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$671+ Cheap flights from Dallas to Belfast

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — BHD
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
1 adult, Economy
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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 April 1, 2025.

Round-trip from

$671
(Finnair)

Popular in

June

Cheapest in

October

Average price

$1,008
From Dallas to Belfast
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($312 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 1, 2025.

This Finnair deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:59 pmDFW - BHD
1 stop13h 41mMultiple Airlines
Tue 9/304:25 pmBHD - DFW
1 stop26h 00mMultiple Airlines
Deal found 4/1$671
This American Airlines deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/173:20 pmDFW - BHD
1 stop16h 10mAmerican Airlines
Tue 9/309:35 amBHD - DFW
2 stops17h 30mAmerican Airlines
Deal found 3/31$686
This Expedia deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/176:30 pmDFW - BHD
2 stops15h 05mBritish Airways
Tue 9/306:15 pmBHD - DFW
1 stop24h 10mBritish Airways
Deal found 4/1$687
This KLM deal was found by Cheapflights users on 4/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:45 pmDFW - BHD
2 stops17h 10mKLM
Fri 7/256:30 amBHD - DFW
2 stops17h 07mKLM
Deal found 4/1$966
This KLM deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:38 pmDAL - BHD
2 stops16h 17mKLM
Thu 5/156:30 amBHD - DAL
2 stops17h 14mKLM
Deal found 3/30$1,122
This Mytrip deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:50 pmDFW - BFS
2 stops15h 20mMultiple Airlines
Fri 5/306:05 amBFS - DFW
2 stops32h 09mMultiple Airlines
Deal found 3/31$1,158
This KAYAK deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/16:50 pmDFW - BHD
2 stops18h 35mAer Lingus
Sat 7/199:50 amBHD - DFW
3 stops19h 40mAer Lingus
Deal found 3/31$1,683
This Delta deal was found by Cheapflights users on 3/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/511:59 amDFW - BHD
2 stops22h 56mDelta
Sun 7/136:30 amBHD - DFW
2 stops21h 17mDelta
Deal found 3/31$5,585

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated April 1, 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

Wed 9/17

10:59 pm-6:40 pm

1 stop13h 41m

Belfast City

Tue 9/30

4:25 pm-12:25 pm

1 stop26h 00m

$671

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 9/17

3:20 pm-1:30 pm

1 stop16h 10m

Belfast City

Tue 9/30

9:35 am-9:05 pm

2 stops17h 30m

$686

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Wed 9/17

6:30 pm-3:35 pm

2 stops15h 05m

Belfast City

Tue 9/30

6:15 pm-12:25 pm

1 stop24h 10m

$687

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 7/15

5:45 pm-4:55 pm

2 stops17h 10m

Belfast City

Fri 7/25

6:30 am-5:37 pm

2 stops17h 07m

$966

DallasBelfast

DAL - BHD

DALBHD

Dallas Love Field

Thu 5/1

6:38 pm-4:55 pm

2 stops16h 17m

Belfast City

Thu 5/15

6:30 am-5:44 pm

2 stops17h 14m

$1,122

DallasBelfast

DFW - BFS

DFWBFS

Dallas/Fort Worth

Wed 5/21

6:50 pm-4:10 pm

2 stops15h 20m

Belfast Intl

Fri 5/30

6:05 am-8:14 am

2 stops32h 09m

$1,158

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Tue 7/1

6:50 pm-7:25 pm

2 stops18h 35m

Belfast City

Sat 7/19

9:50 am-11:30 pm

3 stops19h 40m

$1,683

DallasBelfast

DFW - BHD

DFWBHD

Dallas/Fort Worth

Sat 7/5

11:59 am-4:55 pm

2 stops22h 56m

Belfast City

Sun 7/13

6:30 am-9:47 pm

2 stops21h 17m

$5,585

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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 round-trip 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 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast when rainfall is around 2.0 in.

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 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 1, 2025.
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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
7,899 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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
1,060 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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.
British Airways
6.6
Okay
6,713 reviews
Delta
8.0
Very good
7,899 reviews

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

8.0

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?

    Our cheapest airline available from Dallas to Belfast is American Airlines. Our recent data shows that you can find tickets from as low as $686 on this airline. Additional options worth looking into are British Airways and KLM, starting at $687 and $966 round-trip. American Airlines is priced at 34% lower than the current average price of a flight leaving 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 vacation 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, February is the cheapest month in which you can book a flight from Dallas to Belfast (average of $657). Flying from Dallas to Belfast in June is currently the most expensive (average of $1,189). 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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Top 2 airlines flying from Dallas to Belfast

Discover the top 2 airlines that operate flights from Dallas to Belfast. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$668Average$1,170FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$693Average$1,080FlexibilityNo cancel feeOn-time70%
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