Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from £235

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
5 Sep — 12 Sep1
1 adult

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

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 31 August 2025.

Round-trip from

£460

One-way from

£235

Popular in

June

Cheapest in

October

Average price

£638

Good round-trip deal

£502 or less

Good one-way deal

£306 or less
3/10-6/10
  • 3/10-6/10
  • 5 total stops
  • 52h 07m total
  • Dallas to London
Search Deals
11/2
  • 11/2
  • 3 total stops
  • 25h 55m total
  • Dallas to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£148 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Dallas/Fort Worth to London Heathrow.
Search Deals
Price to beat on a one-way flight from Dallas/Fort Worth to London Heathrow.
Search Deals

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 31 August 2025.

Fri 3/1020:43DFW - LHR
3 stops34h 12mMultiple Airlines
Mon 6/1007:05LHR - DFW
2 stops17h 55mMultiple Airlines
Deal found 29/8£460
Tue 30/919:45DFW - LHR
3 stops30h 15mMultiple Airlines
Tue 7/1009:50LHR - DFW
3 stops20h 20mMultiple Airlines
Deal found 31/8£464
Wed 5/1118:55DFW - LHR
Nonstop9h 05mIberia
Thu 20/1108:20LHR - DFW
Nonstop10h 30mIberia
Deal found 30/8£470
Tue 11/1115:50DFW - LHR
1 stop11h 25mBritish Airways
Wed 19/1109:55LHR - DFW
1 stop13h 29mBritish Airways
Deal found 30/8£480
Tue 7/1005:10DFW - LHR
3 stops23h 10mMultiple Airlines
Wed 15/1009:50LHR - DFW
3 stops20h 20mMultiple Airlines
Deal found 30/8£489

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 31 August 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 30/9

14:25-09:30

1 stop13h 05m

London Heathrow

Tue 7/10

11:10-00:10

2 stops19h 00m

£465

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 5/11

16:10-17:40

2 stops19h 30m

London Heathrow

Thu 20/11

06:40-23:33

2 stops22h 53m

£533

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 15/10

16:10-21:40

2 stops23h 30m

London Heathrow

Wed 22/10

06:40-22:18

2 stops21h 38m

£536

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 16/10

06:45-09:05

3 stops20h 20m

London Heathrow

Thu 23/10

13:25-15:20

3 stops31h 55m

£542

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 22/10

08:20-18:50

2 stops28h 30m

London Heathrow

Mon 17/11

19:30-21:07

2 stops31h 37m

£543

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 3/2

08:45-18:30

3 stops27h 45m

London Heathrow

Sat 28/2

06:40-23:23

2 stops22h 43m

£549

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 5/11

16:10-18:30

2 stops20h 20m

London Heathrow

Thu 13/11

07:05-22:04

3 stops20h 59m

£549

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 4/11

13:00-06:55

1 stop11h 55m

London Heathrow

Tue 11/11

09:20-12:05

1 stop32h 45m

£554

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 16/10

16:10-17:40

2 stops19h 30m

London Heathrow

Thu 23/10

06:40-22:18

2 stops21h 38m

£555

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 22/10

08:20-09:35

2 stops19h 15m

London Heathrow

Sun 16/11

17:00-22:04

2 stops35h 04m

£565

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 21 results
1
2
3

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 29 August 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, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £112). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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 31 August 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 8% on the cost of your flight, compared to a flight in the morning.

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 31 August 2025.
Get a feel of what it's like to fly with Finnair, Scandinavian Airlines, andAmerican Airlines 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.
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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
Finnair
7.6
Good
1,321 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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
Scandinavian Airlines
7.4
Good
1,480 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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
American Airlines
7.2
Good
10,000 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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
Iberia
7.0
Good
2,900 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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
British Airways
6.7
Okay
7,333 reviews
Finnair
7.6
Good
1,321 reviews
Check prices

Crew

8.1

Food

6.7

Comfort

7.5

Overall

7.6

Boarding

7.6

Entertainment

6.9

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 27h 45m. 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 £453 on this airline. Additional options worth looking into are Finnair and British Airways, starting at £470 and £503 round-trip. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 35% 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 (82%), Malaysia Airlines (74%), American Airlines( 68%).

  • 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 £246. On average you can expect to pay £1,929. The most popular route, (Dallas/Fort Worth - London Heathrow), can usually be booked for £472.

  • 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, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £112). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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
Croydon
Hounslow
Gatwick
Slough
Northampton
Luton
Deal
Wembley
Ilford
Crawley
Hayes
Watford
Folkestone
Ipswich
Chichester
Winchester
Eastbourne
Swindon
Dartford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dallas/Fort Worth to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Gatwick flights
Dallas/Fort Worth to London City flights
Dallas/Fort Worth to Stansted flights
Dallas/Fort Worth to Luton flights
Dallas/Fort Worth to Southend flights

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 31 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£453Average£639FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
FinnairCheapest£470Average£829FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£503Average£679FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£544Average£952FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£557Average£671FlexibilityNo 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.