Skyscanner
  • Help
FlightsHotelsCar Hire

Cheap Flights from Dublin (DUB) to Denver International (DEN)

Travellers and cabin class
  1. Home
  2. Ireland
  3. Dublin
  4. Denver International

Compare Dublin to Denver International flight deals

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

Book the best Denver International fare with no extra fees

TrustScore 4.4 out of 5 4.4 out of 5 based on 19,764 reviews Trustpilot
Flight dealsCheapest monthFind the best routeRoute infoFAQsTips and advice

Flight deals from Dublin to Denver International

Looking for a cheap last-minute deal or the best return flight from Dublin to Denver International? Find the lowest prices on one-way and return tickets right here.
Denver.£409 per passenger.Departing Sat, 13 Sep, returning Sat, 27 Sep.Return flight with jetBlue.Outbound indirect flight with jetBlue, departs from Dublin on Sat, 13 Sep, arriving in Denver International.Inbound indirect flight with jetBlue, departs from Denver International on Sat, 27 Sep, arriving in Dublin.Price includes taxes and charges.From £409, select.
Sat, 13 SepDUB - DEN with jetBlue
1 stop
Sat, 27 SepDEN - DUB with jetBlue
1 stop
from £409
Denver.£412 per passenger.Departing Mon, 6 Oct, returning Mon, 20 Oct.Return flight with jetBlue.Outbound indirect flight with jetBlue, departs from Dublin on Mon, 6 Oct, arriving in Denver International.Inbound indirect flight with jetBlue, departs from Denver International on Mon, 20 Oct, arriving in Dublin.Price includes taxes and charges.From £412, select.
Mon, 6 OctDUB - DEN with jetBlue
1 stop
Mon, 20 OctDEN - DUB with jetBlue
1 stop
from £412
Denver.£414 per passenger.Departing Wed, 24 Sep, returning Thu, 2 Oct.Return flight with jetBlue.Outbound indirect flight with jetBlue, departs from Dublin on Wed, 24 Sep, arriving in Denver International.Inbound indirect flight with jetBlue, departs from Denver International on Thu, 2 Oct, arriving in Dublin.Price includes taxes and charges.From £414, select.
Wed, 24 SepDUB - DEN with jetBlue
1 stop
Thu, 2 OctDEN - DUB with jetBlue
1 stop
from £414
Denver.£415 per passenger.Departing Sun, 16 Nov, returning Thu, 27 Nov.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Dublin on Sun, 16 Nov, arriving in Denver International.Inbound indirect flight with Scandinavian Airlines, departs from Denver International on Thu, 27 Nov, arriving in Dublin.Price includes taxes and charges.From £415, select.
Sun, 16 NovDUB - DEN with Scandinavian Airlines
1 stop
Thu, 27 NovDEN - DUB with Scandinavian Airlines
1 stop
from £415
Denver.£417 per passenger.Departing Wed, 29 Oct, returning Wed, 5 Nov.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Dublin on Wed, 29 Oct, arriving in Denver International.Inbound indirect flight with Scandinavian Airlines, departs from Denver International on Wed, 5 Nov, arriving in Dublin.Price includes taxes and charges.From £417, select.
Wed, 29 OctDUB - DEN with Scandinavian Airlines
1 stop
Wed, 5 NovDEN - DUB with Scandinavian Airlines
1 stop
from £417
Denver.£420 per passenger.Departing Sun, 24 Aug, returning Wed, 10 Sep.Return flight with Scandinavian Airlines.Outbound indirect flight with Scandinavian Airlines, departs from Dublin on Sun, 24 Aug, arriving in Denver International.Inbound indirect flight with Scandinavian Airlines, departs from Denver International on Wed, 10 Sep, arriving in Dublin.Price includes taxes and charges.From £420, select.
Sun, 24 AugDUB - DEN with Scandinavian Airlines
1 stop
Wed, 10 SepDEN - DUB with Scandinavian Airlines
1 stop
from £420
Denver.£436 per passenger.Departing Mon, 19 May, returning Sat, 31 May.Return flight with jetBlue.Outbound indirect flight with jetBlue, departs from Dublin on Mon, 19 May, arriving in Denver International.Inbound indirect flight with jetBlue, departs from Denver International on Sat, 31 May, arriving in Dublin.Price includes taxes and charges.From £436, select.
Mon, 19 MayDUB - DEN with jetBlue
1 stop
Sat, 31 MayDEN - DUB with jetBlue
1 stop
from £436
Denver.£440 per passenger.Departing Thu, 19 Jun, returning Thu, 28 Aug.Return flight with jetBlue.Outbound indirect flight with jetBlue, departs from Dublin on Thu, 19 Jun, arriving in Denver International.Inbound indirect flight with jetBlue, departs from Denver International on Thu, 28 Aug, arriving in Dublin.Price includes taxes and charges.From £440, select.
Thu, 19 JunDUB - DEN with jetBlue
1 stop
Thu, 28 AugDEN - DUB with jetBlue
1 stop
from £440
How did we find these deals? The deals you see here are the lowest prices for flight tickets from Dublin to Denver International found in the last 4 days, and are subject to change and availability.

Find the cheapest month to fly from Dublin to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to Denver International flights are currently cheapest in September.
May
from £436
Jun
from £441
Jul
from £486
Aug
from £523
Sep
from £409
Oct
from £412
Nov
from £415
Dec
from £517
Jan
from £512
Feb
from £496
Mar
from £495
Apr
from £498

Direct flights from Dublin to Denver International

Dublin to Denver International: Alternative routes

Compare routes from Dublin to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

Dublin to Denver: Flight information

The things to know before you go.
Cheapest flight found£409
Cheapest month to flySeptember
Average flight time9 hrs, 32 mins
Most popular airlineAer Lingus
Average flights per week13

Finding cheap flights from Dublin to Denver International: Frequently asked questions

The best price we found for a return flight from Dublin to Denver International is £409. 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 32 minutes is the average flight time from Dublin to Denver International.
Aer Lingus and American Airlines fly direct from Dublin to Denver International.
As of May 2025, there are 13 flights per week flying from Dublin to Denver International.
The cheapest month to fly from Dublin to Denver International is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to Denver International Airport on Saturday, 13 September 2025.
Yes – the average flight time is 9 hours and 32 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 International 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.
Currently, jetBlue and Aer Lingus offer the cheapest flight tickets to Denver International.

Flying from Dublin Airport (DUB) to Denver International Airport (DEN): what you need to know

  • The average length of a direct flight from Dublin Airport to Denver International Airport is 9 hours 45 minutes.

  • The timezone in Denver is UTC-6, which is six hours behind Dublin.

  • Arrive at the airport on time so you don't miss your DUB to DEN flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • You can expect bigger queues during popular months such as August. Arriving up to four hours in advance for an international flight and two hours for domestic departures is a smart move.

  • Aer Lingus offers direct flights from Dublin Airport to Denver International Airport. Book with this popular carrier, then get ready to check out the sights in Denver — and maybe even more of United States if your schedule allows.

  • The airline that serves the most passengers on this route is Aer Lingus.

  • We make it simple to book a flight with a stopover. To see your options for tickets from Dublin Airport to Denver International Airport, uncheck 'Direct flights only.' Then, choose a flight with a stop long enough to visit your chosen city. Worthwhile stopovers between DUB and DEN include:

    • Minneapolis-St. Paul International Airport

    • Calgary International Airport

    • O'Hare International Airport

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

  • £262 is currently the lowest price for a one-way Dublin Airport to Denver International Airport flight. A return flight starts at £409. These fares can change depending on availability.

  • Book seven months before you travel. After crunching the numbers on our calendar, this is how far you should book ahead to secure cheap tickets from DUB to DEN.

  • June is the cheapest month for flights from Dublin Airport to Denver International Airport. If you need to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for every month.

  • Finding cheap flights from DUB to DEN is a piece of cake with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch when a new discounted fare appears.

  • Tailor your trip with filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Dublin Airport to Denver International Airport.

Handy information about Dublin Airport (DUB)

  • Of all flights leaving Dublin Airport, 72.87% arrive as scheduled at their destination.

  • To get to Dublin Airport from central Dublin, it'll take about 30 minutes if you're going by car. Of course, this depends on traffic conditions. It's approximately 13 miles from the airport to the city centre.

  • The journey when using public transport usually takes 2 hours 10 minutes.

  • Looking for a convenient hotel near DUB? If you've booked an early flight from Dublin Airport to Denver International Airport, these stays will put you moments from your departure lounge:

    • Crowne Plaza Dublin Airport

    • Metro Hotel Dublin Airport

    • DCU Rooms Glasnevin - Campus Accommodation

Arriving at Denver International Airport (DEN)

  • After your Dublin Airport to Denver International Airport flight has landed, relax at a nearby hotel. Baymont by Wyndham Denver International Airport is a comfy option that's not too far from DEN.

  • Travel at your own pace with a Denver International Airport rental car. Pick up your wheels from Routes Car Rentals, Dollar or Budget and chase adventure across Denver and beyond.

  • Reserving your ride from Denver International Airport around one week ahead can help you get the lowest rate.

Getting from Denver International Airport (DEN) to central Denver

  • The address for DEN is 8500 Pena Boulevard.

  • Denver International Airport is roughly 25 miles from the centre of Denver. The drive time takes around 35 minutes.

  • Getting there by public transport takes around 1 hour 30 minutes.

When to fly to Denver International Airport (DEN)

  • July is the busiest month for flights from Dublin Airport to Denver International Airport. For smaller crowds, go to Denver in April.

  • Lock in your flight from Dublin Airport to Denver International Airport for July if you'd like to visit Denver during its warmest month. You can expect temperatures of between 14ºC (57ºF) and 32ºC (90ºF).

  • If you'd rather travel in cooler conditions, look for a cheap ticket from DUB to DEN in January. Temperatures average between -9ºC (16ºF) and 7ºC (45ºF) then.

Explore more of United States

  • Colorado Springs is just one of the many cities in United States waiting to be discovered after you've seen Denver. Around 65 miles away to the south, popular 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).

  • Aurora is another sought-after destination in United States and is around 8 miles east of Denver. No trip is complete without seeing Magellan's Travel Solutions and Gear, The Fairways at Lowry and Retired Enlisted Association Inc.

More travel options

Cheap hotels in London
Orlando International Airport car hire
Book hotels in New York
Best car hire in United States
Cheap return tickets from Edinburgh to United States
Hotels deals in Page
Cheap flights from London to Mexico
Cheap return flights from London to Canada
Flights from London to United States
Return flights from London Heathrow to United States
Cheap hotels deals in Las Vegas
Plane tickets from London Gatwick to United States
Return plane tickets from London Heathrow to Calgary
Tickets from Belfast to Florida
Return tickets from London to Calgary
Cheap hotels in London
Orlando International Airport car hire
Book hotels in New York
Best car hire in United States
Cheap return tickets from Edinburgh to United States
Hotels deals in Page
Cheap flights from London to Mexico
Cheap return flights from London to Canada
Flights from London to United States
Return flights from London Heathrow to United States
Cheap hotels deals in Las Vegas
Plane tickets from London Gatwick to United States
Return plane tickets from London Heathrow to Calgary
Tickets from Belfast to Florida
Return tickets from London to Calgary
Cheap hotels in London
Orlando International Airport car hire
Book hotels in New York
Best car hire in United States
Cheap return tickets from Edinburgh to United States
Hotels deals in Page
Cheap flights from London to Mexico
Cheap return flights from London to Canada
Flights from London to United States
Return flights from London Heathrow to United States
Cheap hotels deals in Las Vegas
Plane tickets from London Gatwick to United States
Return plane tickets from London Heathrow to Calgary
Tickets from Belfast to Florida
Return tickets from London to Calgary
Cheap hotels in London
Orlando International Airport car hire
Book hotels in New York
Best car hire in United States
Cheap return tickets from Edinburgh to United States
Hotels deals in Page
Cheap flights from London to Mexico
Cheap return flights from London to Canada
Flights from London to United States
Return flights from London Heathrow to United States
Cheap hotels deals in Las Vegas
Plane tickets from London Gatwick to United States
Return plane tickets from London Heathrow to Calgary
Tickets from Belfast to Florida
Return tickets from London to Calgary
Car hire in United States
Denver International Airport car hire
Plane tickets to Colorado
Cheap flights from Ireland
Plane tickets to Denver International
Cheap flights from Ireland to United States
Return tickets from County Dublin
Cheap return tickets from Dublin to Colorado
Return plane tickets from Dublin
Return flights to United States
Cheap last minute flights
Cheap flights from Dublin to United States
Autograph hotels in Denver
Renaissance Denver hotel deals
Marriott Denver hotel deals
AC hotels in Denver
Hotels by TownePlace Suites in Denver
Cheap hotels in Denver
Courtyard hotels in Denver
Hotels by Embassy Suites in Denver
Hotels by Quality in Denver
Fairfield Inn & Suites hotels in Denver
Hotels by SpringHill Suites in Denver
Cheap flights from London to Lisbon
Flights from London to Phuket
Cheap flights from London to Barcelona
Return tickets from London to Istanbul
Tickets from Manchester to Islamabad
Cheap return tickets from Manchester to Barcelona
Tickets from London to Bali (Denpasar)
Flights from London to Budapest
Tickets from London to Malaga
Cheap return tickets from Manchester to Dublin
Flights from London to Amsterdam Schiphol
Return plane tickets from London to Luqa Malta International
Cheap flights from London to Marrakech Menara
Cheap return tickets from London to Milan
Cheap flights from London to Athens International
Cheap return flights from London to Edinburgh
Cheap tickets from London to Faro
Return tickets from London to Dubai
Return plane tickets from London to Geneva
Plane tickets from London to Alicante
Flights from London to Seville
Return plane tickets from London to Mumbai
Return tickets from Manchester to Alicante
Return tickets from London to Bangkok
Return tickets from London to Dubai
Cheap return flights from London to Rome
Cheap return tickets from London to Paris
Cheap return flights from London to New York
Cheap return tickets from Manchester to Palma - Majorca
Cheap return flights from London to Tokyo

Plan the rest of your trip from Dublin to Denver

  • Car hire in Denver
  • Hotels in Denver

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

Get our app
HelpPrivacy SettingsLog in
Cookie policyPrivacy policyTerms of serviceCompany Details
  • Domestic flights
  • Cities
    • Sydney
    • New York
    • Amsterdam
    • London
    • Dublin
    • Dubai
    • Bangkok
  • Last-minute deals
  • Airports
  • Countries / Regions
    • Canada
    • India
    • United States
  • Airlines
  • Flights
  • Hotels
  • Car hire
  • App
  • Travel trends
  • Sitemap
  • Holiday destinations
  • About us
  • Why Skyscanner?
  • Media
  • Our people
  • Accessibility
  • Sustainability
  • Jobs
  • Travel features & news
  • Legal notices
  • Modern slavery
  • Privacy, Trust and Online Safety Centre
  • How Skyscanner Works
  • Work with us
  • Advertise with us
  • Travel Insight
  • Affiliates
  • Travel APIs
  • Flights
    • Amsterdam Schiphol
    • London
    • Dublin
    • Paris
    • Barcelona
    • Palma - Majorca
    • Berlin Brandenburg
    • Belfast
    • Alicante
  • Hotels
    • Amsterdam
    • London
    • Dublin
    • Paris
    • Barcelona
    • Palma
    • Berlin
    • Belfast
    • Alicante
  • Car hire
    • Amsterdam
    • London
    • Dublin
    • Paris
    • Barcelona
    • Palma
    • Berlin
    • Belfast
    • Alicante
© Skyscanner Ltd 2002 – 2025

International Sites

  • Cheap flights
  • Australia - Cheap flights
  • 中国 - 机票
  • Flybilletter
  • Suomi - lennot
  • France - vols
  • Deutschland - Flüge
  • India - Flight tickets
  • Ireland - flights
  • Italia - voli
  • 日本 - 航空券
  • México - vuelos
  • Vliegtickets
  • Billige flybilletter
  • Polska – tanie loty
  • Россия - авиабилеты
  • España - vuelos
  • Sverige - flyg
  • Schweiz - Flüge
  • Türkiye - uçak biletleri
  • United Arab Emirates - flights
  • USA - flights

We value your privacy

To personalise your experience we collect information on how you use Skyscanner, which includes personal data such as your IP address. This is to provide an improved experience, store and/or access information on a device, personalised advertising, advertising measurement, audience research and services development. Read our Cookie Policy.

We and our 142 partners may rely on legitimate interest for certain purposes rather than consent. Accept all cookies by choosing 'Accept all' or only allow essential cookies by selecting 'Accept essential only’. Go to ‘Manage settings’ to update preferences.

Manage preferences or withdraw consent at any time on Privacy Settings.

Manage settings