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Cheap flights from Dallas/Fort Worth Airport to London from £252

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas/Fort Worth Airport to London departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
16:00 - 17:40
DFW
-
LHR
19h 40m2 stops
Scandinavian Airlines Logo
19:30 - 21:43
LHR
-
DFW
32h 13m2 stops
£521Scandinavian Airlines
Mon, 2 Feb - Tue, 17 Feb
Multiple Airlines Logo
14:41 - 07:10
DFW
-
LHR
34h 29m3 stops
Multiple Airlines Logo
09:00 - 00:20
LHR
-
DFW
21h 20m3 stops
£523Multiple Airlines
Mon, 12 Jan - Tue, 20 Jan
Multiple Airlines Logo
13:40 - 21:35
DFW
-
LHR
25h 55m2 stops
Multiple Airlines Logo
15:15 - 23:58
LHR
-
DFW
38h 43m3 stops
£524Multiple Airlines
Tue, 13 Jan - Tue, 20 Jan
Multiple Airlines Logo
09:37 - 11:20
DFW
-
LHR
19h 43m2 stops
Multiple Airlines Logo
13:25 - 00:20
LHR
-
DFW
16h 55m2 stops
£526Multiple Airlines
Sun, 15 Feb - Wed, 25 Feb
Multiple Airlines Logo
13:40 - 11:05
DFW
-
LHR
15h 25m1 stop
Multiple Airlines Logo
06:50 - 00:20
LHR
-
DFW
23h 30m2 stops
£527Multiple Airlines
Tue, 13 Jan - Thu, 15 Jan
Multiple Airlines Logo
09:37 - 11:05
DFW
-
LHR
19h 28m1 stop
Multiple Airlines Logo
06:00 - 00:20
LHR
-
DFW
24h 20m2 stops
£529Multiple Airlines
Sat, 10 Jan - Sat, 17 Jan
Multiple Airlines Logo
10:32 - 11:05
DFW
-
LHR
18h 33m1 stop
Multiple Airlines Logo
06:00 - 00:20
LHR
-
DFW
24h 20m2 stops
£530Multiple Airlines
Wed, 7 Jan - Sat, 7 Feb
Multiple Airlines Logo
09:37 - 11:20
DFW
-
LHR
19h 43m2 stops
Multiple Airlines Logo
06:50 - 00:20
LHR
-
DFW
23h 30m3 stops
£531Multiple Airlines
Sun, 11 Jan - Sun, 18 Jan
Multiple Airlines Logo
20:40 - 07:10
DFW
-
LHR
28h 30m3 stops
Multiple Airlines Logo
13:25 - 00:20
LHR
-
DFW
16h 55m2 stops
£532Multiple Airlines
Thu, 29 Jan - Thu, 5 Feb
JetBlue Logo
11:29 - 06:55
DFW
-
LHR
13h 26m1 stop
JetBlue Logo
09:20 - 18:20
LHR
-
DFW
15h 00m1 stop
£532JetBlue
Mon, 2 Feb - Tue, 17 Feb

Turkish Airlines flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best Turkish Airlines deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Turkish Airlines
15 Feb
DFW20:25Dallas/Fort Worth
20h 00m
1 stop
LHR22:25London Heathrow
24 Feb
LHR22:35London Heathrow
26h 05m
1 stop
DFW18:40Dallas/Fort Worth
£559
Find similar
Turkish Airlines
24 Mar
DFW21:25Dallas/Fort Worth
20h 00m
1 stop
LHR22:25London Heathrow
31 Mar
LHR22:35London Heathrow
20h 10m
1 stop
DFW12:45Dallas/Fort Worth
£561
Find similar
Turkish Airlines
6 Mar
DFW20:35Dallas/Fort Worth
18h 30m
1 stop
LHR21:05London Heathrow
11 Mar
LHR22:35London Heathrow
26h 05m
1 stop
DFW19:40Dallas/Fort Worth
£564
Find similar

Scandinavian Airlines flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best Scandinavian Airlines deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Scandinavian Airlines
2 Feb
DFW16:00Dallas/Fort Worth
19h 40m
2 stops
LHR17:40London Heathrow
17 Feb
LHR19:30London Heathrow
32h 13m
2 stops
DFW21:43Dallas/Fort Worth
£521
Find similar
Scandinavian Airlines
11 Jan
DFW07:25Dallas/Fort Worth
19h 55m
2 stops
LHR09:20London Heathrow
27 Jan
LHR06:40London Heathrow
21h 03m
2 stops
DFW21:43Dallas/Fort Worth
£534
Find similar
Scandinavian Airlines
22 Jan
DFW07:25Dallas/Fort Worth
26h 35m
2 stops
LHR16:00London Heathrow
5 Feb
LHR06:40London Heathrow
21h 31m
2 stops
DFW22:11Dallas/Fort Worth
£535
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dallas/Fort Worth Airport to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 16 December 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

Fly to

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/2

16:00-17:40

2 stops19h 40m

London Heathrow

Tue 17/2

19:30-21:43

2 stops32h 13m

£521

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 12/1

14:41-07:10

3 stops34h 29m

London Heathrow

Tue 20/1

09:00-00:20

3 stops21h 20m

£523

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 13/1

13:40-21:35

2 stops25h 55m

London Heathrow

Tue 20/1

15:15-23:58

3 stops38h 43m

£524

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 15/2

09:37-11:20

2 stops19h 43m

London Heathrow

Wed 25/2

13:25-00:20

2 stops16h 55m

£526

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 13/1

13:40-11:05

1 stop15h 25m

London Heathrow

Thu 15/1

06:50-00:20

2 stops23h 30m

£527

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 10/1

09:37-11:05

1 stop19h 28m

London Heathrow

Sat 17/1

06:00-00:20

2 stops24h 20m

£529

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 7/1

10:32-11:05

1 stop18h 33m

London Heathrow

Sat 7/2

06:00-00:20

2 stops24h 20m

£530

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 11/1

09:37-11:20

2 stops19h 43m

London Heathrow

Sun 18/1

06:50-00:20

3 stops23h 30m

£531

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 29/1

20:40-07:10

3 stops28h 30m

London Heathrow

Thu 5/2

13:25-00:20

2 stops16h 55m

£532

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/2

11:29-06:55

1 stop13h 26m

London Heathrow

Tue 17/2

09:20-18:20

1 stop15h 00m

£532

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from Dallas/Fort Worth Airport to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, September is the cheapest month to fly from Dallas/Fort Worth Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £573. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Dallas/Fort Worth Airport averaging around £583.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Dallas/Fort Worth Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £633. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £791.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Dallas/Fort Worth Airport to London Heathrow Airport in the afternoon for as low as £676. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £723 on average. Flights to London Heathrow Airport from Dallas/Fort Worth Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Dallas/Fort Worth to London Heathrow flight route?

Fly from Dallas/Fort Worth to London Heathrow for the best Dallas/Fort Worth - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Dallas/Fort Worth Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £704 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Dallas/Fort Worth Airport for as low as £627 on momondo.

What cabin class options are available on Dallas/Fort Worth to London Heathrow flights?

There are 3 cabin classes available to choose from on Dallas/Fort Worth to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dallas/Fort Worth Airport to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Dallas/Fort Worth Airport to London Heathrow Airport.

How have Dallas/Fort Worth Airport to London Heathrow Airport flight prices changed over time?

As of December 2025, prices for Dallas/Fort Worth Airport to London Heathrow Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

When to book flights from Dallas/Fort Worth Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dallas/Fort Worth Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dallas/Fort Worth Airport to London Heathrow Airport (DFW to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to London Heathrow Airport

Best price found

£256

Fastest flight time

9h 00m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Dallas/Fort Worth Airport in the past 72 hours is £256. The best return flight deal from Dallas/Fort Worth Airport to London Heathrow Airport found on momondo in the last 72 hours is £541.
The fastest flight from Dallas/Fort Worth Airport to London Heathrow Airport takes 9h 00m
Direct flights go from Dallas/Fort Worth Airport to London Heathrow Airport every day.
Search flight deals

  • How far is Dallas/Fort Worth to London Heathrow by plane?

    There are 4736.3 mi between Dallas/Fort Worth and London Heathrow. A reasonable flight in good conditions will take 9h 00m.

  • When did momondo last update prices for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

    Prices for flights from Dallas/Fort Worth Airport to London Heathrow Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

  • How old do you have to be to fly from Dallas/Fort Worth Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dallas/Fort Worth Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Dallas/Fort Worth Airport to London Heathrow Airport?

  • What is the most popular airline from Dallas/Fort Worth Airport to London Heathrow Airport?

Best airlines flying from Dallas/Fort Worth Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £459Free CancellationRating
6.7
7,578 reviews
Search British Airways flights
FinnairPriceFrom £462Free CancellationRating
7.6
1,337 reviews
Search Finnair flights
American AirlinesPriceFrom £477Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
Air CanadaPriceFrom £500Free CancellationRating
7.1
10,527 reviews
Search Air Canada flights
IberiaPriceFrom £542Free CancellationRating
7.0
3,052 reviews
Search Iberia flights

  • Finnair Flights From Dallas/Fort Worth Airport to London Heathrow Airport

    Across 27 Finnair flights from Dallas/Fort Worth Airport to London Heathrow Airport this week, the average price was £798, with the best Finnair deals starting from £462 round-trip. 1,337 users have rated Finnair on momondo, with an average score of 7.6/10.

  • American Airlines Flights From Dallas/Fort Worth Airport to London Heathrow Airport

    Another popular option for Dallas/Fort Worth Airport to London Heathrow Airport flights is American Airlines (7.2/10, 11,050 ratings). American Airlines flies from Dallas/Fort Worth Airport to London Heathrow Airport around 27 times per week, with deals starting from £477 round-trip and rising to an average price of around £777.

Travelling to a place near London?

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Why use momondo?

Why should I use momondo to find a flight deal from Dallas to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to London for you.

Can I find flights from Dallas to London with flexible booking policies on momondo?

All flight searches from Dallas to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Dallas to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to London.

I’m not ready to book a flight from Dallas to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Dallas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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