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

Return flights

01 Apr - 08 Apr	FrenchBee
08 Apr - 15 Apr	FrenchBee
06 Apr - 13 Apr	British Airways
07 Apr - 14 Apr	British Airways
02 Apr - 09 Apr	Lufthansa
03 Apr - 10 Apr	FrenchBee
01 Apr - 13 Apr	Air Canada
05 Apr - 12 Apr	Lufthansa
29 Apr - 06 May	FrenchBee
20 Apr - 27 Apr	FrenchBee
13 Apr - 20 Apr	Porter Airlines (Canada) Ltd
30 Apr - 07 May	Air Transat
28 Apr - 05 May	Air Transat
27 Apr - 04 May	FrenchBee
26 Apr - 03 May	FrenchBee
25 Apr - 02 May	Porter Airlines (Canada) Ltd
24 Apr - 01 May	Porter Airlines (Canada) Ltd

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 595€

Return flights