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

Return flights

05 May - 15 May	Viva
03 May - 10 May	British Airways
20 May - 02 Jun	Iberia
21 May - 25 May	Iberia
25 May - 04 Jun	Iberia
05 May - 12 May	Viva
01 May - 15 May	Iberia
10 May - 17 May	Iberia
13 May - 29 May	Iberia
16 May - 23 May	British Airways
28 May - 31 May	Iberia
18 May - 24 May	Flair Airlines
28 May - 07 Jun	KLM

Also check the deals for one-way flights from Mexico City to Dublin 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 Dublin in May from $767

Return flights