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$378+ Cheap flights from Heathrow (LHR) to Dallas

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from London Heathrow to Dallas are usually found in November or September, booked 72 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Heathrow to Dallas

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Dallas (A78). 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 February 20, 2025.

Round-trip from

$660
(The Travel House)

One-way from

$378
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$843
From London Heathrow to Dallas
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One-way flight from London Heathrow to Dallas
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Highest demand for flights based on searches. 13% potential increase in price ($146 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Heathrow to Dallas

Cheapest flights from Heathrow to Dallas
Explore the most affordable flight options available from Heathrow to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This The Travel House deal was found by Cheapflights users on 2/20. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/228:00 amLHR - DFW
1 stop20h 59mLufthansa
Sat 3/297:25 pmDFW - LHR
1 stop30h 00mLufthansa
Deal found 2/20$660
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1810:50 amLHR - DFW
1 stop15h 21mMultiple Airlines
Sat 3/299:17 amDFW - LHR
1 stop16h 08mMultiple Airlines
Deal found 2/20$661
This JetBlue deal was found by Cheapflights users on 2/19. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/98:25 amLHR - DFW
1 stop20h 30mJetBlue
Wed 9/246:00 amDFW - LHR
1 stop18h 30mJetBlue
Deal found 2/19$690
This EaseMyTrip deal was found by Cheapflights users on 2/19. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/268:20 amLHR - DFW
Nonstop10h 30mFinnair
Thu 3/63:00 pmDFW - LHR
1 stop15h 00mFinnair
Deal found 2/19$700
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:30 amLHR - DFW
1 stop13h 35mUnited Airlines
Sat 5/317:55 pmDFW - LHR
1 stop36h 15mUnited Airlines
Deal found 2/20$816
This EaseMyTrip deal was found by Cheapflights users on 2/20. 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 EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/266:40 pmLHR - DFW
2 stops58h 08mScandinavian Airlines
Fri 4/47:30 amDFW - LHR
2 stops24h 05mScandinavian Airlines
Deal found 2/20$823
This Netflights deal was found by Cheapflights users on 2/20. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/110:10 amLHR - DFW
1 stop17h 39mBritish Airways
Thu 5/294:15 pmDFW - LHR
1 stop12h 15mBritish Airways
Deal found 2/20$827
This FlightHub deal was found by Cheapflights users on 2/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/188:00 pmLHR - DFW
1 stop23h 15mTurkish Airlines
Wed 4/98:55 pmDFW - LHR
1 stop17h 55mTurkish Airlines
Deal found 2/19$852
This Bravofly deal was found by Cheapflights users on 2/20. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1712:30 pmLHR - DAL
1 stop14h 19mVirgin Atlantic
Wed 3/266:41 pmDAL - LHR
1 stop11h 59mVirgin Atlantic
Deal found 2/20$922
This TravelUp deal was found by Cheapflights users on 2/20. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2612:30 pmLHR - DAL
1 stop14h 19mKLM
Tue 5/66:38 pmDAL - LHR
1 stop12h 52mKLM
Deal found 2/20$923
This TravelUp deal was found by Cheapflights users on 2/19. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/19:20 amLHR - DAL
1 stop14h 29mAir France
Tue 9/166:37 pmDAL - LHR
1 stop12h 53mAir France
Deal found 2/19$991
This Delta deal was found by Cheapflights users on 2/20. 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 4/199:20 amLHR - DAL
1 stop14h 31mDelta
Sun 4/2712:11 pmDAL - LHR
1 stop12h 34mDelta
Deal found 2/20$1,028

Find flights from Heathrow to Dallas within your budget

Customize your flight search to find flights from Heathrow 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, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Heathrow

Fly to

Dallas

Route

Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sat 3/22

8:00 am-11:59 pm

1 stop20h 59m

Dallas/Fort Worth

Sat 3/29

7:25 pm-6:25 am

1 stop30h 00m

$660

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Tue 3/18

10:50 am-9:11 pm

1 stop15h 21m

Dallas/Fort Worth

Sat 3/29

9:17 am-6:25 am

1 stop16h 08m

$661

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sun 3/30

6:10 pm-3:05 pm

1 stop26h 55m

Dallas/Fort Worth

Sun 5/4

4:35 pm-8:00 am

1 stop33h 25m

$721

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Tue 4/1

8:25 am-10:23 am

1 stop31h 58m

Dallas/Fort Worth

Wed 4/9

11:08 am-6:30 am

1 stop13h 22m

$739

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sat 5/31

6:30 am-2:05 pm

1 stop13h 35m

Dallas/Fort Worth

Sat 5/31

7:55 pm-2:10 pm

1 stop36h 15m

$816

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 3/26

6:40 pm-11:48 pm

2 stops58h 08m

Dallas/Fort Worth

Fri 4/4

7:30 am-1:35 pm

2 stops24h 05m

$823

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 5/1

10:10 am-9:49 pm

1 stop17h 39m

Dallas/Fort Worth

Thu 5/29

4:15 pm-10:30 am

1 stop12h 15m

$827

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 3/6

10:35 pm-6:50 pm

1 stop26h 15m

Dallas/Fort Worth

Thu 3/20

9:35 pm-9:05 pm

1 stop18h 30m

$851

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Mon 3/17

12:30 pm-9:49 pm

1 stop14h 19m

Dallas Love Field

Wed 3/26

6:41 pm-11:40 am

1 stop11h 59m

$922

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Wed 3/26

12:30 pm-9:49 pm

1 stop14h 19m

Dallas Love Field

Tue 5/6

6:38 pm-1:30 pm

1 stop12h 52m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 27 results
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2
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Best time to book a flight from Heathrow to Dallas

Have a flexible travel schedule? Discover the best time to fly to Dallas from Heathrow 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.

Travel insights for flights from Heathrow to Dallas

Get recent, data-driven insights about flights from Heathrow to Dallas including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Dallas?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Dallas. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Dallas, you should look to book at least 72 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Dallas?

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas (average of $216). Flying from London Heathrow Airport to Dallas in March is currently the most expensive (average of $295). 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.

What is the cheapest time of day to fly from LHR to DFW?

Find hourly flight availability from Heathrow to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s typically best to fly out from London Heathrow Airport to Dallas in the morning. Doing so could potentially save you 4% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from London Heathrow Airport to Dallas

Explore weekly flight availability from Heathrow to Dallas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 20, 2025.

The most flights from LHR to A78 are scheduled on a Thursday (22 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (21 on average).

Rainfall in Dallas by month

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

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

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

If weather is an important factor for your trip to Dallas, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from London to Dallas to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair
7.6
Good
1,274 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France
7.4
Good
1,449 reviews
Delta
8.0
Very good
8,219 reviews

Comfort

8.0

Entertainment

7.9

Food

7.3

Overall

8.0

Crew

8.5

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Dallas. 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 London Heathrow Airport to Dallas round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Dallas round-trip from $660. Other airlines that can offer you cheap pricing are Finnair, from $721, and JetBlue, from $739. Lufthansa is 29% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Dallas one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as $696. However, be on the lookout for offers from JetBlue and Finnair, as they are both options that can get you from London Heathrow Airport to Dallas for a low price.

  • What are the most reliable airlines from London Heathrow Airport to Dallas?

    Consider Malaysia Airlines (75%), Gulf Air (72%) or American Airlines (67%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Dallas.

  • What are the cheapest flights from London Heathrow Airport to Dallas?

    Looking for the cheapest flight from London Heathrow Airport to Dallas? While on average our users pay $4,588, our data indicates the cheapest price to be $648. The most popular route (London Heathrow - Dallas/Fort Worth), is priced around $634.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Dallas 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 London Heathrow Airport to Dallas?

    Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas (average of $216). Flying from London Heathrow Airport to Dallas in March is currently the most expensive (average of $295). 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 4 airlines flying from Heathrow to Dallas

Discover the top 4 airlines that operate flights from Heathrow to Dallas. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$829Average$1,099FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$874Average$1,085FlexibilityNo cancel feeOn-time71%
FinnairCheapest$917Average$1,106FlexibilityNo cancel feeOn-time76%
IberiaCheapest$1,058Average$1,374FlexibilityNo cancel feeOn-time77%
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