Cheapest return flights from Denver to Dublin in February from $423

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

Return flights

10 Feb - 17 Feb Lufthansa
25 Feb - 06 Mar Lufthansa
19 Feb - 05 Mar Lufthansa
01 Feb - 10 Feb KLM
21 Feb - 03 Mar Air Canada
01 Feb - 07 Feb Air Canada
13 Feb - 19 Feb British Airways
02 Feb - 07 Feb Scandinavian Airlines
02 Feb - 06 Feb Frontier Airlines
04 Feb - 11 Feb jetBlue
24 Feb - 03 Mar Aer Lingus
01 Feb - 06 Feb Frontier Airlines
16 Feb - 23 Feb Icelandair
18 Feb - 25 Feb Icelandair
26 Feb - 05 Mar Icelandair
22 Feb - 01 Mar Aer Lingus

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

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