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

Return flights

27 Apr - 06 May	Air Transat
15 Apr - 22 Apr	Air Transat
20 Apr - 27 Apr	Air Transat
27 Apr - 04 May	Air Transat
29 Apr - 06 May	Air Transat
06 Apr - 13 Apr	Air Transat
14 Apr - 21 Apr	British Airways
13 Apr - 20 Apr	Air Transat
22 Apr - 29 Apr	Air Transat
07 Apr - 14 Apr	Delta
08 Apr - 15 Apr	Air France
10 Apr - 17 Apr	Air France
12 Apr - 19 Apr	Air France
28 Apr - 05 May	Air France
24 Apr - 01 May	Air Transat
22 Apr - 01 May	Air Transat
30 Apr - 11 May	KLM
29 Apr - 11 May	British Airways
29 Apr - 10 May	British Airways
26 Apr - 03 May	British Airways

Also check the deals for one-way flights from Montreal to Barcelona 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 Barcelona in April from 421€

Return flights