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$265+ Cheap flights from Dallas 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas 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 to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Dallas (A78) 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 2, 2025.

Round-trip from

$747
(Kiwi.com)

One-way from

$265
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,186
From Dallas to London Heathrow
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One-way flight from Dallas to London Heathrow
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Highest demand for flights based on searches. 22% potential increase in price ($272 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 July 2025
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Find flight deals from Dallas to Heathrow

Cheapest flights from Dallas to Heathrow
Explore the most affordable flight options available from Dallas to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Sun 8/35:45 amDFW - LHR
1 stop22h 15mMultiple Airlines
Tue 8/195:30 pmLHR - DFW
1 stop18h 09mMultiple Airlines
Deal found 7/1$747
This Scandinavian Airlines deal was found by Cheapflights users on 7/1. 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 9/233:52 pmDAL - LHR
2 stops18h 08mScandinavian Airlines
Fri 10/36:40 amLHR - DAL
2 stops20h 27mScandinavian Airlines
Deal found 7/1$751
This Ovago deal was found by Cheapflights users on 7/1. 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.
Tue 9/97:10 amDFW - LHR
2 stops20h 25mScandinavian Airlines
Fri 9/196:40 amLHR - DFW
2 stops23h 09mScandinavian Airlines
Deal found 7/1$756
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:40 pmDFW - LHR
Nonstop9h 10mBritish Airways
Fri 9/196:20 amLHR - DFW
1 stop15h 45mBritish Airways
Deal found 6/30$776
This Ticket deal was found by Cheapflights users on 7/1. 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.
Sun 8/36:40 pmDAL - LHR
1 stop12h 50mVirgin Atlantic
Tue 8/193:15 pmLHR - DAL
1 stop14h 34mVirgin Atlantic
Deal found 7/1$780
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:10 pmDFW - LHR
1 stop30h 20mJetBlue
Sat 8/238:25 amLHR - DFW
1 stop14h 47mJetBlue
Deal found 6/30$781
This Flightnetwork deal was found by Cheapflights users on 7/1. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:30 amDFW - LHR
2 stops18h 00mAir Canada
Tue 8/196:50 amLHR - DFW
2 stops20h 50mAir Canada
Deal found 7/1$788
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:52 pmDAL - LHR
1 stop13h 18mKLM
Fri 9/199:20 amLHR - DAL
1 stop14h 19mKLM
Deal found 6/30$844
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:00 pmDAL - LHR
1 stop13h 15mDelta
Tue 8/191:05 pmLHR - DAL
1 stop14h 03mDelta
Deal found 6/30$846

Cheapflights Fare Finder

Customize your flight search to find flights from Dallas 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 2, 2025.
Use the filters below to find and compare flights from Dallas to London Heathrow Airport that are best for you.

Fly from

Dallas

Fly to

Heathrow

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/3

5:45 am-10:00 am

1 stop22h 15m

London Heathrow

Tue 8/19

5:30 pm-5:39 am

1 stop18h 09m

$747

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Tue 9/23

3:52 pm-4:00 pm

2 stops18h 08m

London Heathrow

Fri 10/3

6:40 am-9:07 pm

2 stops20h 27m

$751

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 9/9

7:10 am-9:35 am

2 stops20h 25m

London Heathrow

Fri 9/19

6:40 am-11:49 pm

2 stops23h 09m

$756

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 9/9

7:40 pm-10:50 am

Nonstop9h 10m

London Heathrow

Fri 9/19

6:20 am-4:05 pm

1 stop15h 45m

$776

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Sun 8/3

6:40 pm-1:30 pm

1 stop12h 50m

London Heathrow

Tue 8/19

3:15 pm-11:49 pm

1 stop14h 34m

$780

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 8/16

6:10 pm-6:30 am

1 stop30h 20m

London Heathrow

Sat 8/23

8:25 am-5:12 pm

1 stop14h 47m

$781

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 8/3

6:30 am-6:30 am

2 stops18h 00m

London Heathrow

Tue 8/19

6:50 am-9:40 pm

2 stops20h 50m

$788

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Tue 9/9

3:52 pm-11:10 am

1 stop13h 18m

London Heathrow

Fri 9/19

9:20 am-5:39 pm

1 stop14h 19m

$844

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Sun 8/3

12:00 pm-7:15 am

1 stop13h 15m

London Heathrow

Tue 8/19

1:05 pm-9:08 pm

1 stop14h 03m

$846

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 8/2

10:26 pm-11:55 am

2 stops31h 29m

$265

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 16 results
1
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The best insider tips for Dallas 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 to London Heathrow Airport trip
Airports
DFW

DFW's Terminal D offers luxury lounges like the Capital One Lounge and Centurion Lounge, ideal for relaxing before your long flight to London.

Read more about DFWby Chris Dong
LHR

For a quick trip to central London, take the Heathrow Express to Paddington Station, the fastest option from LHR.

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 to Heathrow

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

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

Use this chart to determine the optimal time to book a round-trip flight from Dallas to Heathrow. Price data was last updated on June 27, 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas 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 to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Dallas to London Heathrow Airport (average of $661). Flying from Dallas to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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 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 2, 2025.

It’s optimal to fly from Dallas to London Heathrow Airport at noon. By choosing this option you can save up to 13% on the cost of your flight, compared to a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Dallas to Heathrow. Price data was last updated on December 8, 2024.

Travelers seeking maximum savings on their Dallas 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 to London Heathrow Airport

Explore weekly flight availability from Dallas 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 2, 2025.

The most flights from A78 to LHR are scheduled on a Wednesday (29 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

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 2, 2025.
Read through reviews of airlines operating flights from Dallas to London Heathrow Airport, such as Delta, KLM, and Air France. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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
7,975 reviews
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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!
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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!
Air France
7.5
Good
1,472 reviews
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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!
Virgin Atlantic
7.4
Good
654 reviews
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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!
JetBlue
7.3
Good
2,918 reviews
Delta
8.0
Very good
7,975 reviews

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

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 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 to London Heathrow Airport round-trip?

    Flying on Scandinavian Airlines is currently your cheapest option to London Heathrow Airport, with prices starting at $751. Additional round-trip tickets that might be worth considering are offered by British Airways and Virgin Atlantic, with the lowest prices starting at $776 and $780, respectively. Scandinavian Airlines is currently priced 20% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Dallas to London Heathrow Airport are Scandinavian Airlines ($443), Virgin Atlantic ($506), and Air France ($511).

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

    Before booking your flight to London Heathrow Airport from Dallas, check out the most reliable airlines to get you to your destination on time: Royal Jordanian (83%), Malaysia Airlines (79%), Gulf Air( 76%).

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

    Looking for the cheapest flight from Dallas to London Heathrow Airport? While on average our users pay $3,253, our data indicates the cheapest price to be $487. The most popular route (Dallas/Fort Worth - London Heathrow), is priced around $705.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Dallas to London Heathrow Airport (average of $661). Flying from Dallas to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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?

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Alternative routes for Dallas to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Dallas to Heathrow

Discover the top 10 airlines that operate flights from Dallas 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 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$464Average$878FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$487Average$787FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$541Average$810FlexibilityNo cancel feeOn-time77%
Scandinavian AirlinesCheapest$544Average$743FlexibilityNo cancel feeOn-time77%
KLMCheapest$558Average$1,052FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$563Average$829FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$584Average$910FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$603Average$1,022FlexibilityNo cancel feeOn-time67%
FinnairCheapest$645Average$879FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$650Average$964FlexibilityNo cancel feeOn-time71%

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