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

Return flights

08 Mar - 21 Mar	Aer Lingus
08 Mar - 24 Mar	Aer Lingus
04 Mar - 18 Mar	Aer Lingus
08 Mar - 23 Mar	Aer Lingus
17 Mar - 31 Mar	Iberia
15 Mar - 23 Mar	British Airways
19 Mar - 31 Mar	Air Canada
02 Mar - 12 Mar	British Airways
03 Mar - 10 Mar	Aeromexico
26 Mar - 09 Apr	Air Canada
29 Mar - 09 Apr	Air Canada
03 Mar - 19 Mar	Aer Lingus

Also check the deals for one-way flights from Mexico City to Dublin 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 Dublin in March from $681

Return flights