What is the most punctual flight time for Dallas to London flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Which airline has the best punctuality record on Dallas to London flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

Which airlines fly to London Heathrow Airport?

British Airways, Iberia and Finnair are the top three most popular airlines that fly to London Heathrow Airport from Dallas according to our data. British Airways is the first choice among our users, with 54% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 5 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

How often are flights from Dallas to London delayed?

Historically, on average around 20% of flights between Dallas and London have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

What is the cheapest airline that flies from Dallas to London Heathrow?

Scandinavian Airlines, JetBlue, and Delta are the most popular carriers operating from Dallas to London Heathrow

How many flights depart from Dallas to London Heathrow Airport on average per week?

As of November 2025, 182 flights take off from Dallas and land in London Heathrow Airport each week. The most common flight departure day for this route is Fri, with 16% of weekly flights taking off on this day.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Dallas to London Heathrow Airport on average per day?

As of November 2025, there are 26 flights per day flying from Dallas to London Heathrow Airport. The most common time of day flights depart is 20:00, with 62% of flights taking off in the evening.

When did momondo last update prices for flights from Dallas to London Heathrow Airport?

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

How many operators does momondo search for flights from Dallas to London Heathrow Airport?

The number of operators available for flights from Dallas to London Heathrow Airport is 5 as of November 2025.

How old do you have to be to fly from Dallas to London Heathrow Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas to London Heathrow Airport.

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

The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£229 Cheap Flights from Dallas to London Heathrow Airport in 2025/26

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16:20 - 18:30DFW-LHR

21h 10m2 stops

07:05 - 21:24LHR-DFW

20h 19m2 stops

£550Scandinavian Airlines

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Wed, 25 Mar - Thu, 2 Apr

12:20 - 20:05DFW-LHR

25h 45m3 stops

19:30 - 21:39LHR-DFW

31h 09m3 stops

£552Multiple Airlines

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Wed, 4 Mar - Thu, 12 Mar

07:35 - 16:25DFW-LHR

26h 50m3 stops

06:40 - 21:43LHR-DFW

21h 03m2 stops

£552Scandinavian Airlines

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Tue, 13 Jan - Wed, 28 Jan

05:25 - 10:50DFW-LHR

23h 25m2 stops

12:15 - 11:25LHR-DFW

29h 10m3 stops

£553Multiple Airlines

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Tue, 2 Dec - Sat, 6 Dec

09:37 - 06:20DFW-LHR

14h 43m1 stop

12:40 - 00:20LHR-DFW

17h 40m1 stop

£554Multiple Airlines

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Sun, 11 Jan - Tue, 27 Jan

14:19 - 06:30DFW-LHR

34h 11m3 stops

06:00 - 00:20LHR-DFW

24h 20m3 stops

£555Multiple Airlines

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Sat, 28 Feb - Sat, 7 Mar

07:30 - 17:40DFW-LHR

28h 10m3 stops

07:05 - 21:57LHR-DFW

20h 52m3 stops

£555Scandinavian Airlines

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Tue, 17 Feb - Thu, 26 Feb

14:17 - 09:00DAL-LHR

12h 43m1 stop

08:55 - 17:51LHR-DAL

14h 56m1 stop

£610KLM

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Wed, 21 Jan - Wed, 28 Jan

14:17 - 11:40DAL-LHR

15h 23m1 stop

06:30 - 22:29LHR-DAL

21h 59m2 stops

£631Virgin Atlantic

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Tue, 13 Jan - Wed, 28 Jan

10:32 - 07:50DAL-LHR

15h 18m1 stop

06:30 - 17:47LHR-DAL

17h 17m2 stops

£632Virgin Atlantic

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Tue, 13 Jan - Tue, 27 Jan

JetBlue flights from Dallas to London Heathrow Airport

Our best JetBlue deals on Dallas to London Heathrow Airport flight tickets

JetBlue

30 Jan

DFW11:30Dallas/Fort Worth

13h 25m

1 stop

LHR06:55London Heathrow

18 Feb

LHR09:20London Heathrow

15h 00m

1 stop

DFW18:20Dallas/Fort Worth

£563

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JetBlue

18 Feb

DFW19:16Dallas/Fort Worth

29h 39m

1 stop

LHR06:55London Heathrow

24 Feb

LHR09:20London Heathrow

15h 00m

1 stop

DFW18:20Dallas/Fort Worth

£568

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JetBlue

31 Mar

DFW11:00Dallas/Fort Worth

13h 30m

1 stop

LHR06:30London Heathrow

6 Apr

LHR08:25London Heathrow

31h 46m

1 stop

DFW10:11Dallas/Fort Worth

£580

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Turkish Airlines flights from Dallas to London Heathrow Airport

Our best Turkish Airlines deals on Dallas to London Heathrow Airport flight tickets

Turkish Airlines

31 Mar

DFW21:30Dallas/Fort Worth

30h 05m

1 stop

LHR09:35London Heathrow

7 Apr

LHR06:30London Heathrow

19h 05m

1 stop

DFW19:35Dallas/Fort Worth

£572

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Turkish Airlines

4 Mar

DFW14:45Dallas/Fort Worth

17h 25m

1 stop

LHR14:10London Heathrow

12 Mar

LHR15:15London Heathrow

33h 25m

1 stop

DFW19:40Dallas/Fort Worth

£573

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Turkish Airlines

10 Jan

DFW20:35Dallas/Fort Worth

18h 30m

1 stop

LHR21:05London Heathrow

28 Jan

LHR22:35London Heathrow

26h 05m

1 stop

DFW18:40Dallas/Fort Worth

£581

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momondo Fare Finder

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DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 25/3

16:20-18:30

2 stops21h 10m

London Heathrow

Thu 2/4

07:05-21:24

2 stops20h 19m

£550

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 4/3

12:20-20:05

3 stops25h 45m

London Heathrow

Thu 12/3

19:30-21:39

3 stops31h 09m

£552

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 13/1

07:35-16:25

3 stops26h 50m

London Heathrow

Wed 28/1

06:40-21:43

2 stops21h 03m

£552

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 2/12

05:25-10:50

2 stops23h 25m

London Heathrow

Sat 6/12

12:15-11:25

3 stops29h 10m

£553

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 11/1

09:37-06:20

1 stop14h 43m

London Heathrow

Tue 27/1

12:40-00:20

1 stop17h 40m

£554

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sat 28/2

14:19-06:30

3 stops34h 11m

London Heathrow

Sat 7/3

06:00-00:20

3 stops24h 20m

£555

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 17/2

07:30-17:40

3 stops28h 10m

London Heathrow

Thu 26/2

07:05-21:57

3 stops20h 52m

£555

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Wed 21/1

14:17-09:00

1 stop12h 43m

London Heathrow

Wed 28/1

08:55-17:51

1 stop14h 56m

£610

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Tue 13/1

14:17-11:40

1 stop15h 23m

London Heathrow

Wed 28/1

06:30-22:29

2 stops21h 59m

£631

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Tue 13/1

10:32-07:50

1 stop15h 18m

London Heathrow

Tue 27/1

06:30-17:47

2 stops17h 17m

£632

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How to get the cheapest flight ticket from Dallas 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

Prices

Airlines

Delays

Other information

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

In general, September is the cheapest month to fly from Dallas to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £590. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from Dallas averaging around £598.

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 is on a Monday. momondo users have found tickets for Monday departures for as low as £649. 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 £869.

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 to London Heathrow Airport in the afternoon for as low as £696. 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 £740 on average. Flights to London Heathrow Airport from Dallas at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Dallas to London Heathrow flight route?

Fly from Dallas/Fort Worth to London Heathrow for the best Dallas - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £716 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 for as low as £643 on momondo.

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

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

Cheap Dallas to London Heathrow Airport flight deals and tips

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

Fastest flight time	8h 55m
Direct flights	Every day

The fastest flight from Dallas to London Heathrow Airport takes 8h 55m

Direct flights go from Dallas to London Heathrow Airport every day.

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How far is Dallas to London Heathrow by plane?
Dallas and London Heathrow are 4733.2 mi apart from one another. Flights usually cover this in 9h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Dallas to London Heathrow Airport?
Prices for flights from Dallas to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dallas to London Heathrow Airport?
The number of operators available for flights from Dallas to London Heathrow Airport is 5 as of November 2025.
How old do you have to be to fly from Dallas to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Dallas to London Heathrow Airport

Compare and see reviews for airlines that fly from Dallas to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom £468	Free Cancellation	Rating 7.4 1,584 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom £470	Free Cancellation	Rating 6.7 7,533 reviews	Search British Airways flights
Finnair	PriceFrom £473	Free Cancellation	Rating 7.6 1,334 reviews	Search Finnair flights
American Airlines	PriceFrom £488	Free Cancellation	Rating 7.2 11,047 reviews	Search American Airlines flights
Iberia	PriceFrom £555	Free Cancellation	Rating 7.0 3,027 reviews	Search Iberia flights

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dallas to London. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to London from Dallas with this policy.

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?

Yes. momondo can track prices for Dallas to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Dallas to London from £229

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 to London departing on 18/2. 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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Use the filters below to find and compare flights from Dallas to London Heathrow Airport that are best for you.

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How to get the cheapest flight ticket from Dallas 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?

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

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

What is the cheapest Dallas to London Heathrow flight route?

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

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

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

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

What is the cheapest airline that flies from Dallas to London Heathrow?

Scandinavian Airlines, JetBlue, and Delta are the most popular carriers operating from Dallas to London Heathrow

Which airlines fly to London Heathrow Airport?

How often are flights from Dallas to London delayed?

Historically, on average around 20% of flights between Dallas and London have experienced a delay on any given week. The average delay length over the past 12 months has been 165 minutes.

What is the most punctual flight time for Dallas to London flights?

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Dallas to London flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

How many flights depart from Dallas to London Heathrow Airport on average per day?

As of November 2025, there are 26 flights per day flying from Dallas to London Heathrow Airport. The most common time of day flights depart is 20:00, with 62% of flights taking off in the evening.

How many flights depart from Dallas to London Heathrow Airport on average per week?

As of November 2025, 182 flights take off from Dallas and land in London Heathrow Airport each week. The most common flight departure day for this route is Fri, with 16% of weekly flights taking off on this day.

Cheap Dallas to London Heathrow Airport flight deals and tips

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

Fastest flight time

Direct flights

How far is Dallas to London Heathrow by plane?

When did momondo last update prices for flights from Dallas to London Heathrow Airport?

How many operators does momondo search for flights from Dallas to London Heathrow Airport?

How old do you have to be to fly from Dallas to London Heathrow Airport?

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

Best airlines flying from Dallas to London Heathrow Airport

Compare and see reviews for airlines that fly from Dallas to London Heathrow Airport with momondo

Travelling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo