AirHint found the following cheapest one-way flights from Denver (DEN) to Dublin (DUB) in May 2026 (see full year).
One-Way flights
| 10 May | Icelandair | ||
| 03 May | Icelandair | ||
| 03 May | Aer Lingus | direct | |
| 10 May | Aer Lingus | direct | |
| 29 May | WestJet | ||
| 25 May | WestJet | ||
| 27 May | United | ||
| 29 May | Aer Lingus | direct | |
| 25 May | Aer Lingus | direct |
Also check the deals for return flights from Denver to Dublin in May.
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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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