How do I get Price Alerts for flights from Belfast to Dallas?

Confirm your travel details to search for the latest offers for flights from Belfast to Dallas . While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

How can I save money on flights from Belfast to Dallas with momondo?

By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Belfast to Dallas?

Prices for flights from Belfast to Dallas are updated daily.

How many operators does momondo search for flights from Belfast to Dallas?

There is 1 operator available for flights from Belfast to Dallas as of January 2026.

How old do you have to be to fly from Belfast to Dallas?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Dallas.

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

The necessary travel and health documents for your Dallas 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.

£513 Cheap Flights from Belfast to Dallas in 2026

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Find the cheapest flights from Belfast to Dallas

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:30 - 22:49

BFS

DFW

22h 19m

2 stops

12:00 - 16:10

DFW

BFS

22h 10m

3 stops

£629Multiple Airlines

Mon, 26 Jan - Wed, 4 Feb

10:50 - 21:32

BFS

DFW

40h 42m

3 stops

12:00 - 16:10

DFW

BFS

22h 10m

3 stops

£679Multiple Airlines

Mon, 26 Jan - Wed, 4 Feb

07:20 - 22:49

BHD

DFW

21h 29m

2 stops

12:00 - 16:05

DFW

BHD

22h 05m

3 stops

£682Multiple Airlines

Mon, 26 Jan - Wed, 4 Feb

06:30 - 22:49

BFS

DFW

22h 19m

2 stops

12:00 - 22:50

DFW

BFS

28h 50m

3 stops

£683Multiple Airlines

Mon, 26 Jan - Wed, 4 Feb

06:30 - 07:02

BFS

DFW

30h 32m

3 stops

12:00 - 20:25

DFW

BFS

26h 25m

3 stops

£694Multiple Airlines

Thu, 12 Feb - Thu, 19 Feb

17:20 - 21:00

BHD

DFW

33h 40m

2 stops

13:32 - 16:50

DFW

BHD

21h 18m

2 stops

£784KLM

Mon, 26 Jan - Wed, 4 Feb

17:20 - 21:00

BHD

DFW

33h 40m

2 stops

13:30 - 16:50

DFW

BHD

21h 20m

2 stops

£785KLM

Mon, 26 Jan - Wed, 4 Feb

09:15 - 21:00

BHD

DFW

17h 45m

1 stop

19:00 - 16:35

DFW

BHD

15h 35m

1 stop

£790American Airlines

Mon, 26 Jan - Wed, 4 Feb

11:30 - 21:00

BHD

DFW

15h 30m

1 stop

19:00 - 16:35

DFW

BHD

15h 35m

1 stop

£792American Airlines

Mon, 26 Jan - Wed, 4 Feb

06:35 - 21:00

BHD

DFW

20h 25m

1 stop

12:48 - 10:15

DFW

BHD

15h 27m

2 stops

£794American Airlines

Mon, 26 Jan - Wed, 4 Feb

British Airways flights from Belfast to Dallas

Our best British Airways deals on Belfast to Dallas flight tickets

British Airways

19 Feb

BHD10:40Belfast City

14h 30m

1 stop

DFW19:10Dallas/Fort Worth

25 Feb

DFW12:41Dallas/Fort Worth

15h 34m

2 stops

BHD10:15Belfast City

£805

British Airways

19 Feb

BHD11:05Belfast City

14h 05m

1 stop

DFW19:10Dallas/Fort Worth

25 Feb

DFW12:30Dallas/Fort Worth

14h 40m

2 stops

BHD09:10Belfast City

£808

British Airways

19 Feb

BHD09:05Belfast City

16h 39m

2 stops

DFW19:44Dallas/Fort Worth

25 Feb

DFW12:41Dallas/Fort Worth

15h 34m

2 stops

BHD10:15Belfast City

£808

KLM flights from Belfast to Dallas

Our best KLM deals on Belfast to Dallas flight tickets

KLM

26 Jan

BHD17:20Belfast City

33h 40m

2 stops

DFW21:00Dallas/Fort Worth

4 Feb

DFW13:32Dallas/Fort Worth

21h 18m

2 stops

BHD16:50Belfast City

£784

KLM

26 Jan

BHD17:20Belfast City

33h 40m

2 stops

DFW21:00Dallas/Fort Worth

4 Feb

DFW13:30Dallas/Fort Worth

21h 20m

2 stops

BHD16:50Belfast City

£785

Fly from

Fly to

Route

Depart

Return

Price

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Mon 26/1

06:30-22:49

2 stops22h 19m

Dallas/Fort Worth

Wed 4/2

12:00-16:10

3 stops22h 10m

£629

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Mon 26/1

10:50-21:32

3 stops40h 42m

Dallas/Fort Worth

Wed 4/2

12:00-16:10

3 stops22h 10m

£679

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

07:20-22:49

2 stops21h 29m

Dallas/Fort Worth

Wed 4/2

12:00-16:05

3 stops22h 05m

£682

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Mon 26/1

06:30-22:49

2 stops22h 19m

Dallas/Fort Worth

Wed 4/2

12:00-22:50

3 stops28h 50m

£683

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Thu 12/2

06:30-07:02

3 stops30h 32m

Dallas/Fort Worth

Thu 19/2

12:00-20:25

3 stops26h 25m

£694

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

17:20-21:00

2 stops33h 40m

Dallas/Fort Worth

Wed 4/2

13:32-16:50

2 stops21h 18m

£784

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

17:20-21:00

2 stops33h 40m

Dallas/Fort Worth

Wed 4/2

13:30-16:50

2 stops21h 20m

£785

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

09:15-21:00

1 stop17h 45m

Dallas/Fort Worth

Wed 4/2

19:00-16:35

1 stop15h 35m

£790

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

11:30-21:00

1 stop15h 30m

Dallas/Fort Worth

Wed 4/2

19:00-16:35

1 stop15h 35m

£792

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Mon 26/1

06:35-21:00

1 stop20h 25m

Dallas/Fort Worth

Wed 4/2

12:48-10:15

2 stops15h 27m

£794

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap Belfast to Dallas flight deals and tips

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

Fastest flight time	20h 25m
Direct flights	None

The fastest flight from Belfast to Dallas takes 20h 25m

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

Search flight deals

How far is Belfast to Dallas by plane?
Dallas is 4438.6 mi away from Belfast. Typically, this will take 20h 25m by plane in normal conditions.
When did momondo last update prices for flights from Belfast to Dallas?
Prices for flights from Belfast to Dallas are updated daily.
How many operators does momondo search for flights from Belfast to Dallas?
There is 1 operator available for flights from Belfast to Dallas as of January 2026.
How old do you have to be to fly from Belfast to Dallas?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Belfast to Dallas.
What documentation or ID do you need to fly to Dallas?
The necessary travel and health documents for your Dallas 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 Belfast to Dallas

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £686	Free Cancellation	Rating 6.7 7,680 reviews		Search British Airways flights

How do I get Price Alerts for flights from Belfast to Dallas?
Confirm your travel details to search for the latest offers for flights from Belfast to Dallas. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.
How can I save money on flights from Belfast to Dallas with momondo?
By using tools like our “Price Calendar”, you can see the best days for return flights on your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

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 Belfast to Dallas for you.

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

Yes. All flights to Dallas from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Belfast to Dallas.

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

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