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

Return flights

11 Mar - 18 Mar	Air Canada
11 Mar - 17 Mar	Air Canada
02 Mar - 10 Mar	British Airways
02 Mar - 13 Mar	British Airways
01 Mar - 14 Mar	British Airways
31 Mar - 17 Apr	Iberia
29 Mar - 09 Apr	Iberia
01 Mar - 16 Mar	British Airways
11 Mar - 27 Mar	Air Canada
31 Mar - 07 Apr	Iberia
07 Mar - 21 Mar	British Airways
09 Mar - 16 Mar	United
06 Mar - 15 Mar	Lufthansa
30 Mar - 14 Apr	Iberia
26 Mar - 14 Apr	Iberia
30 Mar - 07 Apr	Iberia
29 Mar - 11 Apr	Air Canada
29 Mar - 13 Apr	Air France
29 Mar - 06 Apr	Air Canada
26 Mar - 09 Apr	Air Canada

Also check the deals for one-way flights from Mexico City 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 Mexico City to Barcelona in March from 593€

Return flights