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Denver (DEN) to Dublin (DUB) flight prices

A quick snapshot of Denver (DEN) to Dublin (DUB) fares — lowest and typical prices plus the cheapest months and weekdays to fly, the airlines on the route and the usual duration for travel from United States to Ireland.

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510 USD

Range observed: 480–540 USD

Estimated median price for a one-way ticket

Departure date (median): May 17, 2026
Based on OTA logs: Sep 17, 2025

Select dates & search exact price
Price graph and price trends for Denver International-Dublin Airport
Weekly price trend
Today
Jan
Feb
Mar
Apr
May
Jun
Jul
Week
10
14
18
22
26
USD 270–310
USD 311–351
USD 352–393
USD 394–434
USD 435–476
Monthly price summary
January
FebruaryBest price
March
April
May
JuneMost expensive
July

Ticket prices for Denver to Dublin (January 2026 - July 2026) are shown here with weekly or monthly averages to indicate cheaper and more expensive periods.

Source: Flightprices.com & Kayak.com
Forecast updated: September 17, 2025.
Flight information
DEN → DUB
Flight frequency
6 flights/week
Type
Direct flight
Duration
8 hours 45 minutes
Airlines with non-stop flights on this route:
Aer Lingus logo Aer Lingus
FAQ – Denver (DEN) → Dublin (DUB)

No dedicated low-cost airlines fly directly between Denver and Dublin. Instead, full-service carriers such as Aer Lingus operate this route.

Based on recent price logs, the cheapest month(s) is April 2026. Use the monthly view above to spot the dip weeks.

From our previous flight searches the average price is around 510 (USD).

Based on price logs for the next 12 months, the cheapest day(s) to depart is Tuesday. Compare weekdays in the fare calendar to target these departures.

Usually yes, but not always. Check both options — you can easily switch between them in our widget.

For domestic routes like DEN-DUB, good deals often appear a few weeks out. Watch for sales and avoid peak dates.
DEN–DUB
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