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 March 2026, 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.

£378 Cheap Flights from Northern Ireland to Colorado in 2026

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Find the cheapest flights from Northern Ireland to Colorado

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

21:05 - 11:20

BFS

DEN

45h 15m

3 stops

12:15 - 20:40

DEN

BFS

25h 25m

3 stops

£718Multiple Airlines

Mon, 4 May - Mon, 11 May

06:30 - 16:30

BHD

DEN

17h 00m

1 stop

16:21 - 17:30

DEN

BHD

18h 09m

2 stops

£747British Airways

Thu, 17 Sep - Mon, 21 Sep

06:30 - 16:30

BHD

DEN

17h 00m

1 stop

15:12 - 18:45

DEN

BHD

20h 33m

2 stops

£749British Airways

Thu, 17 Sep - Mon, 21 Sep

06:30 - 16:30

BHD

DEN

17h 00m

1 stop

18:40 - 15:30

DEN

BHD

13h 50m

1 stop

£749British Airways

Thu, 17 Sep - Mon, 21 Sep

06:30 - 16:30

BHD

DEN

17h 00m

1 stop

15:12 - 19:25

DEN

BHD

21h 13m

2 stops

£750British Airways

Thu, 17 Sep - Mon, 21 Sep

06:30 - 20:10

BHD

DEN

20h 40m

2 stops

14:13 - 17:30

DEN

BHD

20h 17m

2 stops

£752British Airways

Thu, 17 Sep - Mon, 21 Sep

09:35 - 21:38

BHD

DEN

19h 03m

2 stops

15:12 - 18:45

DEN

BHD

20h 33m

2 stops

£753British Airways

Thu, 17 Sep - Mon, 21 Sep

06:30 - 20:23

BHD

DEN

20h 53m

2 stops

16:21 - 18:45

DEN

BHD

19h 24m

2 stops

£755British Airways

Thu, 17 Sep - Mon, 21 Sep

07:00 - 11:20

BHD

DEN

35h 20m

2 stops

18:40 - 15:30

DEN

BHD

13h 50m

1 stop

£776Multiple Airlines

Wed, 3 Jun - Thu, 3 Sep

12:40 - 16:20

BHD

DEN

34h 40m

1 stop

10:43 - 10:30

DEN

BHD

16h 47m

2 stops

£794British Airways

Tue, 5 May - Sun, 6 Sep

Delta flights from Northern Ireland to Colorado

Our best Delta deals on Northern Ireland to Colorado flight tickets

Delta

10 May

BHD17:30Belfast City

33h 45m

2 stops

DEN20:15Denver Intl

5 Sept

DEN07:00Denver Intl

19h 15m

2 stops

BHD09:15Belfast City

£828

Delta

31 May

BHD17:30Belfast City

33h 45m

2 stops

DEN20:15Denver Intl

5 Sept

DEN12:20Denver Intl

21h 35m

2 stops

BHD16:55Belfast City

£852

Delta

7 May

BHD09:50Belfast City

17h 25m

2 stops

DEN20:15Denver Intl

4 Sept

DEN23:59Denver Intl

26h 16m

2 stops

BHD09:15Belfast City

£858

British Airways flights from Northern Ireland to Colorado

Our best British Airways deals on Northern Ireland to Colorado flight tickets

British Airways

17 Sept

BHD06:30Belfast City

17h 00m

1 stop

DEN16:30Denver Intl

21 Sept

DEN16:21Denver Intl

18h 09m

2 stops

BHD17:30Belfast City

£747

British Airways

17 Sept

BHD06:30Belfast City

17h 00m

1 stop

DEN16:30Denver Intl

21 Sept

DEN15:12Denver Intl

20h 33m

2 stops

BHD18:45Belfast City

£749

British Airways

17 Sept

BHD06:30Belfast City

17h 00m

1 stop

DEN16:30Denver Intl

21 Sept

DEN18:40Denver Intl

13h 50m

1 stop

BHD15:30Belfast City

£749

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Mon 4/5

21:05-11:20

3 stops45h 15m

Denver Intl

Mon 11/5

12:15-20:40

3 stops25h 25m

£718

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-16:30

1 stop17h 00m

Denver Intl

Mon 21/9

16:21-17:30

2 stops18h 09m

£747

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-16:30

1 stop17h 00m

Denver Intl

Mon 21/9

15:12-18:45

2 stops20h 33m

£749

Fastest return journey

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-16:30

1 stop17h 00m

Denver Intl

Mon 21/9

18:40-15:30

1 stop13h 50m

£749

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-16:30

1 stop17h 00m

Denver Intl

Mon 21/9

15:12-19:25

2 stops21h 13m

£750

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-20:10

2 stops20h 40m

Denver Intl

Mon 21/9

14:13-17:30

2 stops20h 17m

£752

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

09:35-21:38

2 stops19h 03m

Denver Intl

Mon 21/9

15:12-18:45

2 stops20h 33m

£753

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Thu 17/9

06:30-20:23

2 stops20h 53m

Denver Intl

Mon 21/9

16:21-18:45

2 stops19h 24m

£755

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Wed 3/6

07:00-11:20

2 stops35h 20m

Denver Intl

Thu 3/9

18:40-15:30

1 stop13h 50m

£776

BelfastDenver

BHD - DEN

BHDDEN

Belfast City

Tue 5/5

12:40-16:20

1 stop34h 40m

Denver Intl

Sun 6/9

10:43-10:30

2 stops16h 47m

£794

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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

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

British Airways 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

Fastest flight time	17h 00m
Direct flights	None

The fastest flight from Northern Ireland to Colorado takes 17h 00m

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 March 2026, 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 £534	Free Cancellation	Rating 6.7 7,813 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.