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 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.

£331 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

09:10 - 21:15

DEN

BFS

29h 05m

3 stops

£1,038Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

21:25 - 11:20

BFS

DEN

44h 55m

3 stops

20:00 - 21:15

DEN

BFS

18h 15m

2 stops

£1,085Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

21:05 - 11:20

BFS

DEN

45h 15m

3 stops

20:00 - 21:15

DEN

BFS

18h 15m

2 stops

£1,090Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

18:00 - 19:00

BFS

DEN

32h 00m

2 stops

20:00 - 21:15

DEN

BFS

18h 15m

2 stops

£1,137Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

18:00 - 19:00

BFS

DEN

32h 00m

2 stops

20:00 - 21:15

DEN

BFS

18h 15m

2 stops

£1,147Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

21:25 - 11:20

BFS

DEN

44h 55m

3 stops

11:25 - 16:30

DEN

BFS

22h 05m

3 stops

£1,242Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

18:00 - 15:40

BFS

DEN

28h 40m

1 stop

23:49 - 07:45

DEN

BFS

48h 56m

2 stops

£1,940Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

18:00 - 15:40

BFS

DEN

28h 40m

1 stop

23:49 - 07:45

DEN

BFS

48h 56m

2 stops

£1,942Multiple Airlines

Sun, 14 Jun - Fri, 26 Jun

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

21:05-11:20

3 stops45h 15m

Denver Intl

Fri 26/6

09:10-21:15

3 stops29h 05m

£1,038

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

21:25-11:20

3 stops44h 55m

Denver Intl

Fri 26/6

20:00-21:15

2 stops18h 15m

£1,085

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

21:05-11:20

3 stops45h 15m

Denver Intl

Fri 26/6

20:00-21:15

2 stops18h 15m

£1,090

Fastest return journey

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

18:00-19:00

2 stops32h 00m

Denver Intl

Fri 26/6

20:00-21:15

2 stops18h 15m

£1,137

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

18:00-19:00

2 stops32h 00m

Denver Intl

Fri 26/6

20:00-21:15

2 stops18h 15m

£1,147

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

21:25-11:20

3 stops44h 55m

Denver Intl

Fri 26/6

11:25-16:30

3 stops22h 05m

£1,242

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

18:00-15:40

1 stop28h 40m

Denver Intl

Fri 26/6

23:49-07:45

2 stops48h 56m

£1,940

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 14/6

18:00-15:40

1 stop28h 40m

Denver Intl

Fri 26/6

23:49-07:45

2 stops48h 56m

£1,942

Cheapest one-way

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Sun 13/9

12:20-13:00

3 stops55h 40m

£331

BelfastDenver

BFS - DEN

BFSDEN

Belfast Intl

Thu 10/9

14:50-14:00

3 stops54h 10m

£349

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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?

American Airlines 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	13h 15m
Direct flights	None

The fastest flight from Northern Ireland to Colorado takes 13h 15m

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

Search flight deals

Frequently asked questions about flying 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 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.

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.