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

View AU$519 flight on Sun, 10 Aug. 2025Opens in a new window

Popular airlines from Denver International Airport (DEN) to Dublin Airport (DUB)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$556 Return, just found
AU$556
Return
just found
Select United flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$556 just found
Air Canada
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$578 Return, just found
AU$578
Return
just found
Select Air Canada flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$578 just found
Air Canada
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$588 Return, just found
AU$588
Return
just found
Select Air Canada flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$588 just found
United
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$607 Return, just found
AU$607
Return
just found
Select United flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$607 just found
United
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$617 Return, just found
AU$617
Return
just found
Select United flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$617 just found
Air Canada
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$719 Return, just found
AU$719
Return
just found
Select Air Canada flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$719 just found
Air Canada
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$730 Return, just found
AU$730
Return
just found
Select Air Canada flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$730 just found
Delta
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$865 Return, just found
AU$865
Return
just found
Select Delta flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$865 just found
American Airlines
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$905 Return, just found
AU$905
Return
just found
Select American Airlines flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$905 just found
Aer Lingus
Sun, 10 Aug. - Tue, 19 Aug.
DEN
Denver
DUB
Dublin
AU$961 Return, just found
AU$961
Return
just found
Select Aer Lingus flight, departing Sun, 10 Aug. from Denver to Dublin, returning Tue, 19 Aug., priced at AU$961 just found

Find the cheapest month to fly from Denver (DEN) to Dublin (DUB)

August is typically the cheapest month to fly

From AU$557 - AU$1,596 per traveller.

Graph displaying average flight prices per month

Flight from Denver to Dublin route information
Origin airport
Denver Intl.
Destination airport
Dublin
Return price
AU$556
Distance
7010 km
Average flight time
8 hours 40 mins

Your quick guide to flights from Denver to Dublin

Pick up great flights from Denver to Dublin

With Expedia, you have your pick of 3 flights a day with 20 airlines covering flights from Denver to Dublin. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Denver to Dublin that take around 22 hours.

Find cheap flights from Denver to Dublin

From the great flight deals with prices currently ranging from AU$556 to AU$961, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Denver to Dublin around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Dublin is normally in August.

Reasons to book your flight from Denver to Dublin with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Denver to Dublin across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Dublin right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from DEN to DUB?
If you're travelling from Denver Intl. Airport (DEN) to Dublin Airport (DUB), round-trip journeys start from AU$556. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year, so don't hang about. Book now and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Denver Airport to Dublin Airport?
This differs between airlines, as each one has its own set of terms and conditions. Visit the Customer Service Portal, where there are instructions on how to cancel online.
How do I find cheap flights from DEN to DUB that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Intl. Airport (DEN) to Dublin Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DEN to Dublin Airport (DUB)?
You'll have 7 100 kilometres to cover on the long-haul Denver to Corballis route. Dress in comfy clothes and consider taking some noise-cancelling headphones and a sleep mask.
Which airlines fly direct from Denver Intl. Airport (DEN) to Dublin Airport (DUB)?
Unfortunately, there aren't any airlines that fly direct between Denver Airport and Dublin Airport (DUB). You'll need to book a flight with one or more stops.
Are DEN to Dublin Airport (DUB) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from DIA airport to DUB can be hit-or-miss. It is possible to find a bargain, but you could also completely miss out! If you'd rather start your travel planning early on, Expedia compares flight deals up to a year in advance. Just keep in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as prices are updated regularly.

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