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

Return flights

12 Nov - 18 Nov	KLM
26 Nov - 05 Dec	British Airways
09 Nov - 16 Nov	Icelandair
14 Nov - 21 Nov	Icelandair
17 Nov - 24 Nov	Icelandair
07 Nov - 14 Nov	Icelandair
29 Nov - 06 Dec	Icelandair
27 Nov - 07 Dec	Icelandair
19 Nov - 26 Nov	Lufthansa
04 Nov - 11 Nov	United
24 Nov - 01 Dec	Icelandair
22 Nov - 29 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 308€

Return flights