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

Aer Lingus and British Airways are the most popular carriers operating from Colorado to Northern Ireland

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

Prices for flights from Colorado to Northern Ireland refresh daily.

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

The number of operators available for flights from Colorado to Northern Ireland is 1 as of June 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Northern Ireland.

What documentation or ID do you need to fly to Northern Ireland?

The required travel and health documents for your Northern Ireland 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 Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$249 Cheap Flights from Colorado to Northern Ireland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Colorado to Northern Ireland

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:40 pm - 11:25 pm

DEN

BFS

23h 45m

3 stops

9:50 pm - 11:20 am

BFS

DEN

44h 30m

3 stops

$906Multiple Airlines

Sat, Aug 22 - Mon, Aug 24

4:40 pm - 9:30 pm

DEN

BFS

21h 50m

2 stops

9:50 pm - 11:20 am

BFS

DEN

44h 30m

3 stops

$917Multiple Airlines

Sat, Aug 22 - Mon, Aug 24

4:40 pm - 11:20 pm

DEN

BFS

23h 40m

2 stops

9:05 pm - 11:20 am

BFS

DEN

45h 15m

3 stops

$927Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

4:40 pm - 11:10 pm

DEN

BFS

23h 30m

2 stops

12:15 pm - 12:40 pm

BFS

DEN

31h 25m

2 stops

$932Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

4:40 pm - 8:20 pm

DEN

BFS

20h 40m

2 stops

9:50 pm - 11:20 am

BFS

DEN

44h 30m

3 stops

$933Multiple Airlines

Sat, Aug 22 - Mon, Aug 24

4:40 pm - 11:25 pm

DEN

BFS

23h 45m

3 stops

9:50 pm - 11:20 am

BFS

DEN

44h 30m

3 stops

$938Multiple Airlines

Sat, Aug 22 - Mon, Aug 24

4:40 pm - 8:30 pm

DEN

BHD

20h 50m

2 stops

2:20 pm - 7:00 pm

BHD

DEN

35h 40m

2 stops

$972Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

6:01 pm - 1:55 pm

DEN

BHD

13h 54m

1 stop

6:30 am - 3:10 pm

BHD

DEN

15h 40m

1 stop

$973British Airways

Sun, Oct 25 - Sun, Nov 15

6:40 pm - 5:35 pm

DEN

BHD

15h 55m

1 stop

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$983British Airways

Tue, Sep 1 - Fri, Sep 11

5:46 pm - 6:40 pm

DEN

BHD

18h 54m

2 stops

8:25 pm - 3:10 pm

BHD

DEN

25h 45m

1 stop

$984British Airways

Sun, Oct 25 - Sun, Nov 15

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American Airlines flights from Colorado to Northern Ireland

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

American Airlines

Sep 1

DEN11:09 amDenver Intl

16h 36m

2 stops

BHD10:45 amBelfast City

Sep 15

BHD6:30 amBelfast City

17h 27m

2 stops

DEN4:57 pmDenver Intl

$1,021

American Airlines

Sep 1

DEN3:02 pmDenver Intl

17h 18m

2 stops

BHD3:20 pmBelfast City

Sep 11

BHD6:30 amBelfast City

20h 08m

2 stops

DEN7:38 pmDenver Intl

$1,022

American Airlines

Aug 31

DEN12:50 pmDenver Intl

17h 05m

2 stops

BHD12:55 pmBelfast City

Sep 11

BHD9:35 amBelfast City

19h 49m

2 stops

DEN10:24 pmDenver Intl

$1,024

British Airways flights from Colorado to Northern Ireland

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

British Airways

Oct 25

DEN6:01 pmDenver Intl

13h 54m

1 stop

BHD1:55 pmBelfast City

Nov 15

BHD6:30 amBelfast City

15h 40m

1 stop

DEN3:10 pmDenver Intl

$973

British Airways

Sep 1

DEN6:40 pmDenver Intl

15h 55m

1 stop

BHD5:35 pmBelfast City

Sep 11

BHD6:30 amBelfast City

17h 00m

1 stop

DEN4:30 pmDenver Intl

$983

British Airways

Oct 25

DEN5:46 pmDenver Intl

18h 54m

2 stops

BHD6:40 pmBelfast City

Nov 15

BHD8:25 pmBelfast City

25h 45m

1 stop

DEN3:10 pmDenver Intl

$984

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Sat 8/22

4:40 pm-11:25 pm

3 stops23h 45m

Belfast Intl

Mon 8/24

9:50 pm-11:20 am

3 stops44h 30m

$906

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Sat 8/22

4:40 pm-9:30 pm

2 stops21h 50m

Belfast Intl

Mon 8/24

9:50 pm-11:20 am

3 stops44h 30m

$917

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Tue 9/8

4:40 pm-11:20 pm

2 stops23h 40m

Belfast Intl

Fri 9/11

9:05 pm-11:20 am

3 stops45h 15m

$927

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Tue 9/8

4:40 pm-11:10 pm

2 stops23h 30m

Belfast Intl

Fri 9/11

12:15 pm-12:40 pm

2 stops31h 25m

$932

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Sat 8/22

4:40 pm-8:20 pm

2 stops20h 40m

Belfast Intl

Mon 8/24

9:50 pm-11:20 am

3 stops44h 30m

$933

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Sat 8/22

4:40 pm-11:25 pm

3 stops23h 45m

Belfast Intl

Mon 8/24

9:50 pm-11:20 am

3 stops44h 30m

$938

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Tue 9/8

4:40 pm-8:30 pm

2 stops20h 50m

Belfast City

Fri 9/11

2:20 pm-7:00 pm

2 stops35h 40m

$972

Quickest round-trip

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sun 10/25

6:01 pm-1:55 pm

1 stop13h 54m

Belfast City

Sun 11/15

6:30 am-3:10 pm

1 stop15h 40m

$973

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Tue 9/1

6:40 pm-5:35 pm

1 stop15h 55m

Belfast City

Fri 9/11

6:30 am-4:30 pm

1 stop17h 00m

$983

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sun 10/25

5:46 pm-6:40 pm

2 stops18h 54m

Belfast City

Sun 11/15

8:25 pm-3:10 pm

1 stop25h 45m

$984

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 Colorado to Northern Ireland

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

Can stopping save me money on Colorado to Northern Ireland flights?

You could potentially save up to 23% on your flight if you consider stops on a Colorado to Northern Ireland flight.

Cheap Colorado to Northern Ireland flight deals and tips

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

Fastest flight time	13h 50m
Direct flights	None

The fastest flight from Colorado to Northern Ireland takes 13h 50m

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

Search flight deals

Frequently asked questions about flying from Colorado to Northern Ireland

When did momondo last update prices for flights from Colorado to Northern Ireland?
Prices for flights from Colorado to Northern Ireland refresh daily.
How many operators does momondo search for flights from Colorado to Northern Ireland?
The number of operators available for flights from Colorado to Northern Ireland is 1 as of June 2026.
How old do you have to be to fly from Colorado to Northern Ireland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The required travel and health documents for your Northern Ireland 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 Northern Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Colorado to Northern Ireland

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $645	Free Cancellation	Rating 6.7 8,064 reviews		Search British Airways flights

Why use momondo?

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

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 Northern Ireland for you.

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

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

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

momondo helps you find the best flight between Colorado and Northern Ireland 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 Northern Ireland right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Northern Ireland 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.