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$406+ 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 5/23. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Dallas are usually found in November or January, booked 85 days in advance, depart on a Tuesday or Monday 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 abril 17, 2025.

Round-trip from

$681
(Mytrip)

One-way from

$406
(Kiwi.com)

Popular in

August

Cheapest in

November

Average price

$978
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. 12% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/16. 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.
lun. 4/287:30 pmLHR - DFW
3 stops35h 52mMultiple Airlines
lun. 5/52:11 pmDFW - LHR
3 stops34h 19mMultiple Airlines
Deal found 4/16$681
This The Travel House deal was found by Cheapflights users on 4/16. 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.
mar. 5/68:20 amLHR - DFW
Nonstop10h 10mFinnair
lun. 5/126:10 pmDFW - LHR
1 stop15h 55mFinnair
Deal found 4/16$709
This The Travel House deal was found by Cheapflights users on 4/17. 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.
jue. 9/188:25 amLHR - DFW
1 stop32h 52mIcelandair
mar. 9/3012:15 pmDFW - LHR
1 stop12h 15mIcelandair
Deal found 4/17$759
This The Travel House deal was found by Cheapflights users on 4/16. 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.
vie. 5/211:30 amLHR - DFW
1 stop14h 40mIberia
vie. 5/97:00 pmDFW - LHR
1 stop15h 05mIberia
Deal found 4/16$773
This Expedia deal was found by Cheapflights users on 4/16. 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.
lun. 11/108:25 amLHR - DFW
1 stop32h 46mJetBlue
sáb. 11/2212:05 pmDFW - LHR
1 stop11h 50mJetBlue
Deal found 4/16$874
This TravelUp deal was found by Cheapflights users on 4/17. 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.
lun. 9/19:20 amLHR - DAL
1 stop14h 29mAir France
mar. 9/1612:01 pmDAL - LHR
1 stop12h 44mAir France
Deal found 4/17$969
This Ticket deal was found by Cheapflights users on 4/17. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/281:05 pmLHR - DAL
1 stop15h 07mKLM
lun. 5/1212:00 pmDAL - LHR
1 stop12h 45mKLM
Deal found 4/17$971
This Bravofly deal was found by Cheapflights users on 4/17. 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.
lun. 4/289:20 amLHR - DAL
1 stop14h 31mVirgin Atlantic
lun. 5/1212:00 pmDAL - LHR
1 stop12h 45mVirgin Atlantic
Deal found 4/17$972
This Delta deal was found by Cheapflights users on 4/17. 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.
mié. 5/711:45 amLHR - DAL
2 stops18h 08mDelta
mié. 5/1412:00 pmDAL - LHR
1 stop13h 15mDelta
Deal found 4/17$979
This Air France deal was found by Cheapflights users on 4/17. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/289:20 amLHR - DAL
1 stop14h 31mMultiple Airlines
lun. 5/126:30 pmDAL - LHR
1 stop13h 00mMultiple Airlines
Deal found 4/17$1,001
This Scandinavian Airlines deal was found by Cheapflights users on 4/17. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/106:40 amLHR - DAL
2 stops23h 01mScandinavian Airlines
mar. 9/2312:01 pmDAL - LHR
2 stops23h 39mScandinavian Airlines
Deal found 4/17$1,002

Cheapflights Fare Finder

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 abril 17, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Dallas that are best for you.

Fly from

Heathrow

Fly to

Dallas

Route

Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

lun. 4/28

7:30 pm-1:22 am

3 stops35h 52m

Dallas/Fort Worth

lun. 5/5

2:11 pm-6:30 am

3 stops34h 19m

$681

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

mar. 5/6

8:20 am-12:30 pm

Nonstop10h 10m

Dallas/Fort Worth

lun. 5/12

6:10 pm-4:05 pm

1 stop15h 55m

$709

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

jue. 9/18

8:25 am-11:17 am

1 stop32h 52m

Dallas/Fort Worth

mar. 9/30

12:15 pm-6:30 am

1 stop12h 15m

$759

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

vie. 5/2

11:30 am-8:10 pm

1 stop14h 40m

Dallas/Fort Worth

vie. 5/9

7:00 pm-4:05 pm

1 stop15h 05m

$773

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

lun. 9/1

9:20 am-5:49 pm

1 stop14h 29m

Dallas Love Field

mar. 9/16

12:01 pm-6:45 am

1 stop12h 44m

$969

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

lun. 4/28

1:05 pm-10:12 pm

1 stop15h 07m

Dallas Love Field

lun. 5/12

12:00 pm-6:45 am

1 stop12h 45m

$971

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

lun. 4/28

9:20 am-5:51 pm

1 stop14h 31m

Dallas Love Field

lun. 5/12

12:00 pm-6:45 am

1 stop12h 45m

$972

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

mié. 5/7

11:45 am-11:53 pm

2 stops18h 08m

Dallas Love Field

mié. 5/14

12:00 pm-7:15 am

1 stop13h 15m

$979

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

lun. 4/28

9:20 am-5:51 pm

1 stop14h 31m

Dallas Love Field

lun. 5/12

6:30 pm-1:30 pm

1 stop13h 00m

$1,001

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

mié. 9/10

6:40 am-11:41 pm

2 stops23h 01m

Dallas Love Field

mar. 9/23

12:01 pm-5:40 pm

2 stops23h 39m

$1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 23 results
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The best insider tips for London Heathrow Airport to Dallas flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Dallas trip
Airlines
British Airways

BA's Club Suite offers solo pods with a door, ensuring privacy on long-haul flights.


BA's World Traveller Plus provides extra seat width, legroom, and upgraded service in a dedicated cabin.

Read more about British Airwaysby Gabriel Leigh
Iberia

Iberia's premium economy offers 37 inches of legroom, noise-canceling headphones, and priority boarding.


Iberia's business class offers lay-flat beds with massage function and Mediterranean-inspired meals.

Read more about Iberiaby Emily Zemler
Airports
LHR

Heathrow's strict security can delay you. Ensure liquids are in one bag and remove suspicious items to avoid long waits.

Read more about LHRby Ramsey Qubein
DFW

Upon arrival at DFW, use the DART Orange Line for a direct train to downtown Dallas from Terminal A.

Read more about DFWby Chris Dong
Our travel experts
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Emily Zemler

Emily Zemler

Expert on Iberia

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Chris Dong

Chris Dong

Expert on DFW

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Dallas

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 April 11, 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 85 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 abril 17, 2025.

It’s typically best to fly out from London Heathrow Airport to Dallas at noon. Doing so could potentially save you 5% 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 abril 17, 2025.

The most flights from LHR to A78 are scheduled on a Monday (28 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 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 abril 17, 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
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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
Aeromexico
7.5
Good
1,699 reviews
Delta
8.0
Very good
7,917 reviews

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Comfort

7.9

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 $709. Other airlines that can offer you cheap pricing are Icelandair, from $759, and Iberia, from $773. Finnair is 27% 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 Lufthansa, with whom users have recently found tickets for as low as $561. However, be on the lookout for offers from WestJet and Aer Lingus, 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 (92%), Finnair (77%) or American Airlines (76%) 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 $2,390, our data indicates the cheapest price to be $697. The most popular route (London Heathrow - Dallas/Fort Worth), is priced around $439.

  • 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

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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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$848Average$1,086FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$868Average$1,077FlexibilityNo cancel feeOn-time71%
FinnairCheapest$887Average$1,102FlexibilityNo cancel feeOn-time76%
IberiaCheapest$1,058Average$1,276FlexibilityNo cancel feeOn-time77%

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