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

Return flights

28 Jul - 13 Aug	Delta
28 Jul - 11 Aug	Delta
28 Jul - 18 Aug	Delta
28 Jul - 14 Aug	Delta
28 Jul - 17 Aug	Air Canada
29 Jul - 20 Aug	Air Canada
27 Jul - 20 Aug	Delta
27 Jul - 17 Aug	Air Canada
31 Jul - 29 Aug	Iberia
28 Jul - 04 Aug	British Airways
12 Jul - 25 Jul	Aeromexico	direct
12 Jul - 21 Jul	Aeromexico	direct
05 Jul - 21 Jul	Aeromexico	direct
05 Jul - 25 Jul	Aeromexico	direct
04 Jul - 11 Jul	Aeromexico	direct
08 Jul - 23 Jul	Aeromexico	direct
05 Jul - 19 Jul	Aeromexico	direct
08 Jul - 27 Jul	Aeromexico	direct
03 Jul - 12 Jul	Aeromexico	direct
02 Jul - 12 Jul	Aeromexico	direct

Also check the deals for one-way flights from Mexico City to Barcelona in July.

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 July from $768

Return flights