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

Aer Lingus is the most popular carrier operating from Northern Ireland to Colorado

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

Prices for flights from Northern Ireland to Colorado are refreshed on a daily basis.

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

As of August 2025, there is 1 operator available to choose from for flights from Northern Ireland to Colorado.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Colorado.

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

The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£329 Cheap Flights from Northern Ireland to Colorado in 2025

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Find the cheapest flights from Northern Ireland to Colorado

Round-trip

One-way

Cheap return flights

11:05 - 23:31BHD-COS

19h 26m2 stops

12:45 - 14:15COS-BHD

18h 30m2 stops

£849American Airlines

Find Deal

Thu, 13 Nov - Mon, 17 Nov

09:35 - 22:08BHD-COS

19h 33m2 stops

12:21 - 13:30COS-BHD

18h 09m2 stops

£850American Airlines

Find Deal

Sat, 20 Sep - Wed, 24 Sep

19:35 - 21:54BFS-COS

33h 19m2 stops

12:02 - 19:05COS-BFS

24h 03m2 stops

£893

Find Deal

Thu, 4 Sep - Mon, 8 Sep

17:25 - 20:41BHD-COS

58h 16m2 stops

13:10 - 21:15COS-BHD

49h 05m2 stops

£894

Find Deal

Thu, 4 Sep - Mon, 8 Sep

07:05 - 20:33BHD-COS

20h 28m2 stops

11:01 - 11:55COS-BHD

17h 54m2 stops

£952American Airlines

Find Deal

Sat, 20 Sep - Wed, 24 Sep

09:35 - 22:08BHD-COS

19h 33m3 stops

12:32 - 15:40COS-BHD

20h 08m2 stops

£961American Airlines

Find Deal

Thu, 4 Sep - Mon, 8 Sep

American Airlines flights from Northern Ireland to Colorado

Our best American Airlines deals on Northern Ireland to Colorado flight tickets

American Airlines

13 Nov

BHD11:05Belfast City

19h 26m

2 stops

COS23:31Colorado Springs

17 Nov

COS12:45Colorado Springs

18h 30m

2 stops

BHD14:15Belfast City

£849

Find similar

American Airlines

20 Sept

BHD09:35Belfast City

19h 33m

2 stops

COS22:08Colorado Springs

24 Sept

COS12:21Colorado Springs

18h 09m

2 stops

BHD13:30Belfast City

£850

Find similar

American Airlines

20 Sept

BHD07:05Belfast City

20h 28m

2 stops

COS20:33Colorado Springs

24 Sept

COS11:01Colorado Springs

17h 54m

2 stops

BHD11:55Belfast City

£952

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BelfastColorado Springs

BHD - COS

BHDCOS

Belfast City

Thu 13/11

11:05-23:31

2 stops19h 26m

Colorado Springs

Mon 17/11

12:45-14:15

2 stops18h 30m

£849

BelfastColorado Springs

BHD - COS

BHDCOS

Belfast City

Sat 20/9

09:35-22:08

2 stops19h 33m

Colorado Springs

Wed 24/9

12:21-13:30

2 stops18h 09m

£850

BelfastColorado Springs

BFS - COS

BFSCOS

Belfast Intl

Thu 4/9

19:35-21:54

2 stops33h 19m

Colorado Springs

Mon 8/9

12:02-19:05

2 stops24h 03m

£893

BelfastColorado Springs

BHD - COS

BHDCOS

Belfast City

Thu 4/9

17:25-20:41

2 stops58h 16m

Colorado Springs

Mon 8/9

13:10-21:15

2 stops49h 05m

£894

BelfastColorado Springs

BHD - COS

BHDCOS

Belfast City

Sat 20/9

07:05-20:33

2 stops20h 28m

Colorado Springs

Wed 24/9

11:01-11:55

2 stops17h 54m

£952

BelfastColorado Springs

BHD - COS

BHDCOS

Belfast City

Thu 4/9

09:35-22:08

3 stops19h 33m

Colorado Springs

Mon 8/9

12:32-15:40

2 stops20h 08m

£961

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Tue 9/9

23:10-23:13

3 stops55h 03m

£329

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Tue 9/9

08:15-10:14

2 stops32h 59m

£339

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Tue 9/9

17:55-17:59

2 stops31h 04m

£546

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Tue 9/9

10:40-09:13

3 stops29h 33m

£593

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 resultsSorted by cheapest first

How to get the cheapest flight ticket from Northern 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

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

Our data shows that Wednesday is the least expensive day to fly to Colorado. Tickets to fly out on this day can be as low as £621. Flights from Northern Ireland to Colorado on a Monday will generally be more expensive and average around £666. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Cheap Northern Ireland to Colorado flight deals and tips

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

Direct flights	None

There are no direct flights from Northern Ireland to Colorado. There are no popular flight routes from Northern Ireland to Colorado.

Search flight deals

When did momondo last update prices for flights from Northern Ireland to Colorado?
Prices for flights from Northern Ireland to Colorado are refreshed on a daily basis.
How many operators does momondo search for flights from Northern Ireland to Colorado?
As of August 2025, there is 1 operator available to choose from for flights from Northern Ireland to Colorado.
How old do you have to be to fly from Northern Ireland to Colorado?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Northern Ireland to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents required for your trip to Colorado can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Colorado. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Northern Ireland to Colorado

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £488	Free Cancellation	Rating 6.7 7,291 reviews		Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Northern 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 Northern Ireland.

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

Flights from Northern Ireland to Colorado with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Northern Ireland to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Northern Ireland to Colorado flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Northern Ireland to Colorado from £329

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

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Northern Ireland to Colorado

Cheap return flights

Cheap one-way flights

American Airlines flights from Northern Ireland to Colorado

Our best American Airlines deals on Northern Ireland to Colorado flight tickets

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How to get the cheapest flight ticket from Northern 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

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

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

Aer Lingus is the most popular carrier operating from Northern Ireland to Colorado

Cheap Northern Ireland to Colorado flight deals and tips

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

Direct flights

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

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

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

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

Best airlines flying from Northern Ireland to Colorado

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

Why use momondo?

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

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

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

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

An easier way to manage your Colorado trip

We make it super easy to schedule, organise 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 Colorado

Popular Cities in Colorado

Popular flights according to clicks in the last 7 days on momondo