AirHint found the following cheapest return flights from Denver (DEN) to Dublin (DUB) in November 2025 (see full year).

Return flights

07 Nov - 16 Nov	Icelandair
12 Nov - 18 Nov	Icelandair
17 Nov - 21 Nov	Icelandair
10 Nov - 17 Nov	Icelandair
15 Nov - 22 Nov	Icelandair
19 Nov - 24 Nov	Lufthansa
06 Nov - 13 Nov	Air Canada
05 Nov - 08 Nov	British Airways
25 Nov - 02 Dec	United
21 Nov - 30 Nov	Air Canada

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

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 Denver to Dublin in November from $355

Return flights