Cheapest return flights from Denver to Dublin in March from $380

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

Return flights

03 Mar - 11 Mar Icelandair
03 Mar - 10 Mar Iberia
01 Mar - 09 Mar British Airways
10 Mar - 16 Mar Icelandair
05 Mar - 12 Mar Icelandair
05 Mar - 13 Mar Icelandair
24 Mar - 01 Apr Icelandair
08 Mar - 16 Mar British Airways
09 Mar - 17 Mar British Airways
10 Mar - 18 Mar United
11 Mar - 25 Mar American Airlines
30 Mar - 07 Apr United
31 Mar - 08 Apr United
25 Mar - 02 Apr Lufthansa
17 Mar - 11 Apr Iberia
18 Mar - 11 Apr United
29 Mar - 06 Apr Air Canada
21 Mar - 11 Apr Air Canada
26 Mar - 03 Apr Air France
19 Mar - 11 Apr Iberia

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

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