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

Return flights

06 Apr - 13 Apr	Air Canada
07 Apr - 14 Apr	Air Canada
03 Apr - 10 Apr	Air Transat
02 Apr - 09 Apr	British Airways
20 Apr - 27 Apr	Air Canada
09 Apr - 16 Apr	Air Canada
05 Apr - 12 Apr	Air Canada
12 Apr - 19 Apr	Air Canada
11 Apr - 18 Apr	Air Canada
17 Apr - 24 Apr	Air Canada
29 Apr - 06 May	Air France
28 Apr - 05 May	Air France
27 Apr - 04 May	KLM
24 Apr - 01 May	Air Canada
30 Apr - 07 May	Air France
26 Apr - 03 May	Air France

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

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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Cheapest return flights from Montreal to Basel in April from $911

Return flights