Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from £229

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 26/2. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
27 Dec — 3 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Dallas/Fort Worth to London Heathrow are usually found in September or October, booked 17 days in advance, depart on a Monday or Wednesday and return on a Wednesday

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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 27 November 2025.

Thu 4/1220:35DFW - LHR
Nonstop9h 05mAmerican Airlines
Mon 8/1208:25LHR - DFW
1 stop14h 25mAmerican Airlines
Deal found 26/11£552
Mon 8/1206:38DFW - LHR
2 stops18h 32mMultiple Airlines
Thu 11/1213:25LHR - DFW
3 stops28h 50mMultiple Airlines
Deal found 24/11£554
Mon 8/1207:05DFW - LHR
2 stops18h 05mAir Canada
Wed 24/1213:25LHR - DFW
2 stops31h 32mAir Canada
Deal found 26/11£554
Mon 15/1214:18DFW - LHR
1 stop12h 42mDelta
Thu 25/1206:30LHR - DFW
2 stops17h 32mDelta
Deal found 26/11£555
Thu 11/1212:37DFW - LHR
1 stop11h 43mAmerican Airlines
Sun 14/1207:50LHR - DFW
1 stop15h 00mAmerican Airlines
Deal found 26/11£556
Tue 30/1210:44DFW - LHR
1 stop13h 11mBrussels Airlines
Thu 8/110:25LHR - DFW
1 stop13h 56mBrussels Airlines
Deal found 26/11£557
Thu 11/1220:03DFW - LHR
3 stops31h 17mMultiple Airlines
Wed 14/119:20LHR - DFW
2 stops25h 50mMultiple Airlines
Deal found 24/11£558
Wed 31/1214:37DFW - LHR
1 stop11h 18mMultiple Airlines
Thu 8/110:25LHR - DFW
1 stop13h 56mMultiple Airlines
Deal found 26/11£558
Mon 8/1214:18DFW - LHR
2 stops19h 42mScandinavian Airlines
Wed 21/119:30LHR - DFW
2 stops32h 13mScandinavian Airlines
Deal found 25/11£561
Thu 27/1111:42DFW - LHR
1 stop13h 13mJetBlue
Tue 9/1209:20LHR - DFW
1 stop32h 45mJetBlue
Deal found 25/11£562
Thu 4/1217:35DFW - LHR
Nonstop9h 00mBritish Airways
Mon 8/1215:00LHR - DFW
Nonstop10h 10mBritish Airways
Deal found 26/11£564
Thu 4/1207:05DFW - LHR
1 stop17h 45mDelta
Mon 8/1208:40LHR - DFW
2 stops19h 17mDelta
Deal found 26/11£566

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 27 November 2025.

Round-trip from

£546

One-way from

£229

Popular in

June

Cheapest in

September

Average price

£675

Good round-trip deal

£582 or less

Good one-way deal

£530 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 13/4-21/4
  • 5 total stops
  • 43h 46m total
  • Dallas to London
26/2
  • 26/2
  • 2 total stops
  • 24h 40m total
  • Dallas to London
Highest demand for flights based on searches. 22% potential increase in price (£159 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Dallas/Fort Worth to London Heathrow.
Price to beat on a one-way flight from Dallas/Fort Worth to London Heathrow.

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 27 November 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

Fri 13/2

17:00-12:00

1 stop13h 00m

London Heathrow

Sun 22/2

16:15-15:10

1 stop28h 55m

£563

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 31/12

05:15-10:15

1 stop23h 00m

London Heathrow

Wed 7/1

09:00-21:32

2 stops42h 32m

£567

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 25/3

08:00-16:25

3 stops27h 25m

London Heathrow

Sat 11/4

06:40-21:57

2 stops21h 17m

£595

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 29/3

13:25-21:40

2 stops26h 15m

London Heathrow

Fri 3/4

06:40-21:57

2 stops21h 17m

£616

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 19/1

13:32-07:50

1 stop12h 18m

London Heathrow

Tue 10/2

06:20-14:00

1 stop13h 40m

£618

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 19/1

14:45-14:55

1 stop18h 10m

London Heathrow

Fri 6/2

22:35-18:40

1 stop26h 05m

£623

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 19/1

14:45-14:55

1 stop18h 10m

London Heathrow

Tue 10/2

22:35-18:40

1 stop26h 05m

£623

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 6/1

10:55-07:05

1 stop14h 10m

London Heathrow

Mon 12/1

17:35-13:50

1 stop26h 15m

£631

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 19/1

21:15-12:15

Nonstop9h 00m

London Heathrow

Thu 5/2

15:00-19:10

Nonstop10h 10m

£634

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 9/3

22:15-12:15

Nonstop9h 00m

London Heathrow

Thu 26/3

15:00-20:10

Nonstop10h 10m

£634

Flights are sorted by cheapest return flights first.

Deals found on 25/11

Showing 1-10 of 20 results
1
2

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 return 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 return flight from Dallas/Fort Worth to Heathrow. Price data was last updated on 21 November 2025.

The price you pay for your flight from Dallas/Fort Worth Airport to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 17 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, March is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £305). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of £717). 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 27 November 2025.

It’s optimal to fly from Dallas/Fort Worth Airport to London Heathrow Airport in the afternoon. By choosing this option you can save up to 6% on the cost of your flight, compared to a flight in the morning.

How much does it cost for a return flight from Dallas/Fort Worth Airport to London Heathrow Airport?

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 27 November 2025.
Get a feel of what it's like to fly with Finnair, American Airlines, andAir Canada from Dallas/Fort Worth Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the flight

Overall

7.6

Boarding

7.6

Food

6.7

Entertainment

6.9

Comfort

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Julia,Feb 2024

JFK - HEL

The bathroom was broken, AC wasn’t working, tv wasn’t working for half the 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.
  • How long is the flight from Dallas/Fort Worth Airport to London Heathrow Airport?

    Departing from Dallas/Fort Worth Airport to London Heathrow Airport will take you 13h. The distance between Dallas/Fort Worth Airport and London Heathrow Airport is about 4736 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Dallas/Fort Worth Airport to London Heathrow Airport round-trip?

    Our cheapest airline available from Dallas/Fort Worth Airport to London Heathrow Airport is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as £464 on this airline. Additional options worth looking into are British Airways and Finnair, starting at £465 and £468 round-trip. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 34% 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?

    Before booking your flight to London Heathrow Airport from Dallas/Fort Worth Airport, check out the most reliable airlines to get you to your destination on time: Royal Jordanian (71%), Malaysia Airlines (60%), Gulf Air( 56%).

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

    The cheapest flight price from Dallas/Fort Worth Airport to London Heathrow Airport is £183. On average you can expect to pay £2,118. The most popular route, (Dallas/Fort Worth - London Heathrow), can usually be booked for £429.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £305). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of £717). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Slough
Croydon
Hounslow
Northampton
Gatwick
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Brentford
Winchester
Swindon
Crawley
Romford
Chichester
Bedford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dallas/Fort Worth to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Dallas/Fort Worth to Heathrow

Discover the top 5 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 858,174 searches. Data last updated 27 November 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£464Average£654FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
British AirwaysCheapest£465Average£684FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£468Average£809FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£483Average£732FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£549Average£661FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dallas/Fort Worth to Heathrow?

When you search for this flight from Dallas/Fort Worth to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Dallas/Fort Worth to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Dallas/Fort Worth by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Dallas/Fort Worth to Heathrow with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Dallas/Fort Worth to Heathrow flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Dallas/Fort Worth to Heathrow become cheaper?

Yes! Start tracking prices for Dallas/Fort Worth to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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