Cheapest return flights from Denver to Dublin in January from 380€

AirHint found the following cheapest return flights from Denver (DEN) to Dublin (DUB) in January 2026 (see full year).

Return flights

21 Jan - 29 Jan Brussels Airlines
21 Jan - 25 Jan Icelandair
14 Jan - 22 Jan Icelandair
25 Jan - 01 Feb Icelandair
11 Jan - 18 Jan Icelandair
16 Jan - 18 Feb United
15 Jan - 22 Jan United
08 Jan - 14 Jan Lufthansa
21 Jan - 28 Jan Aer Lingus
27 Jan - 03 Feb Aer Lingus
31 Jan - 02 Feb Lufthansa
31 Jan - 07 Feb Aer Lingus
17 Jan - 24 Jan jetBlue
19 Jan - 26 Jan Aer Lingus
09 Jan - 16 Jan jetBlue

Also check the deals for one-way flights from Denver to Dublin in January.

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