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Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from £198

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
20 Jul — 27 Jul1
1 adult

Cheapflights Tip: The best prices from Dallas/Fort Worth to London Heathrow are usually found in January or September, booked 79 days in advance, depart on a Wednesday or Tuesday 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 15 July 2025.

Round-trip from

£514

One-way from

£198

Popular in

June

Cheapest in

January

Average price

£860

Good round-trip deal

£626 or less

Good one-way deal

£366 or less
Iberia
  • Iberia
  • 22/9-4/10
  • 1 total stop
  • 23h 22m total
  • Dallas to London
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12/8
  • 12/8
  • 2 total stops
  • 20h 26m total
  • Dallas to London
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Highest demand for flights based on searches. 21% potential increase in price (£144 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Dallas/Fort Worth to London Heathrow.
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Price to beat on a one-way flight from Dallas/Fort Worth to London Heathrow.
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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 15 July 2025.

Mon 22/918:30DFW - LHR
1 stop11h 45mIberia
Mon 6/1008:20LHR - DFW
Nonstop10h 15mIberia
Deal found 14/7£514
Wed 3/910:14DFW - LHR
2 stops28h 06mMultiple Airlines
Wed 10/912:00LHR - DFW
3 stops33h 47mMultiple Airlines
Deal found 14/7£515
Thu 23/1017:45DFW - LHR
1 stop11h 25mDelta
Wed 29/1012:30LHR - DFW
1 stop13h 58mDelta
Deal found 14/7£515
Mon 4/809:25DFW - LHR
2 stops15h 05mAir Canada
Mon 11/808:30LHR - DFW
1 stop32h 22mAir Canada
Deal found 14/7£516
Fri 1/809:25DFW - LHR
1 stop15h 05mUnited Airlines
Thu 14/811:25LHR - DFW
1 stop18h 34mUnited Airlines
Deal found 14/7£518
Thu 18/920:40DFW - LHR
1 stop29h 00mBritish Airways
Tue 30/908:20LHR - DFW
Nonstop10h 10mBritish Airways
Deal found 14/7£519
Tue 21/1007:00DFW - LHR
2 stops20h 35mScandinavian Airlines
Tue 4/1106:40LHR - DFW
3 stops20h 28mScandinavian Airlines
Deal found 14/7£520
Thu 11/917:40DFW - LHR
Nonstop9h 20mAmerican Airlines
Sat 20/908:15LHR - DFW
1 stop13h 50mAmerican Airlines
Deal found 14/7£521
Thu 14/821:35DFW - LHR
Nonstop9h 10mFinnair
Sun 24/818:10LHR - DFW
1 stop26h 55mFinnair
Deal found 13/7£525

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 15 July 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

Mon 22/9

12:37-07:45

1 stop13h 08m

London Heathrow

Sat 4/10

16:25-20:39

Nonstop10h 14m

£514

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 3/9

10:14-20:20

2 stops28h 06m

London Heathrow

Wed 10/9

12:00-15:47

3 stops33h 47m

£515

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 23/10

17:45-11:10

1 stop11h 25m

London Heathrow

Wed 29/10

12:30-21:28

1 stop13h 58m

£515

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 4/8

09:25-06:30

2 stops15h 05m

London Heathrow

Mon 11/8

08:30-10:52

1 stop32h 22m

£516

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Fri 1/8

09:25-06:30

1 stop15h 05m

London Heathrow

Thu 14/8

11:25-23:59

1 stop18h 34m

£518

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 18/9

20:40-07:40

1 stop29h 00m

London Heathrow

Tue 30/9

08:20-12:30

Nonstop10h 10m

£519

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 21/10

07:00-09:35

2 stops20h 35m

London Heathrow

Tue 4/11

06:40-21:08

3 stops20h 28m

£520

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 11/9

17:40-09:00

Nonstop9h 20m

London Heathrow

Sat 20/9

08:15-16:05

1 stop13h 50m

£521

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 14/8

21:35-12:45

Nonstop9h 10m

London Heathrow

Sun 24/8

18:10-15:05

1 stop26h 55m

£525

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 12/8

09:29-11:55

2 stops20h 26m

£198

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 12 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 11 July 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 79 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 15 July 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.

Weekly flight availability from Dallas/Fort Worth Airport to London Heathrow Airport

Explore weekly flight availability from Dallas/Fort Worth 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 15 July 2025.

The most flights from DFW to LHR are scheduled on a Friday (29 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (26 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 15 July 2025.
Get a feel of what it's like to fly with Delta, Finnair, andUnited 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.
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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
7,956 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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!
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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
2,908 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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!
Turkish Airlines
7.3
Good
3,901 reviews
Delta
8.0
Very Good
7,956 reviews
Check prices

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

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/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.

  • 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 Iberia. Our recent data shows that you can find tickets from as low as £514 on this airline. Additional options worth looking into are Delta and Air Canada, starting at £515 and £516 round-trip. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 26% 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 (83%), Malaysia Airlines (79%), Gulf Air( 76%).

  • 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 £305. On average you can expect to pay £2,081. The most popular route, (Dallas/Fort Worth - London Heathrow), can usually be booked for £437.

  • 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
Deal
Northampton
Gatwick
Slough
Luton
Wembley
Crawley
Eastbourne
Ilford
Hayes
Ipswich
Southend-on-Sea
Folkestone
Watford
Winchester
Swindon
Maidstone

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 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£455Average£641FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
FinnairCheapest£471Average£888FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£494Average£665FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£506Average£680FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapest£546Average£956FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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