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Cheap flights from Dallas/Fort Worth Airport to London from £180

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 6/10. 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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Find the cheapest flights from Dallas/Fort Worth Airport to London

Cheap return flights

Virgin Atlantic Logo
13:24 - 07:15DFW-LHR
11h 51m1 stop
Virgin Atlantic Logo
06:15 - 13:35LHR-DFW
13h 20m1 stop
£414Virgin Atlantic
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Sun, 10 Aug - Tue, 26 Aug
United Airlines Logo
14:19 - 07:40DFW-LHR
11h 21m1 stop
United Airlines Logo
06:30 - 14:05LHR-DFW
13h 35m1 stop
£436United Airlines
Find Deal
Sun, 10 Aug - Tue, 26 Aug
British Airways Logo
19:50 - 10:50DFW-LHR
9h 00mdirect
British Airways Logo
08:25 - 16:20LHR-DFW
13h 55m1 stop
£439British Airways
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Wed, 15 Oct - Wed, 22 Oct
British Airways Logo
18:00 - 09:00DFW-LHR
9h 00mdirect
British Airways Logo
08:25 - 16:20LHR-DFW
13h 55m1 stop
£440British Airways
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Tue, 14 Oct - Wed, 22 Oct
American Airlines Logo
19:40 - 10:50DFW-LHR
9h 10mdirect
American Airlines Logo
08:15 - 16:10LHR-DFW
13h 55m1 stop
£453American Airlines
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Sun, 10 Aug - Tue, 26 Aug
American Airlines Logo
19:40 - 10:50DFW-LHR
9h 10mdirect
American Airlines Logo
08:15 - 16:10LHR-DFW
13h 55m1 stop
£454American Airlines
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Sun, 10 Aug - Tue, 26 Aug
Finnair Logo
20:40 - 11:40DFW-LHR
9h 00mdirect
Finnair Logo
16:15 - 15:10LHR-DFW
28h 55m1 stop
£456Finnair
Find Deal
Wed, 5 Nov - Thu, 13 Nov
Finnair Logo
21:15 - 12:15DFW-LHR
9h 00mdirect
Finnair Logo
16:15 - 15:10LHR-DFW
28h 55m1 stop
£457Finnair
Find Deal
Wed, 5 Nov - Thu, 13 Nov
Iberia Logo
15:20 - 06:25DFW-LHR
9h 05mdirect
Iberia Logo
09:15 - 20:10LHR-DFW
16h 55m1 stop
£465Iberia
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Tue, 2 Sep - Thu, 11 Sep
Iberia Logo
12:39 - 06:20DFW-LHR
11h 41m1 stop
Iberia Logo
09:15 - 20:10LHR-DFW
16h 55m1 stop
£467Iberia
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Sun, 10 Aug - Thu, 21 Aug

Iberia flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best Iberia deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Iberia
2 Sept
DFW15:20Dallas/Fort Worth
9h 05m
LHR06:25London Heathrow
11 Sept
LHR09:15London Heathrow
16h 55m
1 stop
DFW20:10Dallas/Fort Worth
£465
Find similar
Iberia
10 Aug
DFW12:39Dallas/Fort Worth
11h 41m
1 stop
LHR06:20London Heathrow
21 Aug
LHR09:15London Heathrow
16h 55m
1 stop
DFW20:10Dallas/Fort Worth
£467
Find similar
Iberia
27 Aug
DFW12:39Dallas/Fort Worth
13h 06m
1 stop
LHR07:45London Heathrow
11 Sept
LHR09:15London Heathrow
16h 55m
1 stop
DFW20:10Dallas/Fort Worth
£468
Find similar

Finnair flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best Finnair deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Finnair
5 Nov
DFW20:40Dallas/Fort Worth
9h 00m
LHR11:40London Heathrow
13 Nov
LHR16:15London Heathrow
28h 55m
1 stop
DFW15:10Dallas/Fort Worth
£456
Find similar
Finnair
5 Nov
DFW21:15Dallas/Fort Worth
9h 00m
LHR12:15London Heathrow
13 Nov
LHR16:15London Heathrow
28h 55m
1 stop
DFW15:10Dallas/Fort Worth
£457
Find similar
Finnair
26 Nov
DFW16:55Dallas/Fort Worth
18h 05m
1 stop
LHR17:00London Heathrow
3 Dec
LHR16:15London Heathrow
28h 55m
1 stop
DFW15:10Dallas/Fort Worth
£459
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 1 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

Fly to

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 10/8

13:24-07:15

1 stop11h 51m

London Heathrow

Tue 26/8

06:15-13:35

1 stop13h 20m

£414

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 10/8

14:19-07:40

1 stop11h 21m

London Heathrow

Tue 26/8

06:30-14:05

1 stop13h 35m

£436

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 15/10

19:50-10:50

Nonstop9h 00m

London Heathrow

Wed 22/10

08:25-16:20

1 stop13h 55m

£439

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 14/10

18:00-09:00

Nonstop9h 00m

London Heathrow

Wed 22/10

08:25-16:20

1 stop13h 55m

£440

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 10/8

19:40-10:50

Nonstop9h 10m

London Heathrow

Tue 26/8

08:15-16:10

1 stop13h 55m

£453

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 10/8

19:40-10:50

Nonstop9h 10m

London Heathrow

Tue 26/8

08:15-16:10

1 stop13h 55m

£454

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 5/11

20:40-11:40

Nonstop9h 00m

London Heathrow

Thu 13/11

16:15-15:10

1 stop28h 55m

£456

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 5/11

21:15-12:15

Nonstop9h 00m

London Heathrow

Thu 13/11

16:15-15:10

1 stop28h 55m

£457

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 2/9

15:20-06:25

Nonstop9h 05m

London Heathrow

Thu 11/9

09:15-20:10

1 stop16h 55m

£465

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 10/8

12:39-06:20

1 stop11h 41m

London Heathrow

Thu 21/8

09:15-20:10

1 stop16h 55m

£467

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, January 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 £601. 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 £608.

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 £639. 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 £825.

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 £680. 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 £731 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 £714 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 £614 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 August 2025, prices for Dallas/Fort Worth Airport to London Heathrow Airport flights are approximately 38% cheaper 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

£180

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 £180. The best return flight deal from Dallas/Fort Worth Airport to London Heathrow Airport found on momondo in the last 72 hours is £414.
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
Scandinavian AirlinesPriceFrom £463Free CancellationRating
7.3
1,457 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom £479Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
IberiaPriceFrom £503Free CancellationRating
7.0
2,859 reviews
Search Iberia flights
British AirwaysPriceFrom £514Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
American AirlinesPriceFrom £555Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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

    Across 31 Finnair flights from Dallas/Fort Worth Airport to London Heathrow Airport this week, the average price was £1,147, with the best Finnair deals starting from £634 round-trip. 1,316 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, 10,000 ratings). American Airlines flies from Dallas/Fort Worth Airport to London Heathrow Airport around 31 times per week, with deals starting from £735 round-trip and rising to an average price of around £1,564.

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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