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Cheap flights from Belfast to Dallas from £427

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast to Dallas departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Belfast to Dallas

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
19:30 - 15:10
BHD
-
DFW
25h 40m
1 stop
British Airways Logo
22:59 - 08:50
DFW
-
BHD
27h 51m
1 stop
£1,027British Airways
Thu, 10 Sep - Sun, 13 Sep
British Airways Logo
06:30 - 17:05
BHD
-
DFW
16h 35m
1 stop
British Airways Logo
20:50 - 17:40
DFW
-
BHD
14h 50m
1 stop
£1,061British Airways
Wed, 2 Sep - Sun, 6 Sep
British Airways Logo
10:05 - 17:05
BHD
-
DFW
13h 00m
1 stop
British Airways Logo
22:59 - 18:45
DFW
-
BHD
13h 46m
1 stop
£1,062British Airways
Wed, 2 Sep - Sun, 6 Sep
British Airways Logo
06:30 - 17:05
BHD
-
DFW
16h 35m
1 stop
British Airways Logo
20:50 - 18:45
DFW
-
BHD
15h 55m
1 stop
£1,079British Airways
Wed, 2 Sep - Sun, 6 Sep
Multiple Airlines Logo
18:40 - 20:39
BFS
-
DFW
31h 59m
2 stops
Multiple Airlines Logo
09:18 - 16:30
DFW
-
BFS
25h 12m
3 stops
£1,127Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun
Multiple Airlines Logo
18:40 - 20:39
BFS
-
DFW
31h 59m
2 stops
Multiple Airlines Logo
16:00 - 19:50
DFW
-
BFS
21h 50m
2 stops
£1,131Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun
Multiple Airlines Logo
18:40 - 11:32
BFS
-
DFW
46h 52m
3 stops
Multiple Airlines Logo
09:18 - 16:30
DFW
-
BFS
25h 12m
3 stops
£1,173Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun
Multiple Airlines Logo
18:40 - 20:39
BFS
-
DFW
31h 59m
2 stops
Multiple Airlines Logo
15:45 - 14:25
DFW
-
BFS
16h 40m
1 stop
£1,428Multiple Airlines
Fri, 12 Jun - Fri, 19 Jun

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British Airways flights from Belfast to Dallas

Our best British Airways deals on Belfast to Dallas flight tickets
British Airways
10 Sept
BHD19:30Belfast City
25h 40m
1 stop
DFW15:10Dallas/Fort Worth
13 Sept
DFW22:59Dallas/Fort Worth
27h 51m
1 stop
BHD08:50Belfast City
£1,027
British Airways
2 Sept
BHD06:30Belfast City
16h 35m
1 stop
DFW17:05Dallas/Fort Worth
6 Sept
DFW20:50Dallas/Fort Worth
14h 50m
1 stop
BHD17:40Belfast City
£1,061
British Airways
2 Sept
BHD10:05Belfast City
13h 00m
1 stop
DFW17:05Dallas/Fort Worth
6 Sept
DFW22:59Dallas/Fort Worth
13h 46m
1 stop
BHD18:45Belfast City
£1,062

momondo Fare Finder

 
Customise your flight search to find flights from Belfast to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 1 May 2026.
Use the filters below to find and compare flights from Belfast to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Thu 10/9

19:30-15:10

1 stop25h 40m

Dallas/Fort Worth

Sun 13/9

22:59-08:50

1 stop27h 51m

£1,027

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Wed 2/9

06:30-17:05

1 stop16h 35m

Dallas/Fort Worth

Sun 6/9

20:50-17:40

1 stop14h 50m

£1,061
Fastest return journey

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Wed 2/9

10:05-17:05

1 stop13h 00m

Dallas/Fort Worth

Sun 6/9

22:59-18:45

1 stop13h 46m

£1,062

BelfastDallas

BHD - DFW

BHDDFW

Belfast City

Wed 2/9

06:30-17:05

1 stop16h 35m

Dallas/Fort Worth

Sun 6/9

20:50-18:45

1 stop15h 55m

£1,079

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Fri 12/6

18:40-20:39

2 stops31h 59m

Dallas/Fort Worth

Fri 19/6

09:18-16:30

3 stops25h 12m

£1,127

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Fri 12/6

18:40-20:39

2 stops31h 59m

Dallas/Fort Worth

Fri 19/6

16:00-19:50

2 stops21h 50m

£1,131

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Fri 12/6

18:40-11:32

3 stops46h 52m

Dallas/Fort Worth

Fri 19/6

09:18-16:30

3 stops25h 12m

£1,173

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Fri 12/6

18:40-20:39

2 stops31h 59m

Dallas/Fort Worth

Fri 19/6

15:45-14:25

1 stop16h 40m

£1,428
Cheapest one-way

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Thu 10/9

14:50-12:30

2 stops51h 40m

£427

BelfastDallas

BFS - DFW

BFSDFW

Belfast Intl

Thu 10/9

07:00-00:05

3 stops47h 05m

£436

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
1
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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

16h 35m

Direct flights

None
The fastest flight from Belfast to Dallas takes 16h 35m
There are no direct flights from Belfast to Dallas. There are no popular flight routes from Belfast to Dallas.
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Frequently asked questions about flying from Belfast to Dallas

  • How far is Belfast to Dallas by plane?

    Dallas is 4438.6 mi away from Belfast. Typically, this will take 16h 35m 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?

  • 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 AirwaysPriceFrom £680Free CancellationRating
6.7
7,937 reviews
Search British Airways flights

Frequently asked questions about flying from Belfast to Dallas

  • 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.

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Find better results for your trip to the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas
Dallas Addison Airport
Dallas Love Field Airport
Dallas/Fort Worth Airport