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$698+ 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
Jul 31 — Aug 71
Fri 7/31
Fri 8/7
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Dallas are usually found in November or September, booked 73 days in advance, depart on a Saturday or Tuesday and return on a Wednesday

Cheap 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 July 1, 2026.

This Justfly.com deal was found by Cheapflights users on 6/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:40 am
LHR
-
DFW
2 stops23h 19m
Scandinavian Airlines
Thu 9/177:05 am
DFW
-
LHR
2 stops26h 55m
Scandinavian Airlines
Deal found 6/30$893
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:55 am
LHR
-
DFW
2 stops29h 29m
Multiple Airlines
Sun 9/274:00 pm
DFW
-
LHR
1 stop12h 40m
Multiple Airlines
Deal found 6/30$899
This Trip.com deal was found by Cheapflights users on 6/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:15 pm
LHR
-
DFW
1 stop15h 32m
Multiple Airlines
Tue 9/82:22 pm
DFW
-
LHR
1 stop14h 18m
Multiple Airlines
Deal found 6/30$902
This Scandinavian Airlines deal was found by Cheapflights users on 6/30. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:40 am
LHR
-
DFW
2 stops21h 38m
Scandinavian Airlines
Tue 8/258:10 am
DFW
-
LHR
2 stops27h 30m
Scandinavian Airlines
Deal found 6/30$904
This Scandinavian Airlines deal was found by Cheapflights users on 6/29. 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.
Thu 8/276:40 am
LHR
-
DFW
2 stops23h 19m
Scandinavian Airlines
Sat 9/57:00 am
DFW
-
LHR
2 stops20h 20m
Scandinavian Airlines
Deal found 6/29$905
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:55 am
LHR
-
DFW
2 stops29h 29m
Multiple Airlines
Mon 10/51:26 pm
DFW
-
LHR
1 stop11h 44m
Multiple Airlines
Deal found 6/30$908
This Scandinavian Airlines deal was found by Cheapflights users on 6/27. 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.
Wed 11/117:05 am
LHR
-
DFW
3 stops23h 08m
Scandinavian Airlines
Sat 11/147:00 am
DFW
-
LHR
3 stops25h 35m
Scandinavian Airlines
Deal found 6/27$912
This Justfly.com deal was found by Cheapflights users on 6/28. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/146:40 pm
LHR
-
DFW
2 stops33h 59m
Scandinavian Airlines
Wed 9/308:10 am
DFW
-
LHR
2 stops24h 25m
Scandinavian Airlines
Deal found 6/28$913
This Scandinavian Airlines deal was found by Cheapflights users on 6/29. 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.
Fri 9/116:40 am
LHR
-
DFW
3 stops23h 19m
Scandinavian Airlines
Mon 9/217:05 am
DFW
-
LHR
2 stops20h 15m
Scandinavian Airlines
Deal found 6/29$914
This Scandinavian Airlines deal was found by Cheapflights users on 6/27. 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.
Thu 8/207:05 am
LHR
-
DFW
3 stops22h 54m
Scandinavian Airlines
Tue 8/258:10 am
DFW
-
LHR
2 stops27h 30m
Scandinavian Airlines
Deal found 6/27$915
This Scandinavian Airlines deal was found by Cheapflights users on 6/27. 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.
Mon 8/36:40 am
LHR
-
DFW
2 stops21h 38m
Scandinavian Airlines
Tue 8/256:30 am
DFW
-
LHR
2 stops33h 10m
Scandinavian Airlines
Deal found 6/27$916
This Cheapflightsfares deal was found by Cheapflights users on 6/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:20 am
LHR
-
DFW
2 stops19h 39m
Scandinavian Airlines
Sun 10/187:05 am
DFW
-
LHR
2 stops20h 15m
Scandinavian Airlines
Deal found 6/29$917

Find 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 July 1, 2026.

Round-trip from

$893
(Justfly.com)

One-way from

$705
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,433
From London Heathrow to Dallas
Search Deals
One-way flight from London Heathrow to Dallas
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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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 July 1, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sun 9/27

6:40 am-11:59 pm

3 stops23h 19m

Dallas/Fort Worth

Wed 9/30

8:10 am-2:35 pm

2 stops24h 25m

$957

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 8/12

6:40 am-10:18 pm

2 stops21h 38m

Dallas/Fort Worth

Mon 8/24

8:10 am-2:35 pm

2 stops24h 25m

$1,027

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Tue 8/11

6:40 am-11:55 pm

2 stops23h 15m

Dallas/Fort Worth

Mon 8/31

4:15 pm-6:30 pm

2 stops20h 15m

$1,050

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 8/26

6:40 am-10:18 pm

2 stops21h 38m

Dallas/Fort Worth

Sat 8/29

8:10 am-2:35 pm

2 stops24h 25m

$1,187

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Wed 11/11

8:55 am-5:50 pm

1 stop14h 55m

Dallas Love Field

Mon 11/16

6:37 pm-11:40 am

1 stop11h 03m

$1,207

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Wed 9/2

3:15 pm-10:26 pm

1 stop13h 11m

Dallas Love Field

Tue 9/15

6:47 pm-1:15 pm

1 stop12h 28m

$1,210

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Wed 9/2

9:20 am-5:14 pm

1 stop13h 54m

Dallas Love Field

Mon 9/14

6:47 pm-1:15 pm

1 stop12h 28m

$1,210

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 11/5

12:05 pm-7:39 pm

1 stop13h 34m

Dallas/Fort Worth

Thu 11/19

2:10 pm-7:40 am

1 stop11h 30m

$1,224
Quickest round-trip

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sat 9/26

8:55 am-1:00 pm

Nonstop10h 05m

Dallas/Fort Worth

Wed 9/30

6:41 pm-12:40 pm

1 stop11h 59m

$1,241

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 8/31

6:30 am-5:41 pm

2 stops17h 11m

Dallas/Fort Worth

Mon 9/14

5:30 am-6:25 am

1 stop18h 55m

$1,271

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 40 resultsSorted by cheapest first
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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.

Cheapflights Insights

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

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 $169). Flying from London Heathrow Airport to Dallas in November is currently the most expensive (average of $2,577). 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 July 1, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Dallas as you normally would.

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 July 1, 2026.

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

How much does it cost to fly round-trip from London Heathrow Airport to Dallas?

How often are flights from London to Dallas delayed?

About 12% of weekly flights between London and Dallas have experienced delays in the past year, with the average delay time being 152 minutes.

What is the most punctual flight time for London to Dallas flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Dallas flights?

Over the last year, American Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.

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

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.

The best insider tips for London Heathrow Airport to Dallas flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Dallas trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on Iberia

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
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

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
Chris Dong

Chris Dong

Expert on DFW

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

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

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 July 1, 2026.
See what other customers who have flown with American Airlines,JetBlue, andBritish Airways from London Heathrow Airport to Dallas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,766 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.1
Good
11,766 reviews
American Airlines
7.1
Good
11,766 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
JetBlue
7.1
Good
3,012 reviews
American Airlines
7.1
Good
11,766 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
British Airways
6.7
Okay
8,087 reviews
American Airlines
7.1
Good
11,766 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

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.

  • How long is the flight from London Heathrow Airport to Dallas?

    For as low as $904, Scandinavian Airlines can have you in Dallas from London Heathrow Airport in 21h 38m. The distance between London Heathrow Airport and Dallas is about 4736 mi.

  • 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 $773. Other airlines that can offer you cheap pricing are JetBlue, from $782, and British Airways, from $967. American Airlines is 33% 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 American Airlines, with whom users have recently found tickets for as low as $673. However, be on the lookout for offers from Finnair and British Airways, 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 (87%), Gulf Air (81%) or American Airlines (79%) 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 $2,262, our data indicates the cheapest price to be $573. The most popular route (London Heathrow - Dallas/Fort Worth), is priced around $682.

  • 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 $169). Flying from London Heathrow Airport to Dallas in November is currently the most expensive (average of $2,577). 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 3 airlines flying from Heathrow to Dallas

Discover the top 3 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 July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$773Average$1,321FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$782Average$1,036FlexibilityNo cancel feeOn-time62%
British AirwaysCheapest$967Average$1,343FlexibilityNo cancel feeOn-time70%

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