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Heathrow

$300+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
abr 2 — abr 91
qua 4/2
qua 4/9
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 março 28, 2025.

Round-trip from

$648
(Mytrip)

One-way from

$300
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$829
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. 21% potential increase in price ($251 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in March 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 março 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 5/46:10 amDFW - LHR
3 stops28h 50mMultiple Airlines
seg 5/126:40 amLHR - DFW
3 stops32h 33mMultiple Airlines
Deal found 3/27$648
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 4/287:30 amDFW - LHR
2 stops20h 05mScandinavian Airlines
qua 5/77:05 amLHR - DFW
2 stops19h 52mScandinavian Airlines
Deal found 3/27$658
This Scandinavian Airlines deal was found by Cheapflights users on 3/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 9/3012:01 pmDAL - LHR
2 stops24h 29mScandinavian Airlines
qua 10/156:40 amLHR - DAL
2 stops22h 58mScandinavian Airlines
Deal found 3/28$698
This Expedia deal was found by Cheapflights users on 3/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 3/3111:08 amDFW - LHR
1 stop13h 22mJetBlue
sex 4/48:25 amLHR - DFW
1 stop31h 58mJetBlue
Deal found 3/27$712
This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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.
qua 10/16:45 pmDFW - LHR
1 stop13h 30mBritish Airways
qua 10/83:10 pmLHR - DFW
Nonstop10h 20mBritish Airways
Deal found 3/26$743
This Finnair deal was found by Cheapflights users on 3/26. 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.
qua 4/99:20 pmDFW - LHR
Nonstop9h 25mFinnair
qua 4/163:10 pmLHR - DFW
Nonstop10h 20mFinnair
Deal found 3/26$768
This The Travel House deal was found by Cheapflights users on 3/27. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 4/111:08 amDFW - LHR
2 stops51h 37mIcelandair
ter 4/88:25 amLHR - DFW
1 stop32h 08mIcelandair
Deal found 3/27$807
This oojo deal was found by Cheapflights users on 3/27. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 5/68:55 pmDFW - LHR
1 stop30h 55mTurkish Airlines
qui 6/56:30 amLHR - DFW
1 stop18h 40mTurkish Airlines
Deal found 3/27$838
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 4/204:56 pmDFW - LHR
1 stop11h 54mAmerican Airlines
ter 5/67:40 amLHR - DFW
1 stop14h 40mAmerican Airlines
Deal found 3/27$840
This Ticket deal was found by Cheapflights users on 3/27. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 4/2012:11 pmDAL - LHR
1 stop12h 34mAir France
ter 5/69:20 amLHR - DAL
1 stop14h 31mAir France
Deal found 3/27$847
This Cheapflightsfares deal was found by Cheapflights users on 3/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 4/235:45 pmDFW - LHR
Nonstop9h 15mIberia
qua 4/308:20 amLHR - DFW
Nonstop10h 15mIberia
Deal found 3/27$850
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 4/2711:20 amDFW - LHR
1 stop13h 10mUnited Airlines
sex 5/96:30 amLHR - DFW
1 stop13h 35mUnited Airlines
Deal found 3/27$854

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 março 28, 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

dom 5/4

6:10 am-5:00 pm

3 stops28h 50m

London Heathrow

seg 5/12

6:40 am-9:13 am

3 stops32h 33m

$648

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

seg 4/28

7:30 am-9:35 am

2 stops20h 05m

London Heathrow

qua 5/7

7:05 am-8:57 pm

2 stops19h 52m

$658

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

seg 3/31

11:08 am-6:30 am

1 stop13h 22m

London Heathrow

sex 4/4

8:25 am-10:23 am

1 stop31h 58m

$712

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

ter 9/23

12:01 pm-4:00 pm

2 stops21h 59m

London Heathrow

sex 10/3

6:40 am-11:38 pm

2 stops22h 58m

$749

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

qua 4/9

9:20 pm-12:45 pm

Nonstop9h 25m

London Heathrow

qua 4/16

3:10 pm-7:30 pm

Nonstop10h 20m

$768

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

ter 4/1

11:08 am-8:45 pm

2 stops51h 37m

London Heathrow

ter 4/8

8:25 am-10:33 am

1 stop32h 08m

$807

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

qua 4/30

7:35 pm-10:50 am

Nonstop9h 15m

London Heathrow

qui 5/15

6:20 am-4:20 pm

1 stop16h 00m

$813

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

ter 5/6

8:55 pm-9:50 am

1 stop30h 55m

London Heathrow

qui 6/5

6:30 am-7:10 pm

1 stop18h 40m

$838

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

dom 4/20

4:56 pm-10:50 am

1 stop11h 54m

London Heathrow

ter 5/6

7:40 am-4:20 pm

1 stop14h 40m

$840

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

dom 4/20

12:11 pm-6:45 am

1 stop12h 34m

London Heathrow

ter 5/6

9:20 am-5:51 pm

1 stop14h 31m

$847

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 37 results
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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

For a smooth departure from DFW, use the Skylink Train for quick terminal transfers. It runs every two minutes, ensuring efficient navigation.

Read more about DFWby Chris Dong
LHR

For a quick trip into London from LHR, take the Heathrow Express to Paddington Station. It's the fastest option to reach 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 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 March 21, 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 $1,115). 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 março 28, 2025.

It’s optimal to fly from Dallas to London Heathrow Airport at noon. By choosing this option you can save up to 17% 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.

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 março 28, 2025.
Get a feel of what it's like to fly with Delta, KLM and Finnair from Dallas to London by reading reviews from past customers. 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
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,321 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Comfort

8.0

Entertainment

7.9

Boarding

8.2

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 $658. Additional round-trip tickets that might be worth considering are offered by JetBlue and Finnair, with the lowest prices starting at $712 and $768, respectively. Scandinavian Airlines is currently priced 30% 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 Turkish Airlines ($379), JetBlue ($419), and Air Canada ($510).

  • 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: Aer Lingus (82%), American Airlines (72%), Finnair( 72%).

  • 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 $3,313, our data indicates the cheapest price to be $458. The most popular route (Dallas/Fort Worth - London Heathrow), is priced around $654.

  • 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 $1,115). 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 março 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$466Average$885FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$514Average$891FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$544Average$729FlexibilityNo cancel feeOn-time77%
KLMCheapest$558Average$1,050FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$563Average$783FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$603Average$1,168FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$606Average$933FlexibilityNo cancel feeOn-time70%
IberiaCheapest$641Average$896FlexibilityNo cancel feeOn-time77%
FinnairCheapest$650Average$880FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$675Average$1,008FlexibilityNo cancel feeOn-time71%
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