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

Return flights

13 May - 20 May	TAP
06 May - 13 May	TAP
04 May - 11 May	Air Transat
05 May - 12 May	Air Transat
11 May - 18 May	TAP
08 May - 15 May	Air Transat
20 May - 27 May	Air France
29 May - 05 Jun	Air France
01 May - 08 May	Air Transat
09 May - 23 May	Air France
28 May - 08 Jun	Air France
12 May - 22 May	Air France
26 May - 02 Jun	Air France
26 May - 04 Jun	Air Transat	direct
30 May - 06 Jun	Air Transat	direct
20 May - 13 Jun	Air France
30 May - 13 Jun	Air France
13 May - 06 Jun	Air Transat	direct
26 May - 20 Jun	Air Transat	direct
12 May - 06 Jun	Air Transat	direct

Also check the deals for one-way flights from Montreal to Barcelona in May.

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Cheapest return flights from Montreal to Barcelona in May from 417€

Return flights