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$323+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Dallas to London Heathrow are usually found in January or October, booked 17 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 January 21, 2025.

Round-trip from

$687
(Mytrip)

One-way from

$324
(JetBlue)

Popular in

June

Cheapest in

January

Average price

$806
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 ($274 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in January 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 January 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/21. 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.
Thu 2/65:50 amDFW - LHR
2 stops23h 00mMultiple Airlines
Sun 2/912:15 pmLHR - DFW
3 stops25h 53mMultiple Airlines
Deal found 1/21$687
This oojo deal was found by Cheapflights users on 1/21. 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.
Wed 1/291:00 pmDFW - LHR
1 stop11h 35mBritish Airways
Wed 2/57:25 amLHR - DFW
1 stop15h 40mBritish Airways
Deal found 1/21$689
This Ovago deal was found by Cheapflights users on 1/21. 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.
Wed 2/1910:32 amDAL - LHR
2 stops25h 08mScandinavian Airlines
Wed 2/266:40 amLHR - DAL
2 stops21h 37mScandinavian Airlines
Deal found 1/21$690
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Tue 2/1811:35 amDFW - LHR
1 stop13h 35mUnited Airlines
Tue 2/256:30 amLHR - DFW
1 stop14h 05mUnited Airlines
Deal found 1/21$691
This Ovago deal was found by Cheapflights users on 1/21. 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 2/47:00 amDFW - LHR
2 stops28h 40mScandinavian Airlines
Tue 2/186:40 pmLHR - DFW
2 stops35h 07mScandinavian Airlines
Deal found 1/21$692
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/511:35 amDFW - LHR
1 stop13h 35mAir Canada
Wed 3/126:50 amLHR - DFW
2 stops21h 14mAir Canada
Deal found 1/21$694
This Delta deal was found by Cheapflights users on 1/21. 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.
Tue 2/44:17 pmDFW - LHR
1 stop12h 18mDelta
Tue 2/186:20 amLHR - DFW
1 stop13h 30mDelta
Deal found 1/21$696
This Flighttix deal was found by Cheapflights users on 1/21. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/24:02 pmDAL - LHR
1 stop12h 33mVirgin Atlantic
Tue 2/182:30 pmLHR - DAL
1 stop13h 47mVirgin Atlantic
Deal found 1/21$697
This Finnair deal was found by Cheapflights users on 1/21. 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.
Tue 2/45:04 pmDFW - LHR
1 stop11h 21mFinnair
Tue 2/111:50 pmLHR - DFW
Nonstop10h 25mFinnair
Deal found 1/21$699
This Delta deal was found by Cheapflights users on 1/20. 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.
Wed 3/266:00 amDAL - LHR
1 stop19h 20mDelta
Thu 4/246:15 amLHR - DAL
2 stops17h 37mDelta
Deal found 1/20$713
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 2/193:50 pmDFW - LHR
1 stop11h 25mAmerican Airlines
Fri 4/48:20 amLHR - DFW
Nonstop10h 20mAmerican Airlines
Deal found 1/21$716
This KLM deal was found by Cheapflights users on 1/21. 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.
Wed 2/195:17 pmDAL - LHR
1 stop11h 18mKLM
Fri 4/49:20 amLHR - DAL
1 stop14h 31mKLM
Deal found 1/21$717

Find flights from Dallas to Heathrow within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Fri 2/7

5:50 am-7:30 pm

2 stops31h 40m

London Heathrow

Sun 2/9

12:15 pm-8:54 am

2 stops26h 39m

$687

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 2/2

7:00 am-5:40 pm

2 stops28h 40m

London Heathrow

Sun 2/9

6:40 pm-11:57 pm

2 stops35h 17m

$690

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Wed 2/19

10:32 am-5:40 pm

2 stops25h 08m

London Heathrow

Wed 2/26

6:40 am-10:17 pm

2 stops21h 37m

$690

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 2/18

6:30 pm-9:40 am

Nonstop9h 10m

London Heathrow

Tue 2/25

10:40 am-3:00 pm

Nonstop10h 20m

$691

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/10

11:35 am-7:10 am

1 stop13h 35m

London Heathrow

Fri 2/21

6:30 am-2:35 pm

1 stop14h 05m

$692

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 3/12

11:35 am-7:10 am

1 stop14h 35m

London Heathrow

Thu 3/20

6:50 am-11:04 pm

2 stops21h 14m

$695

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 2/4

4:17 pm-10:35 am

1 stop12h 18m

London Heathrow

Tue 2/18

6:20 am-1:50 pm

1 stop13h 30m

$696

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Sun 2/2

4:02 pm-10:35 am

1 stop12h 33m

London Heathrow

Tue 2/18

2:30 pm-10:17 pm

1 stop13h 47m

$697

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 3/4

6:30 pm-9:40 am

Nonstop9h 10m

London Heathrow

Wed 3/12

9:25 am-2:55 pm

Nonstop10h 30m

$699

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 2/11

2:00 pm-7:55 am

1 stop11h 55m

London Heathrow

Mon 2/17

7:35 pm-1:50 pm

1 stop24h 15m

$712

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 37 results
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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.

Travel insights for flights from Dallas to Heathrow

Get recent, data-driven insights about flights from Dallas to Heathrow including ideal travel times, pricing trends, and more.

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 January 17, 2025.

Booking 17 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 $1,137). 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 January 21, 2025.

It’s optimal to fly from Dallas to London Heathrow Airport at noon. By choosing this option you can save up to 15% 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 January 21, 2025.

The most flights from A78 to LHR are scheduled on a Monday (24 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 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 January 21, 2025.
Get a feel of what it's like to fly with United Airlines, Air Canada 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
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Delta
8.0
Very good
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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

Virgin Atlantic
7.5
Good
665 reviews
Delta
8.0
Very good
8,521 reviews

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Entertainment

7.9

Food

7.3

Reviews

1 / 10

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 British Airways is currently your cheapest option to London Heathrow Airport, with prices starting at $689. Additional round-trip tickets that might be worth considering are offered by Scandinavian Airlines and United Airlines, with the lowest prices starting at $690 and $691, respectively. British Airways is currently priced 27% 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 JetBlue ($324), Turkish Airlines ($357), and Scandinavian Airlines ($394).

  • 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 (75%), Royal Jordanian (64%), American Airlines( 57%).

  • 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 $3,174, our data indicates the cheapest price to be $422. The most popular route (Dallas/Fort Worth - London Heathrow), is priced around $653.

  • Where are the most common layover locations when flying from Dallas to London Heathrow Airport?

    Dallas to London Heathrow Airport flights have a layover in Atlanta most often.

  • What are some popular things to do or see while on a layover in Atlanta?

    Georgia Aquarium, Fox Theatre, and World of Coca-Cola are the most popular attractions in Atlanta if you're in need of something to do during your layover. Georgia Aquarium, Fox Theatre, and World of Coca-Cola are located about 8.6 mi, 9.3 mi, and 8.6 mi, respectively from Atlanta Hartsfield-Jackson. Those landing in Atlanta looking to spend some time exploring during their layover can rent a car for about $43 per day.

  • Where are the least popular layover locations for Dallas to London Heathrow Airport flights?

    Dallas to London Heathrow Airport flights have a layover in Detroit the least frequently.

  • 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 $1,137). 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$445Average$781FlexibilityNo cancel feeOn-time75%
Virgin AtlanticCheapest$445Average$809FlexibilityNo cancel feeOn-time72%
DeltaCheapest$459Average$687FlexibilityNo cancel feeOn-timeN/A
Scandinavian AirlinesCheapest$544Average$687FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$545Average$830FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$563Average$829FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$603Average$920FlexibilityNo cancel feeOn-time67%
IberiaCheapest$624Average$897FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$640Average$948FlexibilityNo cancel feeOn-time70%
FinnairCheapest$645Average$949FlexibilityNo cancel feeOn-time76%
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