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$287+ Cheap flights from Dallas/Fort Worth (DFW) to Heathrow (LHR)

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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas/Fort Worth to London Heathrow are usually found in January or October, booked 79 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Dallas/Fort Worth to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Heathrow (LHR). 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 31, 2025.

Round-trip from

$629
(Ovago)

One-way from

$287
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,158

Good round-trip deal

$776 or less

Good one-way deal

$476 or less
From Dallas/Fort Worth to London Heathrow
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One-way flight from Dallas/Fort Worth to London Heathrow
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Highest demand for flights based on searches. 22% potential increase in price ($276 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Dallas/Fort Worth to London Heathrow.
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Price to beat on a one-way flight from Dallas/Fort Worth to London Heathrow.
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Find flight deals from Dallas/Fort Worth to Heathrow

Cheapest flights from Dallas/Fort Worth to Heathrow
Explore the most affordable flight options available from Dallas/Fort Worth to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Ovago deal was found by Cheapflights users on 7/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:15 pmDFW - LHR
Nonstop9h 00mBritish Airways
Wed 11/192:55 pmLHR - DFW
Nonstop10h 15mBritish Airways
Deal found 7/30$629
This Iberia deal was found by Cheapflights users on 7/30. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/106:40 pmDFW - LHR
1 stop11h 35mIberia
Tue 8/268:20 amLHR - DFW
Nonstop10h 00mIberia
Deal found 7/30$630
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/97:55 pmDFW - LHR
1 stop33h 55mUnited Airlines
Tue 8/266:30 amLHR - DFW
1 stop13h 35mUnited Airlines
Deal found 7/29$631
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1010:35 amDFW - LHR
2 stops13h 55mMultiple Airlines
Tue 8/269:30 amLHR - DFW
1 stop18h 10mMultiple Airlines
Deal found 7/31$632
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 8/105:45 pmDFW - LHR
1 stop11h 25mDelta
Thu 8/216:15 amLHR - DFW
2 stops18h 59mDelta
Deal found 7/31$637
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/159:25 amDFW - LHR
2 stops15h 10mAir Canada
Wed 10/229:30 amLHR - DFW
2 stops15h 57mAir Canada
Deal found 7/31$648
This SWISS deal was found by Cheapflights users on 7/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/107:00 amDFW - LHR
2 stops18h 55mSWISS
Tue 8/266:00 amLHR - DFW
2 stops22h 15mSWISS
Deal found 7/29$652
This Virgin Atlantic deal was found by Cheapflights users on 7/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:59 amDFW - LHR
1 stop12h 26mVirgin Atlantic
Wed 8/139:40 amLHR - DFW
2 stops18h 01mVirgin Atlantic
Deal found 7/30$654
This Finnair deal was found by Cheapflights users on 7/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/45:50 pmDFW - LHR
Nonstop9h 10mFinnair
Tue 9/96:10 pmLHR - DFW
1 stop26h 55mFinnair
Deal found 7/30$655
This Lufthansa deal was found by Cheapflights users on 7/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/53:50 pmDFW - LHR
1 stop17h 50mLufthansa
Mon 8/254:25 pmLHR - DFW
2 stops27h 40mLufthansa
Deal found 7/29$669

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth to Heathrow 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 31, 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to London Heathrow Airport that are best for you.

Fly from

Dallas/Fort Worth

Fly to

Heathrow

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 11/10

9:15 pm-12:15 pm

Nonstop9h 00m

London Heathrow

Wed 11/19

2:55 pm-7:10 pm

Nonstop10h 15m

$629

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/10

9:35 pm-12:45 pm

Nonstop9h 10m

London Heathrow

Tue 8/26

3:10 pm-7:15 pm

Nonstop10h 05m

$630

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/10

5:50 pm-9:00 am

Nonstop9h 10m

London Heathrow

Tue 8/26

8:20 am-12:20 pm

Nonstop10h 00m

$631

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 8/13

10:35 am-10:40 am

2 stops18h 05m

London Heathrow

Tue 8/19

7:25 am-7:49 pm

2 stops18h 24m

$636

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/10

5:45 pm-11:10 am

1 stop11h 25m

London Heathrow

Thu 8/21

6:15 am-7:14 pm

2 stops18h 59m

$637

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 10/1

9:25 am-6:35 am

2 stops15h 10m

London Heathrow

Mon 10/6

8:25 pm-2:05 pm

2 stops23h 40m

$647

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 10/15

9:25 am-6:35 am

2 stops15h 10m

London Heathrow

Wed 10/22

9:30 am-7:27 pm

2 stops15h 57m

$648

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/10

7:00 am-7:55 am

2 stops18h 55m

London Heathrow

Tue 8/26

6:00 am-10:15 pm

2 stops22h 15m

$652

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 11/15

7:19 am-3:30 pm

2 stops26h 11m

$287

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

The best insider tips for Dallas/Fort Worth Airport to London Heathrow Airport 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 Dallas/Fort Worth Airport to London Heathrow Airport trip
Airports
DFW

For a smooth departure, use the Skylink Train for quick terminal transfers. Trains run every two minutes, making navigation efficient.

Read more about DFWby Chris Dong
LHR

For a quick city transfer, take the Heathrow Express to Paddington Station. It's the fastest way into central London.

Read more about LHRby Ramsey Qubein
Our travel experts
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 Dallas/Fort Worth to Heathrow

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to Heathrow. Price data was last updated on July 25, 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of $661). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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 DFW to LHR?

Find hourly flight availability from Dallas/Fort Worth to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

It’s optimal to fly from Dallas/Fort Worth Airport to London Heathrow Airport at noon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Dallas/Fort Worth Airport to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Dallas/Fort Worth Airport to London Heathrow Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Dallas/Fort Worth Airport to London Heathrow Airport

Explore weekly flight availability from Dallas/Fort Worth to Heathrow. 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 31, 2025.

The most flights from DFW to LHR are scheduled on a Thursday (29 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (25 on average).

What’s the top layover airport for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

Share of 1-stop round-trip flights from Dallas/Fort Worth Airport to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.

Frankfurt am Main (FRA) – chosen by Cheapflights users on 50% of 1-stop itineraries from Dallas/Fort Worth Airport to London Heathrow Airport on Cheapflights.

What’s the cheapest layover airport for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

Average round-trip fare for 1-stop flights from Dallas/Fort Worth Airport to London Heathrow Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $935.

What’s the fastest layover option from Dallas/Fort Worth Airport to London Heathrow Airport?

Shortest average travel time for 1-stop one-way flights from Dallas/Fort Worth Airport to London Heathrow Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 11h 44m.

Which airport typically offers the quickest layover for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

Average layover duration for 1-stop one-way flights from Dallas/Fort Worth Airport to London Heathrow Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 1h 05m.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with Delta, Finnair, and SWISS from Dallas/Fort Worth Airport to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    Currently priced at $629, British Airways will fly you from Dallas/Fort Worth Airport to London Heathrow Airport and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Finnair and Iberia - these airlines can fly you to your destination from $630 and $631, respectively. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 33% less than the average price by searching for these airlines.

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

    Consider Royal Jordanian (83%), Malaysia Airlines (78%) or American Airlines (73%) when booking your flight. These represent the most reliable airlines when flying from Dallas/Fort Worth Airport to London Heathrow Airport.

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

    Looking for the cheapest flight from Dallas/Fort Worth Airport to London Heathrow Airport? While on average our users pay $3,223, our data indicates the cheapest price to be $239. The most popular route (Dallas/Fort Worth - London Heathrow), is priced around $577.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of $661). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Dartford
Broadway
Aylesbury
Chelmsford
Folkestone
Southend-on-Sea
Chichester
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Dallas/Fort Worth to Heathrow

Discover the top 10 airlines that operate flights from Dallas/Fort Worth to Heathrow. 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$116Average$160FlexibilityNo cancel feeOn-time62%
Virgin AtlanticCheapest$515Average$823FlexibilityNo cancel feeOn-time72%
DeltaCheapest$516Average$883FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$544Average$743FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$563Average$866FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$582Average$903FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$637Average$1,015FlexibilityNo cancel feeOn-time67%
FinnairCheapest$639Average$884FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$649Average$971FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$672Average$868FlexibilityNo cancel feeOn-time69%

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