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Cheap flights from Dallas to Belfast from £519

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — BHD
2 Apr — 9 Apr1
1 adult

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 28 March 2025.

Round-trip from

£519

Popular in

June

Cheapest in

October

Average price

£815
12/5-19/5
  • 12/5-19/5
  • 4 total stops
  • 65h 58m total
  • Dallas to Belfast
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£185 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£51 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Dallas to Belfast

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 28 March 2025.

Mon 12/506:00DFW - BFS
2 stops27h 50mMultiple Airlines
Mon 19/506:10BFS - DFW
2 stops38h 08mMultiple Airlines
Deal found 27/3£519
Sun 4/519:35DFW - BHD
1 stop16h 10mMultiple Airlines
Wed 7/507:05BHD - DFW
2 stops42h 43mMultiple Airlines
Deal found 27/3£598
Tue 6/522:59DFW - BHD
1 stop12h 31mBritish Airways
Mon 12/518:30BHD - DFW
1 stop24h 00mBritish Airways
Deal found 27/3£606
Wed 23/715:29DFW - BHD
2 stops14h 26mAmerican Airlines
Wed 30/706:50BHD - DFW
1 stop13h 45mAmerican Airlines
Deal found 28/3£748
Tue 15/715:30DAL - BHD
2 stops19h 25mKLM
Fri 25/706:30BHD - DAL
2 stops20h 04mKLM
Deal found 28/3£892
Tue 15/718:00DFW - BHD
2 stops16h 55mKLM
Fri 25/706:30BHD - DFW
2 stops17h 07mKLM
Deal found 28/3£892
Sun 27/415:10DFW - BHD
1 stop14h 20mFinnair
Wed 30/420:15BHD - DFW
1 stop24h 35mFinnair
Deal found 27/3£1,034
Wed 23/718:55DFW - BHD
2 stops15h 30mAer Lingus
Wed 30/709:50BHD - DFW
3 stops19h 33mAer Lingus
Deal found 28/3£1,212
Tue 27/522:59DFW - BHD
1 stop12h 31mIberia
Thu 5/609:35BHD - DFW
1 stop17h 00mIberia
Deal found 27/3£2,213
Sun 13/712:00DFW - BHD
2 stops22h 55mDelta
Sun 20/717:25BHD - DFW
2 stops23h 57mDelta
Deal found 28/3£4,121

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 28 March 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 - BFS

DFWBFS

Dallas/Fort Worth

Mon 12/5

06:00-15:50

2 stops27h 50m

Belfast Intl

Mon 19/5

06:10-14:18

2 stops38h 08m

£519

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Sun 4/5

19:35-17:45

1 stop16h 10m

Belfast City

Wed 7/5

07:05-19:48

2 stops42h 43m

£598

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 6/5

22:59-17:30

1 stop12h 31m

Belfast City

Mon 12/5

18:30-12:30

1 stop24h 00m

£606

DallasBelfast

DAL - BHD

DALBHD

Dallas Love Field

Tue 26/8

18:37-16:55

2 stops16h 18m

Belfast City

Wed 3/9

06:30-20:34

2 stops20h 04m

£678

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 23/7

15:29-11:55

2 stops14h 26m

Belfast City

Wed 30/7

06:50-14:35

1 stop13h 45m

£748

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 15/7

18:00-16:55

2 stops16h 55m

Belfast City

Fri 25/7

06:30-17:37

2 stops17h 07m

£892

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Sun 27/4

15:10-11:30

1 stop14h 20m

Belfast City

Wed 30/4

20:15-14:50

1 stop24h 35m

£1,034

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 23/7

18:55-16:25

2 stops15h 30m

Belfast City

Wed 30/7

09:50-23:23

3 stops19h 33m

£1,212

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 27/5

22:59-17:30

1 stop12h 31m

Belfast City

Thu 5/6

09:35-20:35

1 stop17h 00m

£2,213

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Sun 13/7

12:00-16:55

2 stops22h 55m

Belfast City

Sun 20/7

17:25-11:22

2 stops23h 57m

£4,121

Flights are sorted by cheapest return flights first.

Deals found on 27/3

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

Rainfall in Belfast by month

Plan your trip to Belfast by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Belfast ranges from 50.0 - 90.0 inches per month. October is typically the wettest month, when rainfall can reach 90.0 mm. April is typically the driest time to visit Belfast when rainfall is around 50.0 mm.

Temperature in Belfast by month

Plan your trip to Belfast by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Belfast, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast. Reviews last updated 28 March 2025.
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very Good
7,896 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Aer Lingus
7.0
Good
1,062 reviews
Delta
8.0
Very Good
7,896 reviews
Check prices

Overall

8.0

Comfort

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • What are the cheapest airlines flying from Dallas to Belfast round-trip?

    British Airways, at £606, was found to be the cheapest airline from Dallas to Belfast.Alternate airlines flying return to your destination include KLM and American Airlines. These flights start at 25% lower than the current average price 3 months from now.

  • 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.

  • What is the cheapest month to book a flight from Dallas to Belfast?

    Currently, January is the cheapest month in which you can book a flight from Dallas to Belfast (average of £67). Flying from Dallas to Belfast in July is currently the most expensive (average of £90). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dallas to Belfast

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Belfast Intl flights
Hobby to Belfast City flights
George Bush Intcntl to Belfast City flights
Austin to Belfast Intl flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Belfast from Dallas today with Cheapflights!

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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