How long is the flight from Ireland to Colorado?

Flight times from Ireland to Colorado vary, but if you’re flying out of Dublin and flying into Denver (one of the most popular routes), then the duration is 9h 50m on average. Another popular route from Ireland to Colorado is flying from Shannon to Denver, which will take roughly 15h 50m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Colorado?

Aer Lingus, American Airlines and United Airlines are the top three most popular airlines that fly to Colorado from Ireland according to our data. Aer Lingus is the first choice among our users, with 48% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 4 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ireland to Colorado?

WestJet, Aer Lingus, and Iberia are the most popular carriers operating from Ireland to Colorado

When did momondo last update prices for flights from Ireland to Colorado?

Prices for flights from Ireland to Colorado were last updated today.

How many operators does momondo search for flights from Ireland to Colorado?

There are 4 operators available for flights from Ireland to Colorado as of January 2026.

How old do you have to be to fly from Ireland to Colorado?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Colorado.

What documentation or ID do you need to fly to Colorado?

The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$352 Cheap Flights from Ireland to Colorado in 2026

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Find the cheapest flights from Ireland to Colorado

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Recent round-trip flight deals from Ireland to Colorado

Enter your travel dates to find the best prices.

8:40 pm - 3:30 pm

DUB

DEN

25h 50m1 stop

5:25 pm - 12:45 pm

DEN

DUB

12h 20m1 stop

$400British Airways

Tue, Feb 17 - Sat, Feb 28

10:30 am - 4:30 pm

DUB

DEN

13h 00m1 stop

6:40 pm - 6:00 pm

DEN

DUB

16h 20m1 stop

$404British Airways

Wed, Jun 3 - Wed, Jun 10

8:50 am - 10:34 pm

DUB

DEN

20h 44m2 stops

5:25 pm - 7:55 am

DEN

DUB

31h 30m1 stop

$405British Airways

Mon, Feb 9 - Sun, Feb 22

5:55 pm - 6:13 pm

DUB

DEN

31h 18m2 stops

5:25 pm - 3:20 pm

DEN

DUB

14h 55m1 stop

$406British Airways

Sat, Jan 31 - Mon, Feb 9

10:55 am - 9:02 pm

DUB

DEN

17h 07m2 stops

6:25 pm - 2:20 pm

DEN

DUB

13h 55m1 stop

$417Multiple Airlines

Tue, Mar 3 - Tue, Mar 24

1:45 pm - 10:47 pm

SNN

DEN

16h 02m2 stops

7:51 am - 5:25 am

DEN

SNN

14h 34m2 stops

$646American Airlines

Thu, Apr 30 - Mon, May 4

1:45 pm - 10:40 pm

SNN

DEN

15h 55m2 stops

7:51 am - 5:25 am

DEN

SNN

14h 34m2 stops

$647American Airlines

Thu, Apr 30 - Mon, May 4

7:50 am - 6:05 pm

SNN

DEN

17h 15m2 stops

3:40 pm - 8:00 pm

DEN

SNN

21h 20m2 stops

$773Multiple Airlines

Fri, Feb 20 - Fri, Feb 27

9:30 am - 8:05 pm

DUB

COS

17h 35m2 stops

11:43 am - 8:10 am

COS

DUB

13h 27m1 stop

$969United Airlines

Fri, Jan 23 - Tue, Jan 27

9:30 am - 9:06 pm

DUB

COS

18h 36m2 stops

11:43 am - 8:10 am

COS

DUB

13h 27m1 stop

$970United Airlines

Fri, Jan 23 - Tue, Jan 27

British Airways flights from Ireland to Colorado

Our best British Airways deals on Ireland to Colorado flight tickets

British Airways

Feb 17

DUB8:40 pmDublin

25h 50m

1 stop

DEN3:30 pmDenver Intl

Feb 28

DEN5:25 pmDenver Intl

12h 20m

1 stop

DUB12:45 pmDublin

$400

British Airways

Jun 3

DUB10:30 amDublin

13h 00m

1 stop

DEN4:30 pmDenver Intl

Jun 10

DEN6:40 pmDenver Intl

16h 20m

1 stop

DUB6:00 pmDublin

$404

British Airways

Feb 9

DUB8:50 amDublin

20h 44m

2 stops

DEN10:34 pmDenver Intl

Feb 22

DEN5:25 pmDenver Intl

31h 30m

1 stop

DUB7:55 amDublin

$405

Scandinavian Airlines flights from Ireland to Colorado

Our best Scandinavian Airlines deals on Ireland to Colorado flight tickets

Scandinavian Airlines

Jan 10

DUB10:10 amDublin

20h 01m

2 stops

DEN11:11 pmDenver Intl

Mar 31

DEN6:40 amDenver Intl

28h 40m

3 stops

DUB6:20 pmDublin

$2,049

Scandinavian Airlines

Jan 10

DUB10:10 amDublin

20h 01m

2 stops

DEN11:11 pmDenver Intl

Mar 31

DEN6:40 amDenver Intl

28h 40m

3 stops

DUB6:20 pmDublin

$2,052

Scandinavian Airlines

Jan 10

DUB10:10 amDublin

20h 01m

2 stops

DEN11:11 pmDenver Intl

Mar 31

DEN6:40 amDenver Intl

22h 10m

3 stops

DUB11:50 amDublin

$2,174

Fly from

Fly to

Route

Depart

Return

Price

DublinDenver

DUB - DEN

DUBDEN

Dublin

Tue 2/17

8:40 pm-3:30 pm

1 stop25h 50m

Denver Intl

Sat 2/28

5:25 pm-12:45 pm

1 stop12h 20m

$400

DublinDenver

DUB - DEN

DUBDEN

Dublin

Wed 6/3

10:30 am-4:30 pm

1 stop13h 00m

Denver Intl

Wed 6/10

6:40 pm-6:00 pm

1 stop16h 20m

$404

DublinDenver

DUB - DEN

DUBDEN

Dublin

Mon 2/9

8:50 am-10:34 pm

2 stops20h 44m

Denver Intl

Sun 2/22

5:25 pm-7:55 am

1 stop31h 30m

$405

DublinDenver

DUB - DEN

DUBDEN

Dublin

Sat 1/31

5:55 pm-6:13 pm

2 stops31h 18m

Denver Intl

Mon 2/9

5:25 pm-3:20 pm

1 stop14h 55m

$406

DublinDenver

DUB - DEN

DUBDEN

Dublin

Tue 3/3

10:55 am-9:02 pm

2 stops17h 07m

Denver Intl

Tue 3/24

6:25 pm-2:20 pm

1 stop13h 55m

$417

ShannonDenver

SNN - DEN

SNNDEN

Shannon

Thu 4/30

1:45 pm-10:47 pm

2 stops16h 02m

Denver Intl

Mon 5/4

7:51 am-5:25 am

2 stops14h 34m

$646

ShannonDenver

SNN - DEN

SNNDEN

Shannon

Thu 4/30

1:45 pm-10:40 pm

2 stops15h 55m

Denver Intl

Mon 5/4

7:51 am-5:25 am

2 stops14h 34m

$647

ShannonDenver

SNN - DEN

SNNDEN

Shannon

Fri 2/20

7:50 am-6:05 pm

2 stops17h 15m

Denver Intl

Fri 2/27

3:40 pm-8:00 pm

2 stops21h 20m

$773

DublinColorado Springs

DUB - COS

DUBCOS

Dublin

Fri 1/23

9:30 am-8:05 pm

2 stops17h 35m

Colorado Springs

Tue 1/27

11:43 am-8:10 am

1 stop13h 27m

$969

DublinColorado Springs

DUB - COS

DUBCOS

Dublin

Fri 1/23

9:30 am-9:06 pm

2 stops18h 36m

Colorado Springs

Tue 1/27

11:43 am-8:10 am

1 stop13h 27m

$970

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ireland to Colorado

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Colorado?

The month of September is, on average, the cheapest month to fly to Colorado from Ireland, with most prices found around $614. The month of October is another great option to travel to Colorado, with average flight prices from Ireland averaging around $637.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart from Ireland to Colorado is on a Friday when prices can be found for as low as $486. On the other hand, Monday is the most expensive day to depart from Ireland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,107.

What is the cheapest Ireland to Colorado flight route?

Fly from Dublin to Denver Intl for the best Ireland - Colorado flight prices

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $791 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Ireland for as low as $624 on momondo.

What cabin class options are available on Ireland to Colorado flights?

There are 3 cabin classes available to choose from on Ireland to Colorado flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Colorado flights?

You could potentially save up to 21% on your flight if you consider stops on a Ireland to Colorado flight.

Cheap Ireland to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Colorado

Fastest flight time	9h 50m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Colorado	87 airports

The fastest flight from Ireland to Colorado takes 9h 50m

Direct flights go from Ireland to Colorado on Monday, Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There are 87 airports in Colorado. From Ireland there are direct flights to Denver Intl (DEN).

Search flight deals

When did momondo last update prices for flights from Ireland to Colorado?
Prices for flights from Ireland to Colorado were last updated today.
How many operators does momondo search for flights from Ireland to Colorado?
There are 4 operators available for flights from Ireland to Colorado as of January 2026.
How old do you have to be to fly from Ireland to Colorado?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Ireland to Colorado?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Ireland to Colorado is Airbus A330-200 (67.86% of total bookings). The next most popular plane models are Airbus A321neo (14.29%), Airbus A321-100/200 (8.93%), and Airbus A330-300 (3.57%).

Best airlines flying from Ireland to Colorado

Compare and see reviews for airlines that fly from Ireland to Colorado with momondo

Airline	Rating	Free Cancellation	Price
Aer Lingus	PriceFrom $433	Free Cancellation	Rating 7.2 1,427 reviews	Search Aer Lingus flights
American Airlines	PriceFrom $484	Free Cancellation	Rating 7.2 11,097 reviews	Search American Airlines flights
Icelandair	PriceFrom $601	Free Cancellation	Rating 7.1 593 reviews	Search Icelandair flights
United Airlines	PriceFrom $625	Free Cancellation	Rating 7.4 9,139 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Colorado?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Colorado from Ireland.

Can I find flights from Ireland to Colorado with flexible booking policies on momondo?

All flight searches from Ireland to Colorado on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to Colorado?

momondo provides multiple filters to help you find the best flight to Colorado from Ireland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ireland to Colorado right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Colorado, momondo offers a useful price alert feature which will track prices for flights to Colorado from Ireland and alert you when they change.