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Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from £214

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
7 Aug — 14 Aug1
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 85 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Dallas/Fort Worth to Heathrow

Enter your travel dates to find the best prices.

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 8 July 2026.

Mon 9/1117:38
DFW
-
LHR
2 stops31h 32m
Air Canada
Thu 12/1106:50
LHR
-
DFW
2 stops20h 40m
Air Canada
Deal found 3/7£628
Sun 16/812:25
DFW
-
LHR
3 stops22h 00m
Multiple Airlines
Sat 22/817:00
LHR
-
DFW
3 stops34h 34m
Multiple Airlines
Deal found 4/7£630
Mon 9/1115:35
DFW
-
LHR
1 stop32h 55m
Multiple Airlines
Thu 12/1106:00
LHR
-
DFW
2 stops21h 30m
Multiple Airlines
Deal found 2/7£632
Tue 11/812:25
DFW
-
LHR
3 stops26h 30m
Multiple Airlines
Thu 20/821:05
LHR
-
DFW
3 stops30h 29m
Multiple Airlines
Deal found 6/7£641
Fri 16/1020:45
DFW
-
LHR
1 stop33h 05m
Air Canada
Mon 19/1011:05
LHR
-
DFW
2 stops40h 29m
Air Canada
Deal found 6/7£642
Sat 15/816:00
DFW
-
LHR
3 stops23h 40m
Multiple Airlines
Fri 21/806:40
LHR
-
DFW
2 stops19h 06m
Multiple Airlines
Deal found 5/7£649
Wed 21/1011:15
DFW
-
LHR
2 stops16h 05m
Scandinavian Airlines
Sun 1/1106:40
LHR
-
DFW
2 stops21h 12m
Scandinavian Airlines
Deal found 3/7£652
Sat 19/906:45
DFW
-
LHR
2 stops47h 25m
Turkish Airlines
Mon 21/922:40
LHR
-
DFW
1 stop26h 55m
Turkish Airlines
Deal found 3/7£655
Fri 11/921:30
DFW
-
LHR
1 stop37h 10m
Turkish Airlines
Mon 14/913:25
LHR
-
DFW
2 stops39h 15m
Turkish Airlines
Deal found 3/7£662
Wed 5/816:00
DFW
-
LHR
3 stops21h 55m
Multiple Airlines
Thu 20/821:05
LHR
-
DFW
3 stops28h 41m
Multiple Airlines
Deal found 6/7£664

Find 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 8 July 2026.

Round-trip from

£628

One-way from

£214

Popular in

June

Cheapest in

September

Average price

£1,003

Good round-trip deal

£785 or less

Good one-way deal

£686 or less
Air Canada
  • Air Canada
  • 9/11-12/11
  • 4 total stops
  • 52h 12m total
  • Dallas to London
Search Deals
Aer Lingus
  • Aer Lingus
  • 6/8
  • 2 total stops
  • 16h 16m total
  • Dallas to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£207 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£28 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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

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 8 July 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 4/10

23:10-14:25

Nonstop9h 15m

London Heathrow

Mon 12/10

16:10-15:05

1 stop28h 55m

£716

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 4/10

21:30-09:50

1 stop30h 20m

London Heathrow

Sat 17/10

06:30-19:35

1 stop19h 05m

£722

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 18/11

08:45-16:00

2 stops25h 15m

London Heathrow

Tue 1/12

06:40-23:30

2 stops22h 50m

£727

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 18/11

12:26-08:25

2 stops13h 59m

London Heathrow

Wed 25/11

06:50-18:30

2 stops17h 40m

£730

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 19/8

21:30-22:25

1 stop18h 55m

London Heathrow

Wed 26/8

18:30-19:35

1 stop31h 05m

£730
Fastest return journey

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 3/8

12:00-06:45

1 stop12h 45m

London Heathrow

Tue 25/8

06:15-13:35

1 stop13h 20m

£795

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 1/9

12:25-06:30

1 stop12h 05m

London Heathrow

Tue 8/9

07:25-19:47

2 stops18h 22m

£795

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 5/9

21:30-12:10

1 stop32h 40m

London Heathrow

Wed 9/9

18:30-19:35

1 stop31h 05m

£797

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 27/8

14:17-21:40

2 stops25h 23m

London Heathrow

Thu 3/9

07:05-23:59

3 stops22h 54m

£823

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 6/9

14:17-21:40

2 stops25h 23m

London Heathrow

Fri 11/9

07:05-23:59

3 stops22h 54m

£824

Flights are sorted by cheapest return flights first.

Deals found on 5/7

Showing 1-10 of 24 resultsSorted by cheapest first
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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?

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 84 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, September is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £608). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of £1,171). 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 8 July 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dallas/Fort Worth Airport to London Heathrow Airport as you normally would.

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 8 July 2026.
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.
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long flight.
Finnair
7.6
Good
1,419 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long flight.
American Airlines
7.1
Good
11,785 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long flight.
Air Canada
7.1
Good
11,318 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long flight.
Iberia
7.0
Good
3,250 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long flight.
British Airways
6.7
Okay
8,103 reviews
Finnair
7.6
Good
1,419 reviews
Check prices

Boarding

7.7

Crew

8.2

Comfort

7.4

Overall

7.6

Entertainment

6.9

Food

6.7

Reviews

1 / 20
8.0
Excellent

Ronald,Sept 2023

SEA - LHR

Missed out on getting window seat. Middle not as comfortable for long 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 9h 15m. 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 British Airways. Our recent data shows that you can find tickets from as low as £384 on this airline. Additional options worth looking into are Finnair and American Airlines, starting at £462 and £477 round-trip. You may be able to fly from Dallas/Fort Worth Airport to London Heathrow Airport for 49% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at £305. British Airways flights start at £307 while deals on American Airlines start at £311 one-way.

  • 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 (74%), Gulf Air (65%), Malaysia Airlines( 63%).

  • 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 £306. On average you can expect to pay £3,368. The most popular route, (Dallas/Fort Worth - London Heathrow), can usually be booked for £515.

  • 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, September is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of £608). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in June is currently the most expensive (average of £1,171). 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
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Northampton
Watford
Kingston upon Thames
Eastbourne
Swindon
Poole
Southall
Aylesbury
Romford

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.
Dallas/Fort Worth to Gatwick flights
Dallas/Fort Worth to Stansted flights
Dallas/Fort Worth to London City 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 8 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£384Average£807FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£462Average£798FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£477Average£851FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest£508Average£842FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air CanadaCheapest£713Average£1,245FlexibilityNo cancel feeOn-time67%
Search Air Canada 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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