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

Return flights

20 May - 27 May	Air Transat
19 May - 03 Jun	Air Transat
27 May - 02 Jun	Air Transat
27 May - 03 Jun	Air Transat
10 May - 24 May	Air Canada
11 May - 24 May	Air Canada
05 May - 11 May	Air Canada
06 May - 11 May	Air Canada
07 May - 11 May	Air Canada
08 May - 11 May	Air Canada
09 May - 23 May	Air Canada
02 May - 09 May	Air Canada
09 May - 16 May	Air Canada
14 May - 08 Jun	Air Transat
19 May - 15 Jun	Air Transat
29 May - 14 Jun	Air Transat
29 May - 11 Jun	British Airways
31 May - 12 Jun	Air France
31 May - 14 Jun	Royal Air Maroc
31 May - 13 Jun	Air France

Also check the deals for one-way flights from Barcelona to Cancun 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 Barcelona to Cancun in May from $621

Return flights