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

Return flights

04 Mar - 11 Mar	Air Transat
05 Mar - 12 Mar	British Airways
09 Mar - 16 Mar	British Airways
10 Mar - 17 Mar	British Airways
26 Mar - 02 Apr	Air France
11 Mar - 18 Mar	Air France
16 Mar - 23 Mar	Air France
20 Mar - 27 Mar	Air France
23 Mar - 30 Mar	Air France
24 Mar - 31 Mar	Air France
18 Mar - 25 Mar	Air France
30 Mar - 06 Apr	Air Transat
21 Mar - 04 Apr	Air France
28 Mar - 07 Apr	Air France
25 Mar - 01 Apr	Air France
28 Mar - 04 Apr	Air France
31 Mar - 07 Apr	Air France
25 Mar - 06 Apr	Air Transat
28 Mar - 13 Apr	British Airways
03 Mar - 08 Apr	Air France

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

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 March from $458

Return flights