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Cheap flights from Dallas to Belfast from £253

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/12. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — BHD
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Cheap flight deals from Dallas to Belfast

Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) to Belfast (BF1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 October 2025.

Round-trip from

£576

One-way from

£253

Popular in

October

Cheapest in

January

Average price

£1,546
British Airways
  • British Airways
  • 27/3-31/3
  • 2 total stops
  • 29h 35m total
  • Dallas to Belfast
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14/12
  • 14/12
  • 2 total stops
  • 30h 11m total
  • Dallas to Belfast
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£80 potential increase over avg. return price).
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Cheapest flight prices on average. 9% potential price decrease (£54 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Dallas to Belfast

Enter your travel dates to find the best prices.

Cheapest flights from Dallas to Belfast
Explore the most affordable flight options available from Dallas to Belfast. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 October 2025.

Mon 1/1215:45DFW - BFS
3 stops23h 45mMultiple Airlines
Mon 8/1206:30BFS - DFW
3 stops38h 40mMultiple Airlines
Deal found 16/10£673

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dallas to Belfast 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, Cheapflights users made 858,174 searches. Data last updated 17 October 2025.
Use the filters below to find and compare flights from Dallas to Belfast that are best for you.

Fly from

Dallas

Fly to

Belfast

Route

Depart

Return

Price

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Fri 27/3

22:15-17:15

1 stop14h 00m

Belfast City

Tue 31/3

09:35-19:10

1 stop15h 35m

£576

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 1/4

21:15-18:40

1 stop15h 25m

Belfast City

Sun 5/4

11:00-19:10

1 stop14h 10m

£579

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 1/4

21:15-15:35

1 stop12h 20m

Belfast City

Sun 5/4

06:50-19:17

2 stops18h 27m

£596

DallasBelfast

DFW - BFS

DFWBFS

Dallas/Fort Worth

Mon 1/12

15:45-21:30

3 stops23h 45m

Belfast Intl

Mon 8/12

06:30-15:10

3 stops38h 40m

£673

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Fri 27/3

19:40-16:50

2 stops16h 10m

Belfast City

Tue 31/3

06:30-21:24

2 stops20h 54m

£702

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Fri 27/3

12:19-10:30

2 stops17h 11m

Belfast City

Tue 31/3

09:35-19:10

1 stop15h 35m

£727

DallasBelfast

DAL - BHD

DALBHD

Dallas Love Field

Thu 2/4

15:45-21:20

2 stops23h 35m

Belfast City

Mon 6/4

06:30-17:55

2 stops41h 25m

£883

DallasBelfast

DFW - BFS

DFWBFS

Dallas/Fort Worth

Wed 1/4

07:05-23:30

3 stops34h 25m

Belfast Intl

Sun 5/4

22:00-15:05

3 stops47h 05m

£968

DallasBelfast

DAL - BHD

DALBHD

Dallas Love Field

Fri 27/3

18:37-21:00

2 stops21h 23m

Belfast City

Tue 31/3

17:25-17:55

2 stops30h 30m

£1,033

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Fri 27/3

19:40-16:50

2 stops16h 10m

Belfast City

Tue 31/3

06:30-21:24

2 stops20h 54m

£1,072

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 17 results
1
2

Best time to book a flight from Dallas to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast from Dallas with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dallas to Belfast
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Dallas to Belfast. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Dallas to Belfast?

    Departing from Dallas to Belfast will take you 14h. There are 4443 mi between Dallas and Belfast. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Dallas to Belfast one-way?

    One-way options have recently been found by users for as low as £363 on American Airlines. Other airlines that offer cheap prices include Finnair from £406 and KLM from £441 one-way.

  • What are the most popular routes from Dallas to Belfast?

    Most travelers choose Dallas/Fort Worth - Belfast Intl, Dallas/Fort Worth - Belfast City or Dallas Love Field - Belfast City when deciding on the best route from Dallas to Belfast.

  • Can I find deals for flights from Dallas to Belfast that include hotel bookings?

    Yes. In addition to deals on Dallas to Belfast flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dallas to Belfast?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas to Belfast.

  • Can I find deals for business class flights from Dallas to Belfast?

    Yes. Cheapflights offers flight deals from Dallas to Belfast by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Dallas to Belfast

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How does Cheapflights help users find flights from Dallas to Belfast?

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Why should you use Cheapflights to find cheap flight tickets from Dallas to Belfast?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dallas to Belfast.

Can Cheapflights find flights from Dallas to Belfast with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Dallas to Belfast, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Dallas to Belfast become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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