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

Return flights

15 Apr - 27 Apr	Delta
22 Apr - 26 Apr	Delta
15 Apr - 20 Apr	Delta
01 Apr - 08 Apr	Air France
07 Apr - 14 Apr	Air France
09 Apr - 16 Apr	Air France
13 Apr - 20 Apr	Air France
06 Apr - 13 Apr	Air France
08 Apr - 15 Apr	Air France
10 Apr - 17 Apr	Air France
27 Apr - 04 May	Air France
29 Apr - 06 May	KLM
26 Apr - 03 May	KLM
28 Apr - 05 May	KLM
26 Apr - 30 May	KLM
30 Apr - 07 May	Azores Airlines
25 Apr - 02 May	KLM
27 Apr - 04 May	Air Canada	direct
29 Apr - 06 May	Air Canada	direct
24 Apr - 15 May	KLM

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 565€

Return flights