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Cheap flights from Dublin to Colorado from £311

DUB — DEN
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Colorado

Sun 22/1107:35 -
1 stop14h 35m
Mon 30/1117:01 -
1 stop13h 34m
Deal found 20/10£486
Mon 23/1111:30 -
1 stop13h 30m
Sat 28/1115:40 -
1 stop11h 35m
Deal found 23/10£498
Thu 12/1108:45 -
1 stop13h 25m
Tue 1/1217:01 -
1 stop13h 34m
Deal found 20/10£501
Thu 12/1105:10 -
1 stop15h 30m
Fri 20/1116:48 -
1 stop32h 22m
Deal found 23/10£506
Mon 7/1208:45 -
1 stop13h 25m
Mon 14/1217:01 -
1 stop13h 34m
Deal found 23/10£508
Thu 12/1109:00 -
2 stops30h 54m
Tue 1/1219:20 -
2 stops28h 50m
Deal found 21/10£510
Wed 25/1109:10 -
1 stop13h 25m
Thu 3/1211:15 -
1 stop13h 55m
Deal found 21/10£515
Thu 12/1105:45 -
2 stops18h 25m
Thu 26/1108:05 -
2 stops17h 55m
Deal found 21/10£516
Fri 4/1205:45 -
2 stops21h 34m
Fri 11/1207:15 -
2 stops18h 30m
Deal found 20/10£517

Find flight deals from Dublin to Colorado

Round-trip from

£486

One-way from

£311

Popular in

July

Cheapest in

April

Average price

£555
British Airways
  • British Airways
  • 22/11-30/11
  • 2 total stops
  • 28h 09m total
  • Dublin to Colorado
Search Deals
Delta
  • Delta
  • 27/2-31/12
  • 2 total stops
  • 17h 11m total
  • Dublin to Colorado
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£83 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Dublin to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Sat 27/2

05:45-15:56

2 stops17h 11m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£311

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Mon 8/2

05:45-20:00

2 stops21h 15m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£315

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Fri 15/1

08:50-20:34

2 stops18h 44m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£327

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Sat 12/12

05:45-20:35

2 stops21h 50m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£327

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Mon 14/12

09:55-20:19

1 stop17h 24m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£337

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Sun 13/12

09:40-20:20

1 stop17h 40m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£337

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Wed 16/12

10:45-20:35

1 stop16h 50m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£352

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Tue 15/12

05:45-17:14

2 stops18h 29m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£356
Fastest return journey

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Sun 10/1

05:45-15:09

2 stops16h 24m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£356

DublinDenver

DUB Dublin - DEN Denver Intl

DUBDEN

Dublin

Sat 19/12

11:30-09:49

2 stops29h 19m

Denver Intl

Wed 31/12

00:00-08:00

Nonstop0h 00m

£383

Flights are sorted by cheapest return flights first.

Deals found on 21/10

Showing 1-10 of 22 resultsSorted by cheapest first
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2
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Best time to book a flight from Dublin to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Dublin with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Dublin to Colorado

What is the cheapest month to book a flight from Dublin to Colorado?

Currently, April is the cheapest month in which you can book a flight from Dublin to Colorado (average of £386). Flying from Dublin to Colorado in July is currently the most expensive (average of £720). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Dublin to Colorado?

Airfare is below average for this route at the moment.
Dublin to Colorado flights typically cost between £489 and £696 in November.
The cheapest return price found within the last 5 days was £486 on British Airways (22 Nov–30 Nov).

How far ahead should I book a flight from Dublin to Colorado?

The price you pay for your flight from Dublin to Colorado may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Colorado

See what other customers who have flown with Aer Lingus,Icelandair, andBritish Airways from Dublin to Colorado have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,854 reviews
Check prices

Comfort

7.2

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Aer Lingus
7.3
Good
1,854 reviews
Aer Lingus
7.3
Good
1,854 reviews
Check prices

Comfort

7.2

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Icelandair
7.0
Good
764 reviews
Aer Lingus
7.3
Good
1,854 reviews
Check prices

Comfort

7.2

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
British Airways
6.7
Okay
8,270 reviews
Aer Lingus
7.3
Good
1,854 reviews
Check prices

Comfort

7.2

Food

6.7

Crew

8.1

Overall

7.3

Boarding

7.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Related info for your journey

  • What airport do you fly from for flights from Dublin to Colorado?

    For a flight from Dublin to Colorado, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city.

  • How popular is this Dublin to Colorado flight route?

    This flight path from Dublin to Colorado was viewed by 15 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Dublin to Colorado?

    Icelandair, British Airways, and Delta can get you from Dublin to Colorado in just under 13h 25m. Your travel time can differ by up to 8h 19m. The distance from Dublin to Colorado is about 4378 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most reliable airlines from Dublin to Colorado?

    No one likes to see their flight delayed. When booking a flight from Dublin to Colorado consider choosing American Airlines (75%), Aer Lingus (75%) or Iberia (75%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Dublin to Colorado that include hotel bookings?

    Yes. In addition to deals on Dublin to Colorado flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to Colorado.

  • Can I find deals for business class flights from Dublin to Colorado?

    Yes. Cheapflights offers flight deals from Dublin to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to Colorado?

    Currently, April is the cheapest month in which you can book a flight from Dublin to Colorado (average of £386). Flying from Dublin to Colorado in July is currently the most expensive (average of £720). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Dublin to Colorado

AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£299Average£397FlexibilityNo cancel feeOn-time70%
Search British Airways flights
IcelandairCheapest£335Average£458FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Aer LingusCheapest£366Average£632FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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