Cheapest return flights from Denver to Dublin in January from $353

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

Return flights

18 Jan - 07 Feb Icelandair
16 Jan - 07 Feb Icelandair
16 Jan - 18 Jan Icelandair
23 Jan - 30 Jan Iberia
15 Jan - 22 Jan Iberia
15 Jan - 05 Feb Iberia
11 Jan - 18 Jan Icelandair
15 Jan - 19 Jan British Airways
01 Jan - 21 Jan British Airways
09 Jan - 12 Jan British Airways
15 Jan - 18 Jan Air Canada
07 Jan - 14 Jan jetBlue
14 Jan - 21 Jan jetBlue
26 Jan - 02 Feb jetBlue
29 Jan - 05 Feb Aer Lingus

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

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