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Cheapest one-way flights from Keflavik (KEF) to Montreal (YUL), September

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Dates, airline, and price
Dates	Airline	Price
17 Sep	Lufthansa
16 Sep	Air Canada Direct Flight
09 Sep	Air Canada Direct Flight
15 Sep	SWISS
11 Sep	Air Canada Direct Flight
13 Sep	Transavia France
30 Sep	Air Canada Direct Flight

deals for return flights from Keflavik to Montreal in September.

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Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Keflavik (KEF) to Montreal (YUL), September

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