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

Return flights

09 Mar - 16 Mar	TAP
04 Mar - 11 Mar	TAP
25 Mar - 30 Mar	TAP
16 Mar - 23 Mar	TAP
25 Mar - 31 Mar	FrenchBee
30 Mar - 18 Apr	Air Canada
29 Mar - 21 Apr	Lufthansa
26 Mar - 08 Apr	Delta
10 Mar - 19 Mar	British Airways
10 Mar - 17 Mar	British Airways
20 Mar - 14 Apr	FrenchBee
26 Mar - 02 Apr	Air France
31 Mar - 07 Apr	British Airways
28 Mar - 05 Apr	Air France
28 Mar - 20 Apr	Air France
30 Mar - 07 Apr	Air France
28 Mar - 09 Apr	Air France
23 Mar - 31 Mar	Air France
24 Mar - 31 Mar	Air France
19 Mar - 23 Mar	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 397€

Return flights