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

Return flights

10 Mar - 17 Mar	Aer Lingus
09 Mar - 23 Mar	Air France
04 Mar - 18 Mar	Aer Lingus
02 Mar - 13 Mar	Aer Lingus
02 Mar - 14 Mar	Aer Lingus
03 Mar - 10 Mar	Aer Lingus
02 Mar - 09 Mar	Aer Lingus
05 Mar - 12 Mar	Aer Lingus
04 Mar - 23 Mar	Aer Lingus
13 Mar - 23 Mar	Aer Lingus
03 Mar - 07 Apr	Delta
22 Mar - 01 Apr	British Airways
09 Mar - 09 Apr	British Airways
24 Mar - 25 Apr	Volaris
30 Mar - 06 Apr	Delta
23 Mar - 06 Apr	Delta
29 Mar - 05 Apr	Iberia
31 Mar - 09 Apr	Air Canada
25 Mar - 04 Apr	Volaris
03 Mar - 03 Apr	Iberia

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 583€

Return flights