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

Aer Lingus is the most popular carrier operating from Colorado to Dublin

What airlines fly to Dublin?

Aer Lingus, United Airlines and Icelandair are the top three most popular airlines that fly to Dublin from Colorado 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 Dublin. Keep in mind that there are 12 different airlines that fly to Dublin on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Dublin?

Average flight duration from Colorado to Dublin depends on which airport you fly into and out of. Flying from Denver to Dublin is 8h 45m on average, while flying from Colorado Springs to Dublin is 13h 34m on average. Dublin is the most popular airport in Dublin.

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

Prices for flights from Colorado to Dublin Airport were last updated today.

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

The number of operators available for flights from Colorado to Dublin Airport is 12 as of February 2026.

How old do you have to be to fly from Colorado to Dublin Airport?

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 Colorado to Dublin Airport.

What documentation or ID do you need to fly to Dublin Airport?

The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$274 Cheap Flights from Colorado to Dublin in 2026

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4:40 pm - 1:15 pm

DEN

DUB

13h 35m

1 stop

2:15 pm - 7:00 pm

DUB

DEN

11h 45m

1 stop

$418Icelandair

Mon, Apr 27 - Thu, May 7

4:40 pm - 11:05 am

DEN

DUB

11h 25m

1 stop

12:15 pm - 7:00 pm

DUB

DEN

13h 45m

1 stop

$423Icelandair

Thu, Apr 16 - Wed, Apr 29

3:40 pm - 7:10 am

COS

DUB

32h 30m

2 stops

8:00 am - 4:34 pm

DUB

COS

38h 34m

2 stops

$468Air Canada

Wed, Mar 4 - Wed, Mar 11

1:28 pm - 7:45 am

COS

DUB

12h 17m

1 stop

9:45 am - 10:05 pm

DUB

COS

18h 20m

2 stops

$475KLM

Wed, Mar 18 - Wed, Mar 25

11:36 am - 8:10 am

COS

DUB

13h 34m

1 stop

8:00 am - 11:01 am

DUB

COS

33h 01m

2 stops

$482United Airlines

Wed, Mar 4 - Wed, Mar 11

11:36 am - 8:10 am

COS

DUB

13h 34m

1 stop

8:00 am - 11:01 am

DUB

COS

33h 01m

2 stops

$483United Airlines

Wed, Mar 4 - Wed, Mar 11

5:30 am - 8:15 am

GJT

DUB

19h 45m

2 stops

9:50 am - 2:44 pm

DUB

GJT

35h 54m

2 stops

$523Air Canada

Thu, Apr 16 - Fri, May 1

4:58 pm - 7:20 pm

GJT

DUB

19h 22m

2 stops

9:30 am - 4:27 pm

DUB

GJT

13h 57m

1 stop

$533Multiple Airlines

Thu, Apr 16 - Thu, Apr 30

4:58 pm - 5:55 pm

GJT

DUB

17h 57m

2 stops

8:35 am - 9:57 pm

DUB

GJT

20h 22m

2 stops

$542Multiple Airlines

Thu, Apr 16 - Thu, Apr 30

1:28 pm - 7:45 am

COS

DUB

12h 17m

1 stop

9:45 am - 8:28 pm

DUB

COS

16h 43m

1 stop

$599KLM

Wed, Mar 18 - Wed, Mar 25

Delta flights from Colorado to Dublin

Our best Delta deals on Colorado to Dublin flight tickets

Delta

Mar 10

DEN5:45 amDenver Intl

21h 35m

2 stops

DUB9:20 amDublin

Mar 24

DUB10:45 amDublin

15h 35m

2 stops

DEN8:20 pmDenver Intl

$490

Delta

Apr 28

DEN7:00 amDenver Intl

19h 15m

2 stops

DUB9:15 amDublin

May 6

DUB11:10 amDublin

19h 05m

2 stops

DEN11:15 pmDenver Intl

$493

Delta

Feb 17

DEN6:00 amDenver Intl

19h 00m

2 stops

DUB8:00 amDublin

Mar 5

DUB5:55 amDublin

19h 13m

2 stops

DEN6:08 pmDenver Intl

$589

United Airlines flights from Colorado to Dublin

Our best United Airlines deals on Colorado to Dublin flight tickets

United Airlines

Apr 29

DEN2:00 pmDenver Intl

14h 10m

1 stop

DUB11:10 amDublin

May 8

DUB9:50 amDublin

14h 10m

1 stop

DEN5:00 pmDenver Intl

$470

United Airlines

Apr 29

DEN8:17 amDenver Intl

16h 03m

2 stops

DUB7:20 amDublin

May 6

DUB9:50 amDublin

14h 10m

1 stop

DEN5:00 pmDenver Intl

$475

United Airlines

Apr 8

DEN10:15 amDenver Intl

14h 05m

1 stop

DUB7:20 amDublin

Apr 15

DUB9:50 amDublin

13h 45m

1 stop

DEN4:35 pmDenver Intl

$479

Fly from

Fly to

Route

Depart

Return

Price

DenverDublin

DEN - DUB

DENDUB

Denver Intl

Mon 4/27

4:40 pm-1:15 pm

1 stop13h 35m

Dublin

Thu 5/7

2:15 pm-7:00 pm

1 stop11h 45m

$418

DenverDublin

DEN - DUB

DENDUB

Denver Intl

Thu 4/16

4:40 pm-11:05 am

1 stop11h 25m

Dublin

Wed 4/29

12:15 pm-7:00 pm

1 stop13h 45m

$423

Colorado SpringsDublin

COS - DUB

COSDUB

Colorado Springs

Wed 3/4

3:40 pm-7:10 am

2 stops32h 30m

Dublin

Wed 3/11

8:00 am-4:34 pm

2 stops38h 34m

$468

Colorado SpringsDublin

COS - DUB

COSDUB

Colorado Springs

Wed 3/18

1:28 pm-7:45 am

1 stop12h 17m

Dublin

Wed 3/25

9:45 am-10:05 pm

2 stops18h 20m

$475

Colorado SpringsDublin

COS - DUB

COSDUB

Colorado Springs

Wed 3/4

11:36 am-8:10 am

1 stop13h 34m

Dublin

Wed 3/11

8:00 am-11:01 am

2 stops33h 01m

$482

Colorado SpringsDublin

COS - DUB

COSDUB

Colorado Springs

Wed 3/4

11:36 am-8:10 am

1 stop13h 34m

Dublin

Wed 3/11

8:00 am-11:01 am

2 stops33h 01m

$483

Grand JunctionDublin

GJT - DUB

GJTDUB

Grand Junction Regnl

Thu 4/16

5:30 am-8:15 am

2 stops19h 45m

Dublin

Fri 5/1

9:50 am-2:44 pm

2 stops35h 54m

$523

Grand JunctionDublin

GJT - DUB

GJTDUB

Grand Junction Regnl

Thu 4/16

4:58 pm-7:20 pm

2 stops19h 22m

Dublin

Thu 4/30

9:30 am-4:27 pm

1 stop13h 57m

$533

Grand JunctionDublin

GJT - DUB

GJTDUB

Grand Junction Regnl

Thu 4/16

4:58 pm-5:55 pm

2 stops17h 57m

Dublin

Thu 4/30

8:35 am-9:57 pm

2 stops20h 22m

$542

Colorado SpringsDublin

COS - DUB

COSDUB

Colorado Springs

Wed 3/18

1:28 pm-7:45 am

1 stop12h 17m

Dublin

Wed 3/25

9:45 am-8:28 pm

1 stop16h 43m

$599

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How to get the cheapest flight ticket from Colorado to Dublin

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

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Other information

What is the cheapest month to fly to Dublin?

In general, November is the cheapest month to fly from Colorado to Dublin. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $485. If you’re not able to fly to Dublin in November, then January is your next best option. Flight prices from Colorado to Dublin during January average around $493.

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

The cheapest day to depart from Colorado to Dublin is on a Monday. Travelers who choose to depart for Dublin on a Monday will often find tickets for as low as $794. Flights from Colorado to Dublin on a Tuesday will generally be more expensive and average around $954. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Dublin?

In the afternoon is the cheapest time of day to fly from Colorado to Dublin when you can find flight prices for as low as $548. Flying to Dublin in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $825.

What is the cheapest Colorado to Dublin flight route?

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

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

You are more likely to see cheaper flights to Dublin from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to Dublin for around $631 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dublin from Colorado for as low as $565 on momondo.

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

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

Cheap Colorado to Dublin flight deals and tips

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

Best Price Found	$442
Fastest flight time	8h 45m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Dublin	1 airport

The best one-way flight to Dublin from Colorado in the past 72 hours is $442. The best round-trip flight deal from Colorado to Dublin found on momondo in the last 72 hours is $614.

The fastest flight from Colorado to Dublin takes 8h 45m

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

There is 1 airport in Dublin. From Colorado there are direct flights to Dublin (DUB).

Search flight deals

When did momondo last update prices for flights from Colorado to Dublin Airport?
Prices for flights from Colorado to Dublin Airport were last updated today.
How many operators does momondo search for flights from Colorado to Dublin Airport?
The number of operators available for flights from Colorado to Dublin Airport is 12 as of February 2026.
How old do you have to be to fly from Colorado to Dublin Airport?
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 Colorado to Dublin Airport.
What documentation or ID do you need to fly to Dublin Airport?
The travel and health documents you'll need for your trip to Dublin Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Dublin Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Colorado to Dublin?
Based on momondo bookings for flights between Colorado and Dublin, the leading plane model is Airbus A330-200, making up 75.96% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 10.16%, Boeing 787 Dreamliner with 3.94%, and Boeing 777-200/200ER with 2.69%.

Best airlines flying from Colorado to Dublin

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $131	Free Cancellation	Rating 7.2 2,893 reviews	Search JetBlue flights
Icelandair	PriceFrom $356	Free Cancellation	Rating 7.1 606 reviews	Search Icelandair flights
KLM	PriceFrom $362	Free Cancellation	Rating 7.7 1,448 reviews	Search KLM flights
Air Canada	PriceFrom $383	Free Cancellation	Rating 7.1 10,683 reviews	Search Air Canada flights
Iberia	PriceFrom $387	Free Cancellation	Rating 7.0 3,103 reviews	Search Iberia flights
United Airlines	PriceFrom $387	Free Cancellation	Rating 7.4 9,235 reviews	Search United Airlines flights
Delta	PriceFrom $391	Free Cancellation	Rating 7.9 8,138 reviews	Search Delta flights
Air France	PriceFrom $405	Free Cancellation	Rating 7.4 1,531 reviews	Search Air France flights
British Airways	PriceFrom $409	Free Cancellation	Rating 6.7 7,712 reviews	Search British Airways flights
Lufthansa	PriceFrom $432	Free Cancellation	Rating 6.8 7,758 reviews	Search Lufthansa flights

Kilkenny

Swords

Athlone

Dundalk

Mullingar

Bray

Kildare

Malahide

Wicklow

Drogheda

Portmarnock

Arklow

Castleknock

Naas

Leixlip

Carlingford

Cavan

Maynooth

Thurles

Slane

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Dublin for you.

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

Yes. momondo enables you to select and highlight flights to Dublin from Colorado with this policy.

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

momondo helps you find the best flight between Colorado and Dublin by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Dublin from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Dublin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Colorado to Dublin from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Dublin departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Colorado to Dublin

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How to get the cheapest flight ticket from Colorado to Dublin

What is the cheapest month to fly to Dublin?

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

What is the cheapest time of day to depart on your flight to Dublin?

What is the cheapest Colorado to Dublin flight route?

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

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

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

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

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

Aer Lingus is the most popular carrier operating from Colorado to Dublin

What airlines fly to Dublin?

How long does it take to fly to Dublin?

Average flight duration from Colorado to Dublin depends on which airport you fly into and out of. Flying from Denver to Dublin is 8h 45m on average, while flying from Colorado Springs to Dublin is 13h 34m on average. Dublin is the most popular airport in Dublin.

Cheap Colorado to Dublin flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Dublin

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

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

How old do you have to be to fly from Colorado to Dublin Airport?

What documentation or ID do you need to fly to Dublin Airport?

What is the most popular plane model from Colorado to Dublin?

Best airlines flying from Colorado to Dublin

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

Traveling to a place near Dublin?

Why use momondo?

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

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

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

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

An easier way to manage your Dublin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Airports servicing Ireland