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

Return flights

06 May - 14 May	Iberia
09 May - 18 May	Air Canada
08 May - 15 May	Iberia
04 May - 11 May	Air Canada
18 May - 01 Jun	Air Canada
17 May - 29 May	Air Canada
15 May - 31 May	Air Canada
29 May - 13 Jun	Air France
29 May - 05 Jun	Air Canada
29 May - 12 Jun	Air France
18 May - 08 Jun	Air Canada
03 May - 08 Jun	Iberia
04 May - 09 Jun	Air France
02 May - 10 Jun	Air Canada
08 May - 08 Jun	Iberia
03 May - 24 May	Iberia
29 May - 08 Jun	Air Canada
03 May - 24 May	Emirates	direct
09 May - 18 May	Emirates	direct
15 May - 31 May	Emirates	direct

Also check the deals for one-way flights from Mexico City 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.

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Cheapest return flights from Mexico City to Barcelona in May from 681€

Return flights