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

British Airways, American Airlines, and Delta are the most popular carriers operating from Denver Intl to Northern Ireland

When did momondo last update prices for flights from Denver Intl Airport to Northern Ireland?

Prices for flights from Denver Intl Airport to Northern Ireland are refreshed on a daily basis.

How many operators does momondo search for flights from Denver Intl Airport to Northern Ireland?

As of March 2026, there is 1 operator available to choose from for flights from Denver Intl Airport to Northern Ireland.

How old do you have to be to fly from Denver Intl Airport to Northern Ireland?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Northern Ireland.

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

The travel and health documents required for your trip to Northern Ireland 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 Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$340 Cheap Flights from Denver to Northern Ireland in 2026

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Find the cheapest flights from Denver to Northern Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 pm - 1:35 pm

DEN

BHD

11h 55m

1 stop

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$927British Airways

Wed, Aug 12 - Wed, Aug 26

8:45 am - 11:25 pm

DEN

BFS

31h 40m

2 stops

9:00 am - 10:33 am

BFS

DEN

32h 33m

2 stops

$942Multiple Airlines

Thu, Apr 23 - Thu, Apr 30

8:45 am - 11:25 pm

DEN

BFS

31h 40m

2 stops

7:00 am - 2:20 pm

BFS

DEN

38h 20m

2 stops

$949Multiple Airlines

Thu, Apr 23 - Wed, Apr 29

12:39 pm - 12:00 pm

DEN

BHD

16h 21m

2 stops

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$953Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

2:04 pm - 3:30 pm

DEN

BHD

18h 26m

2 stops

6:30 am - 8:23 pm

BHD

DEN

20h 53m

2 stops

$954British Airways

Mon, Aug 31 - Fri, Sep 11

6:40 pm - 5:30 pm

DEN

BHD

15h 50m

1 stop

6:30 am - 8:23 pm

BHD

DEN

20h 53m

2 stops

$956British Airways

Mon, Aug 31 - Fri, Sep 11

6:40 pm - 5:30 pm

DEN

BHD

15h 50m

1 stop

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$961British Airways

Mon, Aug 31 - Fri, Sep 11

6:40 pm - 5:30 pm

DEN

BHD

15h 50m

1 stop

6:30 am - 8:23 pm

BHD

DEN

20h 53m

2 stops

$963British Airways

Mon, Aug 31 - Fri, Sep 11

1:50 pm - 12:55 pm

DEN

BHD

16h 05m

2 stops

6:30 am - 6:27 pm

BHD

DEN

18h 57m

2 stops

$966American Airlines

Mon, Aug 31 - Fri, Sep 11

12:53 pm - 12:55 pm

DEN

BHD

17h 02m

2 stops

6:30 am - 6:27 pm

BHD

DEN

18h 57m

2 stops

$967American Airlines

Mon, Aug 31 - Fri, Sep 11

British Airways flights from Denver to Northern Ireland

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

British Airways

Aug 12

DEN6:40 pmDenver Intl

11h 55m

1 stop

BHD1:35 pmBelfast City

Aug 26

BHD6:30 amBelfast City

17h 00m

1 stop

DEN4:30 pmDenver Intl

$927

British Airways

Aug 31

DEN2:04 pmDenver Intl

18h 26m

2 stops

BHD3:30 pmBelfast City

Sep 11

BHD6:30 amBelfast City

20h 53m

2 stops

DEN8:23 pmDenver Intl

$954

British Airways

Aug 31

DEN6:40 pmDenver Intl

15h 50m

1 stop

BHD5:30 pmBelfast City

Sep 11

BHD6:30 amBelfast City

20h 53m

2 stops

DEN8:23 pmDenver Intl

$956

American Airlines flights from Denver to Northern Ireland

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

American Airlines

Aug 31

DEN1:50 pmDenver Intl

16h 05m

2 stops

BHD12:55 pmBelfast City

Sep 11

BHD6:30 amBelfast City

18h 57m

2 stops

DEN6:27 pmDenver Intl

$966

American Airlines

Apr 22

DEN11:46 amDenver Intl

17h 14m

2 stops

BHD12:00 pmBelfast City

Apr 29

BHD10:05 amBelfast City

19h 40m

2 stops

DEN10:45 pmDenver Intl

$1,078

American Airlines

Apr 21

DEN5:10 pmDenver Intl

17h 25m

2 stops

BHD5:35 pmBelfast City

Apr 28

BHD9:40 amBelfast City

21h 19m

2 stops

DEN11:59 pmDenver Intl

$1,081

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 8/12

6:40 pm-1:35 pm

1 stop11h 55m

Belfast City

Wed 8/26

6:30 am-4:30 pm

1 stop17h 00m

$927

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Thu 4/23

8:45 am-11:25 pm

2 stops31h 40m

Belfast Intl

Thu 4/30

9:00 am-10:33 am

2 stops32h 33m

$942

DenverBelfast

DEN - BFS

DENBFS

Denver Intl

Thu 4/23

8:45 am-11:25 pm

2 stops31h 40m

Belfast Intl

Wed 4/29

7:00 am-2:20 pm

2 stops38h 20m

$949

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 8/12

12:39 pm-12:00 pm

2 stops16h 21m

Belfast City

Wed 8/26

6:30 am-4:30 pm

1 stop17h 00m

$953

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

2:04 pm-3:30 pm

2 stops18h 26m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$954

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$956

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Fri 9/11

6:30 am-4:30 pm

1 stop17h 00m

$961

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Fri 9/11

6:30 am-8:23 pm

2 stops20h 53m

$963

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

1:50 pm-12:55 pm

2 stops16h 05m

Belfast City

Fri 9/11

6:30 am-6:27 pm

2 stops18h 57m

$966

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 8/31

12:53 pm-12:55 pm

2 stops17h 02m

Belfast City

Fri 9/11

6:30 am-6:27 pm

2 stops18h 57m

$967

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 Denver 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 Denver to Northern Ireland flights?

You could potentially save up to 53% on your flight if you consider stops on a Denver to Northern Ireland flight.

Cheap Denver to Northern Ireland flight deals and tips

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

Fastest flight time	11h 55m
Direct flights	None

The fastest flight from Denver to Northern Ireland takes 11h 55m

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

Search flight deals

When did momondo last update prices for flights from Denver Intl Airport to Northern Ireland?
Prices for flights from Denver Intl Airport to Northern Ireland are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Northern Ireland?
As of March 2026, there is 1 operator available to choose from for flights from Denver Intl Airport to Northern Ireland.
How old do you have to be to fly from Denver Intl Airport to Northern Ireland?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Northern Ireland.
What documentation or ID do you need to fly to Northern Ireland?
The travel and health documents required for your trip to Northern Ireland 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 Northern Ireland. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Denver to Northern Ireland

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $679	Free Cancellation	Rating 6.7 7,838 reviews		Search British Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Denver to Northern Ireland. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Denver to Northern Ireland on momondo can be filtered to show those which offer flexible booking policies.

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

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

If you are not ready to book a flight from Denver to Northern Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Northern Ireland and let you know when they change.