Cheap flights from London Heathrow Airport to Dallas/Fort Worth Airport from £343

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Dallas/Fort Worth are usually found in November or September, booked 85 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Heathrow to Dallas/Fort Worth

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Dallas/Fort Worth
Explore the most affordable flight options available from Heathrow to Dallas/Fort Worth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2026.

Wed 25/206:40
LHR
-
DFW
3 stops23h 10m
Multiple Airlines
Mon 2/320:40
DFW
-
LHR
3 stops34h 15m
Multiple Airlines
Deal found 11/2£542
Tue 24/217:30
LHR
-
DFW
2 stops31h 54m
Multiple Airlines
Tue 3/307:18
DFW
-
LHR
3 stops27h 42m
Multiple Airlines
Deal found 10/2£544
Tue 24/209:20
LHR
-
DFW
1 stop14h 23m
JetBlue
Wed 4/318:38
DFW
-
LHR
1 stop30h 17m
JetBlue
Deal found 12/2£544
Thu 12/306:40
LHR
-
DFW
2 stops17h 30m
Multiple Airlines
Sat 21/307:35
DFW
-
LHR
3 stops31h 20m
Multiple Airlines
Deal found 11/2£546
Mon 2/310:40
LHR
-
DFW
1 stop14h 44m
Multiple Airlines
Tue 10/313:36
DFW
-
LHR
1 stop14h 54m
Multiple Airlines
Deal found 10/2£546
Mon 16/321:05
LHR
-
DFW
2 stops27h 05m
Multiple Airlines
Mon 30/307:20
DFW
-
LHR
3 stops29h 30m
Multiple Airlines
Deal found 11/2£549
Mon 2/318:05
LHR
-
DFW
2 stops31h 19m
Multiple Airlines
Thu 12/306:34
DFW
-
LHR
3 stops31h 16m
Multiple Airlines
Deal found 12/2£555

Find flight deals from Heathrow to Dallas/Fort Worth

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Dallas/Fort Worth (DFW). 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 13 February 2026.

Round-trip from

£542

One-way from

£343

Popular in

July

Cheapest in

November

Average price

£696

Good round-trip deal

£645 or less

Good one-way deal

£511 or less
25/2-2/3
  • 25/2-2/3
  • 6 total stops
  • 57h 25m total
  • London to Dallas
9/5
  • 9/5
  • 3 total stops
  • 21h 18m total
  • London to Dallas
Highest demand for flights based on searches. 10% potential increase in price (£67 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in February 2026
Price to beat on a round-trip flight from London Heathrow to Dallas/Fort Worth.
Price to beat on a one-way flight from London Heathrow to Dallas/Fort Worth.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Dallas/Fort Worth 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 13 February 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Dallas/Fort Worth Airport that are best for you.

Fly from

Heathrow

Fly to

Dallas/Fort Worth

Route

Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 13/5

18:15-10:44

1 stop22h 29m

Dallas/Fort Worth

Fri 22/5

17:25-17:35

1 stop18h 10m

£624

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 25/2

06:40-21:43

2 stops21h 03m

Dallas/Fort Worth

Wed 18/3

08:00-18:50

3 stops29h 50m

£647

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 16/3

06:40-00:27

2 stops22h 47m

Dallas/Fort Worth

Mon 30/3

07:20-17:40

2 stops28h 20m

£676

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 12/3

06:40-00:27

2 stops22h 47m

Dallas/Fort Worth

Thu 19/3

08:00-16:00

2 stops27h 00m

£678

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 27/5

07:05-21:04

2 stops19h 59m

Dallas/Fort Worth

Wed 3/6

11:16-17:40

2 stops24h 24m

£711

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sat 2/5

06:40-00:32

2 stops23h 52m

Dallas/Fort Worth

Tue 12/5

11:16-16:00

2 stops22h 44m

£728

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Wed 11/3

19:30-00:27

2 stops33h 57m

Dallas/Fort Worth

Sat 21/3

07:30-17:40

2 stops29h 10m

£751

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 11/5

10:20-23:54

2 stops19h 34m

Dallas/Fort Worth

Wed 20/5

11:16-18:30

2 stops25h 14m

£758

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 16/3

10:20-16:10

1 stop34h 50m

Dallas/Fort Worth

Mon 30/3

19:40-10:55

Nonstop9h 15m

£769

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Tue 21/4

06:30-14:15

1 stop13h 45m

Dallas/Fort Worth

Tue 19/5

15:30-11:35

1 stop14h 05m

£779

Flights are sorted by cheapest return flights first.

Deals found on 12/2

Showing 1-10 of 20 results
1
2

Best time to book a flight from Heathrow to Dallas/Fort Worth

Have a flexible travel schedule? Discover the best time to fly to Dallas/Fort Worth from Heathrow 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 London Heathrow Airport to Dallas/Fort Worth Airport

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

Use this chart to determine the optimal time to book a return flight from Heathrow to Dallas/Fort Worth. Price data was last updated on 6 February 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Dallas/Fort Worth Airport, 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/Fort Worth Airport?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas/Fort Worth Airport (average of £475). Flying from London Heathrow Airport to Dallas/Fort Worth Airport in July is currently the most expensive (average of £650). 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/Fort Worth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 February 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/Fort Worth Airport as you normally would.

How much does it cost for a return flight from London Heathrow Airport to Dallas/Fort Worth Airport?

Reviews of airlines servicing Dallas/Fort Worth

Get insights into the airlines that provide service to Dallas/Fort Worth. 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/Fort Worth. Reviews last updated 13 February 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Dallas/Fort Worth Airport, such as Finnair, American Airlines, andIberia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Comfort

7.4

Crew

8.2

Entertainment

6.9

Food

6.7

Overall

7.6

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Dallas/Fort Worth. 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/Fort Worth Airport?

    Scandinavian Airlines can get you from London Heathrow Airport to Dallas/Fort Worth Airport in just under 21h 03m. Your travel time can differ by up to . There are 4736 mi between London Heathrow Airport and Dallas/Fort Worth Airport.

  • What are the cheapest airlines flying from London Heathrow Airport to Dallas/Fort Worth Airport round-trip?

    Flying on Virgin Atlantic is currently your cheapest option to Dallas/Fort Worth Airport, with prices starting at £411. Additional return tickets that might be worth considering are offered by Lufthansa and Air Canada, with the lowest prices starting at £424 and £463, respectively. Virgin Atlantic is currently priced 48% below the average price you’ll pay for this route.

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

    £381 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Lufthansa and Virgin Atlantic, with prices starting from £505 and £524, respectively.

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

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Dallas/Fort Worth Airport consider choosing Gulf Air (79%), Malaysia Airlines (79%) or Royal Jordanian (77%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £1,819 for a flight from London Heathrow Airport to Dallas/Fort Worth Airport. The cheapest flight overall is £435 while the most popular route, (London Heathrow - Dallas/Fort Worth) is currently priced at £456.

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

    Yes. In addition to deals on Heathrow to Dallas/Fort Worth flights, Cheapflights offers holiday packages that include both flights and hotel.

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Dallas/Fort Worth 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/Fort Worth Airport?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas/Fort Worth Airport (average of £475). Flying from London Heathrow Airport to Dallas/Fort Worth Airport in July is currently the most expensive (average of £650). 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

Travelling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Denton
Arlington
Fort Worth
Granbury
Frisco
Plano
Garland
Corinth
Grapevine

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Dallas/Fort Worth on these airlines

Choose from the following airlines for your flight from Heathrow to Dallas/Fort Worth. Flights are based on user searches made on Cheapflights and were last updated on 13 February 2026.

Top 10 airlines flying from Heathrow to Dallas/Fort Worth

Discover the top 10 airlines that operate flights from Heathrow to Dallas/Fort Worth. 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 858,174 searches. Data last updated 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£411Average£755FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£424Average£626FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapest£463Average£675FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£466Average£688FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
JetBlueCheapest£473Average£587FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
IcelandairCheapest£491Average£628FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£492Average£722FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air FranceCheapest£505Average£856FlexibilityNo cancel feeOn-time77%
Search Air France flights
Scandinavian AirlinesCheapest£513Average£620FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
American AirlinesCheapest£591Average£809FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Heathrow to Dallas/Fort Worth?

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 Dallas/Fort Worth from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Dallas/Fort Worth?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Dallas/Fort Worth by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Dallas/Fort Worth with no change fees?

Need flexible booking options for your flight to Dallas/Fort Worth from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Dallas/Fort Worth become cheaper?

Of course! You can now track prices for flights from Heathrow to Dallas/Fort Worth and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.