Cheapest return flights from Montreal to Basel in September from $664

Best time to book flights for Montreal (YUL) to Basel (BSL) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to Basel (BSL) in September 2025 (see full year).

Return flights

07 Sep - 14 Sep FrenchBee
14 Sep - 21 Sep FrenchBee
03 Sep - 10 Sep Air Transat
10 Sep - 17 Sep Air Transat
08 Sep - 15 Sep FrenchBee
30 Sep - 07 Oct Air Transat
24 Sep - 01 Oct FrenchBee
02 Sep - 09 Sep Air Transat
23 Sep - 30 Sep Air Transat
28 Sep - 05 Oct FrenchBee
16 Sep - 23 Sep Air Transat
01 Sep - 08 Sep Air Transat
26 Sep - 03 Oct FrenchBee
13 Sep - 20 Sep Air Transat
25 Sep - 02 Oct Air Transat
29 Sep - 06 Oct Air Transat
27 Sep - 04 Oct Air Transat

Also check the deals for one-way flights from Montreal to Basel in September.

Skyscanner

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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