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$269+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$742
(Scandinavian Airlines)

One-way from

$269
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$1,418

Good round-trip deal

$763 or less

Good one-way deal

$562 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 ($277 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 18, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 6/17. 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.
Tue 9/1611:15 amDFW - LHR
2 stops24h 25mScandinavian Airlines
Tue 9/237:05 amLHR - DFW
3 stops20h 23mScandinavian Airlines
Deal found 6/17$742
This Kiwi.com deal was found by Cheapflights users on 6/18. 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 10/76:00 amDFW - LHR
1 stop22h 05mMultiple Airlines
Tue 10/1411:40 amLHR - DFW
1 stop18h 40mMultiple Airlines
Deal found 6/18$744
This Cheapflightsfares deal was found by Cheapflights users on 6/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:15 pmDFW - LHR
Nonstop9h 15mBritish Airways
Fri 9/126:20 amLHR - DFW
1 stop15h 50mBritish Airways
Deal found 6/17$774
This lol.travel deal was found by Cheapflights users on 6/18. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/33:50 pmDFW - LHR
1 stop12h 40mVirgin Atlantic
Tue 8/196:15 amLHR - DFW
1 stop13h 20mVirgin Atlantic
Deal found 6/18$792
This lol.travel deal was found by Cheapflights users on 6/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:35 pmDFW - LHR
Nonstop9h 10mFinnair
Tue 8/196:10 pmLHR - DFW
1 stop26h 55mFinnair
Deal found 6/16$797
This Gotogate deal was found by Cheapflights users on 6/18. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/39:25 amDFW - LHR
1 stop18h 35mAir Canada
Tue 8/196:50 amLHR - DFW
2 stops18h 17mAir Canada
Deal found 6/18$800
This American Airlines deal was found by Cheapflights users on 6/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2510:59 pmDFW - LHR
Nonstop9h 26mAmerican Airlines
Wed 9/38:50 amLHR - DFW
1 stop13h 20mAmerican Airlines
Deal found 6/18$805
This CrystalTravel deal was found by Cheapflights users on 6/16. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:24 pmDFW - LHR
2 stops18h 36mSWISS
Thu 9/48:40 amLHR - DFW
2 stops19h 35mSWISS
Deal found 6/16$807
This Iberia deal was found by Cheapflights users on 6/17. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:45 pmDFW - LHR
Nonstop9h 05mIberia
Wed 9/311:30 amLHR - DFW
1 stop14h 40mIberia
Deal found 6/17$816
This United Airlines deal was found by Cheapflights users on 6/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/279:25 amDFW - LHR
1 stop15h 05mUnited Airlines
Fri 9/56:30 amLHR - DFW
1 stop13h 35mUnited Airlines
Deal found 6/16$824
This Delta deal was found by Cheapflights users on 6/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/244:05 pmDFW - LHR
1 stop13h 05mDelta
Wed 9/106:15 amLHR - DFW
1 stop13h 20mDelta
Deal found 6/16$829
This deal was found by Cheapflights users on 6/16. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/253:50 pmDFW - LHR
1 stop14h 50mLufthansa
Tue 9/236:30 amLHR - DFW
1 stop13h 35mLufthansa
Deal found 6/16$850

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 June 18, 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

Tue 9/16

11:15 am-5:40 pm

2 stops24h 25m

London Heathrow

Tue 9/23

7:05 am-9:28 pm

3 stops20h 23m

$742

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 9/2

8:39 pm-9:35 am

3 stops30h 56m

London Heathrow

Sat 9/13

8:45 am-5:19 am

3 stops26h 34m

$746

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 9/3

9:15 pm-12:30 pm

Nonstop9h 15m

London Heathrow

Fri 9/12

6:20 am-4:10 pm

1 stop15h 50m

$774

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/3

3:50 pm-10:30 am

1 stop12h 40m

London Heathrow

Tue 8/19

6:15 am-1:35 pm

1 stop13h 20m

$792

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/3

9:35 pm-12:45 pm

Nonstop9h 10m

London Heathrow

Tue 8/19

6:10 pm-3:05 pm

1 stop26h 55m

$797

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/3

9:25 am-10:00 am

1 stop18h 35m

London Heathrow

Tue 8/19

6:50 am-7:07 pm

2 stops18h 17m

$800

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 8/25

10:59 pm-2:25 pm

Nonstop9h 26m

London Heathrow

Wed 9/3

8:50 am-4:10 pm

1 stop13h 20m

$805

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/24

12:24 pm-1:00 pm

2 stops18h 36m

London Heathrow

Thu 9/4

8:40 am-10:15 pm

2 stops19h 35m

$807

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 8/27

7:45 pm-10:50 am

Nonstop9h 05m

London Heathrow

Wed 9/3

11:30 am-8:10 pm

1 stop14h 40m

$816

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 8/27

9:25 am-6:30 am

1 stop15h 05m

London Heathrow

Fri 9/5

6:30 am-2:05 pm

1 stop13h 35m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 22 results
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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 June 13, 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 $1,106). 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 June 18, 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 12% 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 June 18, 2025.

The most flights from DFW to LHR are scheduled on a Monday (29 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (26 on average).

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 18, 2025.
Read reviews from past customers who have flown Delta, Finnair and SWISS from Dallas to London. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
1,292 reviews
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
1,632 reviews
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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
8,810 reviews
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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!
JetBlue
7.3
Good
2,923 reviews
Delta
8.0
Very good
7,964 reviews

Overall

8.0

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

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 $742, Scandinavian Airlines will fly you from Dallas/Fort Worth Airport to London Heathrow Airport and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Finnair - these airlines can fly you to your destination from $774 and $798, respectively. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 21% less than the average price by searching for these airlines.

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

    $365 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on JetBlue and Scandinavian Airlines, with prices starting from $369 and $434, respectively.

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

    Consider Royal Jordanian (85%), Malaysia Airlines (81%) or Gulf Air (79%) 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 $4,101, our data indicates the cheapest price to be $435. The most popular route (Dallas/Fort Worth - London Heathrow), is priced around $641.

  • 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 $1,106). 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 Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood
Chichester

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 June 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$464Average$838FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$514Average$799FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$541Average$810FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$544Average$748FlexibilityNo cancel feeOn-time77%
KLMCheapest$558Average$1,052FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$563Average$829FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$588Average$915FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$603Average$1,022FlexibilityNo cancel feeOn-time67%
FinnairCheapest$636Average$872FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$649Average$970FlexibilityNo cancel feeOn-time71%

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