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

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

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

There is 1 operator available for flights from Denver Intl Airport to Belfast as of January 2026.

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

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 Denver Intl Airport to Belfast.

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

The necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$390 Cheap Flights from Denver to Belfast in 2026

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Find the cheapest flights from Denver to Belfast

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:10 am - 7:10 pm

DEN

BHD

27h 00m

2 stops

8:45 am - 3:30 pm

BHD

DEN

13h 45m

1 stop

$650British Airways

Wed, Feb 18 - Fri, Feb 27

5:25 pm - 7:30 am

DEN

BHD

31h 05m

1 stop

6:45 am - 3:30 pm

BHD

DEN

15h 45m

1 stop

$654British Airways

Wed, Feb 18 - Fri, Feb 27

6:40 pm - 5:30 pm

DEN

BHD

15h 50m

1 stop

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$655British Airways

Mon, Mar 30 - Thu, Apr 9

8:40 am - 10:30 am

DEN

BHD

18h 50m

2 stops

9:35 am - 4:30 pm

BHD

DEN

13h 55m

1 stop

$656British Airways

Sun, May 10 - Thu, May 21

2:28 pm - 2:15 pm

DEN

BHD

16h 47m

2 stops

8:45 am - 8:50 pm

BHD

DEN

19h 05m

2 stops

$658American Airlines

Wed, Feb 18 - Fri, Feb 27

5:25 pm - 4:35 pm

DEN

BHD

16h 10m

1 stop

3:10 pm - 4:30 pm

BHD

DEN

31h 20m

1 stop

$660British Airways

Wed, Mar 4 - Sun, Mar 8

6:40 pm - 5:30 pm

DEN

BHD

15h 50m

1 stop

9:35 am - 10:40 pm

BHD

DEN

20h 05m

2 stops

$661British Airways

Mon, Mar 30 - Thu, Apr 9

9:10 am - 4:35 pm

DEN

BHD

24h 25m

2 stops

6:30 am - 3:30 pm

BHD

DEN

16h 00m

1 stop

$665British Airways

Wed, Feb 25 - Sun, Mar 1

6:40 pm - 5:40 pm

DEN

BHD

16h 00m

1 stop

6:30 am - 4:30 pm

BHD

DEN

17h 00m

1 stop

$668British Airways

Sun, May 10 - Sun, May 17

5:25 pm - 7:30 am

DEN

BHD

31h 05m

1 stop

12:10 pm - 3:30 pm

BHD

DEN

34h 20m

1 stop

$669British Airways

Wed, Feb 25 - Sun, Mar 1

British Airways flights from Denver to Belfast

Our best British Airways deals on Denver to Belfast flight tickets

British Airways

Feb 18

DEN9:10 amDenver Intl

27h 00m

2 stops

BHD7:10 pmBelfast City

Feb 27

BHD8:45 amBelfast City

13h 45m

1 stop

DEN3:30 pmDenver Intl

$650

British Airways

Feb 18

DEN5:25 pmDenver Intl

31h 05m

1 stop

BHD7:30 amBelfast City

Feb 27

BHD6:45 amBelfast City

15h 45m

1 stop

DEN3:30 pmDenver Intl

$654

British Airways

Mar 30

DEN6:40 pmDenver Intl

15h 50m

1 stop

BHD5:30 pmBelfast City

Apr 9

BHD6:30 amBelfast City

17h 00m

1 stop

DEN4:30 pmDenver Intl

$655

American Airlines flights from Denver to Belfast

Our best American Airlines deals on Denver to Belfast flight tickets

American Airlines

Feb 18

DEN2:28 pmDenver Intl

16h 47m

2 stops

BHD2:15 pmBelfast City

Feb 27

BHD8:45 amBelfast City

19h 05m

2 stops

DEN8:50 pmDenver Intl

$658

American Airlines

Mar 30

DEN4:43 pmDenver Intl

17h 47m

2 stops

BHD5:30 pmBelfast City

Apr 9

BHD9:35 amBelfast City

20h 05m

2 stops

DEN10:40 pmDenver Intl

$674

American Airlines

Jan 21

DEN3:17 pmDenver Intl

18h 18m

2 stops

BHD4:35 pmBelfast City

Jan 28

BHD6:35 amBelfast City

21h 41m

2 stops

DEN9:16 pmDenver Intl

$687

Fly from

Fly to

Route

Depart

Return

Price

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 2/18

9:10 am-7:10 pm

2 stops27h 00m

Belfast City

Fri 2/27

8:45 am-3:30 pm

1 stop13h 45m

$650

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 2/18

5:25 pm-7:30 am

1 stop31h 05m

Belfast City

Fri 2/27

6:45 am-3:30 pm

1 stop15h 45m

$654

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 3/30

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Thu 4/9

6:30 am-4:30 pm

1 stop17h 00m

$655

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sun 5/10

8:40 am-10:30 am

2 stops18h 50m

Belfast City

Thu 5/21

9:35 am-4:30 pm

1 stop13h 55m

$656

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 2/18

2:28 pm-2:15 pm

2 stops16h 47m

Belfast City

Fri 2/27

8:45 am-8:50 pm

2 stops19h 05m

$658

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 3/4

5:25 pm-4:35 pm

1 stop16h 10m

Belfast City

Sun 3/8

3:10 pm-4:30 pm

1 stop31h 20m

$660

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Mon 3/30

6:40 pm-5:30 pm

1 stop15h 50m

Belfast City

Thu 4/9

9:35 am-10:40 pm

2 stops20h 05m

$661

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 2/25

9:10 am-4:35 pm

2 stops24h 25m

Belfast City

Sun 3/1

6:30 am-3:30 pm

1 stop16h 00m

$665

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Sun 5/10

6:40 pm-5:40 pm

1 stop16h 00m

Belfast City

Sun 5/17

6:30 am-4:30 pm

1 stop17h 00m

$668

DenverBelfast

DEN - BHD

DENBHD

Denver Intl

Wed 2/25

5:25 pm-7:30 am

1 stop31h 05m

Belfast City

Sun 3/1

12:10 pm-3:30 pm

1 stop34h 20m

$669

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 Belfast

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 Denver Intl to Belfast?

British Airways is the most popular carrier operating from Denver Intl to Belfast

Cheap Denver to Belfast flight deals and tips

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

Fastest flight time	13h 50m
Direct flights	None

The fastest flight from Denver to Belfast takes 13h 50m

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

Search flight deals

How far is Denver Intl to Belfast by plane?
There are 4363.2 mi between Denver Intl and Belfast. Flights usually cover this in 13h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Denver Intl Airport to Belfast?
Prices for flights from Denver Intl Airport to Belfast are refreshed on a daily basis.
How many operators does momondo search for flights from Denver Intl Airport to Belfast?
There is 1 operator available for flights from Denver Intl Airport to Belfast as of January 2026.
How old do you have to be to fly from Denver Intl Airport to Belfast?
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 Denver Intl Airport to Belfast.
What documentation or ID do you need to fly to Belfast?
The necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Denver to Belfast

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $654	Free Cancellation	Rating 6.7 7,690 reviews		Search British Airways flights

Why use momondo?

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

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 Denver to Belfast for you.

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

Yes. momondo enables you to select and highlight flights to Belfast from Denver with this policy.

How can momondo help me find flights from Denver to Belfast?

momondo provides multiple filters to help you find the best flight to Belfast from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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