AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to Dublin (DUB) in January 2026 (see full year).

Return flights

12 Jan - 07 Feb	Frontier Airlines
07 Jan - 31 Jan	Frontier Airlines
06 Jan - 31 Jan	Frontier Airlines
13 Jan - 16 Jan	Frontier Airlines
14 Jan - 21 Jan	Aer Lingus
20 Jan - 27 Jan	Aer Lingus
23 Jan - 30 Jan	Aer Lingus
26 Jan - 02 Feb	Aer Lingus
29 Jan - 05 Feb	Aer Lingus
05 Jan - 12 Jan	Aer Lingus
11 Jan - 18 Jan	Aer Lingus
17 Jan - 24 Jan	Aer Lingus
08 Jan - 15 Jan	Aer Lingus

Also check the deals for one-way flights from Dallas-Fort Worth to Dublin in January.

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 Dallas-Fort Worth to Dublin in January from 430€

Return flights