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Cheap flights from Dublin to Denver

Compare Dublin to Denver flight deals

Find the cheapest month or even day of the year to fly to Denver

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Flight deals from Dublin to Denver

Looking for a cheap last-minute deal or the best return flight from Dublin to Denver? Find the lowest prices on one-way and return tickets right here.
Denver.P22,799 per passenger.Departing Fri, 3 Apr, returning Mon, 13 Apr.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Fri, 3 Apr, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Mon, 13 Apr, arriving in Dublin.Price includes taxes and charges.From P22,799, select.
Denver.P22,811 per passenger.Departing Mon, 4 May, returning Mon, 11 May.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Mon, 4 May, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Mon, 11 May, arriving in Dublin.Price includes taxes and charges.From P22,811, select.
Denver.P23,038 per passenger.Departing Wed, 27 May, returning Thu, 4 Jun.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Wed, 27 May, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Thu, 4 Jun, arriving in Dublin.Price includes taxes and charges.From P23,038, select.
Denver.P23,263 per passenger.Departing Fri, 24 Apr, returning Wed, 6 May.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Fri, 24 Apr, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Wed, 6 May, arriving in Dublin.Price includes taxes and charges.From P23,263, select.
Denver.P23,266 per passenger.Departing Fri, 1 May, returning Wed, 1 Jul.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Fri, 1 May, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Wed, 1 Jul, arriving in Dublin.Price includes taxes and charges.From P23,266, select.
Denver.P23,266 per passenger.Departing Thu, 30 Apr, returning Tue, 30 Jun.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Dublin on Thu, 30 Apr, arriving in Denver International.Inbound indirect flight with Finnair, departs from Denver International on Tue, 30 Jun, arriving in Dublin.Price includes taxes and charges.From P23,266, select.
Denver.P25,991 per passenger.Departing Sat, 14 Nov, returning Mon, 23 Nov.Return flight with Iberia and British Airways.Outbound indirect flight with Iberia, departs from Dublin on Sat, 14 Nov, arriving in Denver International.Inbound indirect flight with British Airways, departs from Denver International on Mon, 23 Nov, arriving in Dublin.Price includes taxes and charges.From P25,991, select.
Denver.P26,683 per passenger.Departing Wed, 28 Oct, returning Mon, 2 Nov.Return flight with Iberia and British Airways.Outbound indirect flight with Iberia, departs from Dublin on Wed, 28 Oct, arriving in Denver International.Inbound indirect flight with British Airways, departs from Denver International on Mon, 2 Nov, arriving in Dublin.Price includes taxes and charges.From P26,683, select.

Find the cheapest month to fly from Dublin to Denver

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Denver flights are currently cheapest in April.
Feb
from P44,092
Mar
from P31,258
Apr
from P22,799
May
from P22,811
Jun
from P26,813
Jul
from P54,431
Aug
from P54,807
Sep
from P27,814
Oct
from P26,955
Nov
from P25,991
Dec
from P49,817
Jan
from P36,043

Direct flights from Dublin to Denver

Alternative Dublin to Denver routes

Looking for the cheapest, fastest or easiest route from Dublin to Denver? You could fly into the following airports instead.

Denver Arapahoe Co

1km from central Denver
Closest
Search flights

Broomfield

23km from central Denver
Search flights

Denver International

30km from central Denver
Cheapest
from P22,799
Search flights

Northern Colorado Regional

79km from central Denver
Search flights

Dublin to Denver: Flight information

The things to know before you go.
Cheapest flight foundP22,799
Cheapest month to flyApril
Average flight time9 hrs, 45 mins
Most popular airlineAer Lingus
Average flights per week44

Finding cheap flights from Dublin to Denver: Frequently asked questions

There are 4 airports in Denver: Denver Arapahoe Co, Broomfield, Denver International, and Northern Colorado Regional.
The best price we found for a return flight from Dublin to Denver is P22,799. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
9 hours and 45 minutes is the average flight time from Dublin to Denver.
Aer Lingus, British Airways and American Airlines fly direct from Dublin to Denver.
As of February 2026, there are 22 flights per week flying from Dublin to Denver.
The cheapest month to fly from Dublin to Denver is usually April.
If you're flying from Dublin Airport, the cheapest airport near Denver is Denver International – which is 29.9 km away from the centre of Denver. We've found flights into this airport from P22,799.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Denver on Friday, 3 April 2026.
Yes – the average flight time is 9 hours and 45 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 0°C. July is typically the warmest month in Denver, when it usually averages around 31°C. You can expect the least rain in January. The coldest month is December, with temperatures averaging -6°C. The rainiest month is July.
Currently, Finnair and Aer Lingus offer the cheapest flight tickets to Denver.

Travelling from Dublin Airport (DUB) to Denver: what you need to know

  • Expect to be travelling for 8 hours 45 minutes. That's the average time for a direct flight from Dublin Airport to Denver.

  • Dublin Airport is located in Dublin. Based in the UTC-6 timezone, Denver is six hours behind Dublin.

  • The busiest route is from Dublin Airport (DUB) to Denver International Airport (DEN). Choose from three weekly services between these two airports. If you'd like to head off as soon as possible, the earliest flight from DUB to DEN is the 15:25 Aer Lingus service. If you prefer travelling later, the last departure is at 15:25 with Aer Lingus.

  • To avoid missing your DUB to Denver flight, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • Heading away during a peak period like a bank holiday? Expect longer queues at check-in and security. To give yourself peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

  • Begin your trip at DUB and fly nonstop to Denver International Airport (DEN). That's where you can expect to touch down when searching for Dublin Airport to Denver tickets.

  • Aer Lingus is a well-known carrier that operates direct flights from Dublin Airport to Denver.

  • Stopovers are the perfect opportunity to take a break from travelling and perhaps even tick off a new city. When browsing for plane tickets from DUB to Denver, uncheck the 'Direct flights only' box to see where you can stop along the way. Here are some popular options to consider:

    • O'Hare International Airport (ORD)

    • Minneapolis-St. Paul International Airport (MSP)

    • Calgary International Airport (YYC)

  • Located around 8 kilometres from the centre of Dublin, DUB can be reached in about 30 minutes by car (depending on traffic). The journey on public transport will take roughly 2 hours 10 minutes.

  • Searching for a hotel close to DUB? If you're catching an early flight from Dublin Airport to Denver, these accommodation options will put you moments from your departure lounge:

  • When it comes to the on-time performance of Dublin Airport, 72.87% of flights complete their journey on time.

How to find the cheapest flights from Dublin Airport (DUB) to Denver

  • The lowest price we've found for a one-way Dublin Airport to Denver flight is P20,879. The cheapest price for a return flight is P22,799. Remember fares can change due to availability at the time of booking.

  • Get cheap flights from DUB to Denver by booking two months ahead. Based on our research, that's the sweet spot for landing a bargain.

  • June is the best month for nabbing an incredible deal on Dublin Airport to Denver tickets. If you're looking to travel at a different time of year, the 'Whole month' tool will show you the lowest prices for each month.

  • Save time searching for cheap flights from DUB to Denver by creating a Price Alert. You'll receive an email or notification on the app when a new discounted fare appears.

  • Select your ideal departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Dublin Airport to Denver by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Denver

Denver International Airport (DEN)

  • The distance from Denver International Airport (DEN) to central Denver is roughly 40 kilometres. It'll take you around 35 minutes to get to the centre driving.

  • Getting there on public transport takes about 1 hour 30 minutes.

  • Get off your flight from Dublin Airport to Denver and be in your hotel bed shortly after. If you're searching for a convenient option just a short drive from DEN, check out Baymont by Wyndham Denver International Airport.

  • Grab a Denver International Airport rental car and explore Denver and beyond with your own set of wheels. Routes Car Rentals, Dollar and Budget are top outlets to choose from here.

  • Lock in the best deal by reserving your vehicle from Denver International Airport about one week in advance of your flight from DUB to Denver.

  • DEN is located at 8500 Pena Boulevard.

Best time to go to Denver

  • Carefully consider your dates before locking in your flight from Dublin Airport to Denver. The city buzzes in high season, but prices are often higher and major attractions can be crowded. Visit Denver in the low season if you want a quieter vibe.

  • Before booking a Dublin Airport to Denver plane ticket, think about the kind of weather you prefer. July is the warmest month in Denver, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • January sees average temperatures of between -9ºC (16ºF) and 7ºC (45ºF). Look for a cheap ticket from DUB to Denver around that time if you like cooler conditions.

More about Denver

Explore more of United States

  • Colorado Springs is just one of the many cities in United States waiting to be explored after you've seen Denver. Around 105 kilometres away to the south, well-known attractions include US Northern Command (USNORTHCOM) / North American Aerospace Defence Command (NORAD) Headquarters, Cheyenne Mountain Air Force Station and National Strength and Conditioning Association (NSCA).

  • Pueblo is another favourite destination in United States and is around 161 kilometres south of Denver. No journey is complete without experiencing Pueblo Weisbrod Aircraft Museum, Rosemount Museum and Pueblo Zoo.

Plan the rest of your trip from Dublin to Denver

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.