Lufthansa
647 €
14 Oct
- 21 Oct
Lufthansa
649 €
20 Oct
- 27 Oct
SWISS
653 €
19 Oct
- 26 Oct
Lufthansa
656 €
13 Oct
- 20 Oct
KLM
667 €
18 Oct
- 25 Oct
Lufthansa
677 €
10 Oct
- 17 Oct
WestJet
721 €
03 Oct
- 10 Oct
WestJet
722 €
29 Oct
- 05 Nov
WestJet
722 €
25 Oct
- 01 Nov
Porter Airlines (Canada) Ltd
817 €
30 Oct
- 06 Nov
Porter Airlines (Canada) Ltd
847 €
26 Oct
- 02 Nov
Porter Airlines (Canada) Ltd
853 €
27 Oct
- 03 Nov
Porter Airlines (Canada) Ltd
863 €
28 Oct
- 04 Nov
Porter Airlines (Canada) Ltd
869 €
31 Oct
- 07 Nov
Porter Airlines (Canada) Ltd
912 €
Also check the deals for one-way flights from Montreal to Keflavik in October .
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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