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

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

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

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

What airlines fly to Dallas?

British Airways, American Airlines and Finnair are the top three most popular airlines that fly to Dallas from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Dallas. Keep in mind that there are 6 different airlines that fly to Dallas on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between London Heathrow Airport and Dallas is 27 per day as of December 2025. The most frequent departure time is 8:00AM, with 57% of daily flights leaving at noon.

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

Austrian Airlines, Air Canada, and Delta are the most popular carriers operating from London Heathrow to Dallas

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

As of December 2025, 192 flights take off from London Heathrow Airport and land in Dallas each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

How often are flights from London to Dallas delayed?

Historically, on average around 13% of flights between London and Dallas have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

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

Prices for flights from London Heathrow Airport to Dallas were last updated today.

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

There are 6 operators available for flights from London Heathrow Airport to Dallas as of December 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Dallas.

What documentation or ID do you need to fly to Dallas?

The travel and health documents you'll need for your trip to Dallas 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 Dallas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$542 Cheap Flights from London Heathrow Airport to Dallas in 2025/26

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6:50 am - 11:35 pm

LHR

DFW

22h 45m3 stops

8:40 pm - 7:10 am

DFW

LHR

28h 30m3 stops

$772Multiple Airlines

Fri, Jan 16 - Sat, Jan 31

12:40 pm - 10:49 pm

LHR

DFW

16h 09m1 stop

11:06 am - 6:45 am

DFW

LHR

13h 39m1 stop

$773Multiple Airlines

Mon, Jan 12 - Mon, Jan 26

2:50 pm - 5:47 am

LHR

DFW

20h 57m2 stops

1:36 pm - 9:20 am

DFW

LHR

14h 44m1 stop

$776Multiple Airlines

Thu, Feb 26 - Wed, Mar 11

6:00 am - 12:20 am

LHR

DFW

24h 20m2 stops

1:36 pm - 10:15 am

DFW

LHR

14h 39m1 stop

$777Multiple Airlines

Thu, Jan 22 - Thu, Feb 12

8:40 am - 11:24 am

LHR

DFW

32h 44m1 stop

12:17 pm - 6:30 am

DFW

LHR

12h 13m1 stop

$779JetBlue

Fri, May 8 - Wed, May 13

9:20 am - 6:20 pm

LHR

DFW

15h 00m1 stop

7:15 pm - 6:55 am

DFW

LHR

29h 40m1 stop

$781JetBlue

Fri, Feb 13 - Wed, Feb 18

6:30 am - 10:49 pm

LHR

DFW

22h 19m3 stops

7:30 am - 6:25 am

DFW

LHR

16h 55m2 stops

$782Multiple Airlines

Fri, Jan 23 - Tue, Feb 3

5:00 pm - 10:29 pm

LHR

DAL

35h 29m2 stops

11:57 am - 4:00 pm

DAL

LHR

22h 03m2 stops

$832Scandinavian Airlines

Wed, Jan 21 - Fri, Jan 30

6:40 am - 10:29 pm

LHR

DAL

21h 49m2 stops

3:57 pm - 6:30 pm

DAL

LHR

20h 33m2 stops

$833Scandinavian Airlines

Sat, Jan 24 - Sat, Jan 31

6:40 am - 10:31 pm

LHR

DAL

21h 51m2 stops

12:12 pm - 4:00 pm

DAL

LHR

22h 48m2 stops

$834Scandinavian Airlines

Mon, Mar 2 - Sun, Mar 8

Scandinavian Airlines flights from London Heathrow Airport to Dallas

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

Scandinavian Airlines

Feb 25

LHR6:40 amLondon Heathrow

21h 03m

2 stops

DFW9:43 pmDallas/Fort Worth

Mar 18

DFW4:15 pmDallas/Fort Worth

21h 15m

2 stops

LHR6:30 pmLondon Heathrow

$796

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Scandinavian Airlines

Jan 26

LHR6:40 amLondon Heathrow

21h 03m

2 stops

DFW9:43 pmDallas/Fort Worth

Feb 8

DFW7:25 amDallas/Fort Worth

26h 35m

2 stops

LHR4:00 pmLondon Heathrow

$808

Find similar

Scandinavian Airlines

Jan 25

LHR10:20 amLondon Heathrow

19h 34m

2 stops

DFW11:54 pmDallas/Fort Worth

Feb 9

DFW7:25 amDallas/Fort Worth

19h 55m

2 stops

LHR9:20 amLondon Heathrow

$826

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JetBlue flights from London Heathrow Airport to Dallas

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

JetBlue

May 8

LHR8:40 amLondon Heathrow

32h 44m

1 stop

DFW11:24 amDallas/Fort Worth

May 13

DFW12:17 pmDallas/Fort Worth

12h 13m

1 stop

LHR6:30 amLondon Heathrow

$779

Find similar

JetBlue

Feb 16

LHR9:20 amLondon Heathrow

15h 00m

1 stop

DFW6:20 pmDallas/Fort Worth

Mar 1

DFW6:38 pmDallas/Fort Worth

30h 17m

1 stop

LHR6:55 amLondon Heathrow

$788

Find similar

JetBlue

Feb 14

LHR9:20 amLondon Heathrow

15h 00m

1 stop

DFW6:20 pmDallas/Fort Worth

Feb 21

DFW7:15 pmDallas/Fort Worth

29h 40m

1 stop

LHR6:55 amLondon Heathrow

$794

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momondo Fare Finder

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

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Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 1/16

6:50 am-11:35 pm

3 stops22h 45m

Dallas/Fort Worth

Sat 1/31

8:40 pm-7:10 am

3 stops28h 30m

$772

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 1/12

12:40 pm-10:49 pm

1 stop16h 09m

Dallas/Fort Worth

Mon 1/26

11:06 am-6:45 am

1 stop13h 39m

$773

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 2/26

2:50 pm-5:47 am

2 stops20h 57m

Dallas/Fort Worth

Wed 3/11

1:36 pm-9:20 am

1 stop14h 44m

$776

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 1/22

6:00 am-12:20 am

2 stops24h 20m

Dallas/Fort Worth

Thu 2/12

1:36 pm-10:15 am

1 stop14h 39m

$777

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 5/8

8:40 am-11:24 am

1 stop32h 44m

Dallas/Fort Worth

Wed 5/13

12:17 pm-6:30 am

1 stop12h 13m

$779

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 2/13

9:20 am-6:20 pm

1 stop15h 00m

Dallas/Fort Worth

Wed 2/18

7:15 pm-6:55 am

1 stop29h 40m

$781

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 1/23

6:30 am-10:49 pm

3 stops22h 19m

Dallas/Fort Worth

Tue 2/3

7:30 am-6:25 am

2 stops16h 55m

$782

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Wed 1/21

5:00 pm-10:29 pm

2 stops35h 29m

Dallas Love Field

Fri 1/30

11:57 am-4:00 pm

2 stops22h 03m

$832

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Sat 1/24

6:40 am-10:29 pm

2 stops21h 49m

Dallas Love Field

Sat 1/31

3:57 pm-6:30 pm

2 stops20h 33m

$833

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

Mon 3/2

6:40 am-10:31 pm

2 stops21h 51m

Dallas Love Field

Sun 3/8

12:12 pm-4:00 pm

2 stops22h 48m

$834

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

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 Dallas?

If you are unable to visit Dallas during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around $884.

What is the cheapest day to depart on your flight to Dallas?

On average, the least expensive day to fly to Dallas from London Heathrow Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $985. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,119.

What is the cheapest time of day to depart on your flight to Dallas?

Flying to Dallas from London Heathrow Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $976 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around $1,121 per ticket.

What is the cheapest London Heathrow to Dallas flight route?

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

How far in advance should I book a flight to Dallas?

You are more likely to see cheaper flights to Dallas from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $1,040 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from London Heathrow Airport for as low as $958 on momondo.

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

There are 4 cabin classes available to choose from on London Heathrow to Dallas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap London Heathrow Airport to Dallas flight deals and tips

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

Fastest flight time	10h 05m
Direct flights	Every day
Airports in Dallas	3 airports

The fastest flight from London Heathrow Airport to Dallas takes 10h 05m

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

There are 3 airports in Dallas. From London Heathrow Airport there are direct flights to Dallas/Fort Worth (DFW).

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How far is London Heathrow to Dallas by plane?
There are 4733.2 mi between London Heathrow and Dallas. Flights usually cover this in 10h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London Heathrow Airport to Dallas?
Prices for flights from London Heathrow Airport to Dallas were last updated today.
How many operators does momondo search for flights from London Heathrow Airport to Dallas?
There are 6 operators available for flights from London Heathrow Airport to Dallas as of December 2025.
How old do you have to be to fly from London Heathrow Airport to Dallas?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Dallas.
What documentation or ID do you need to fly to Dallas?
The travel and health documents you'll need for your trip to Dallas 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 Dallas. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from London Heathrow Airport to Dallas

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

Airline	Rating	Free Cancellation	Price
Turkish Airlines	PriceFrom $635	Free Cancellation	Rating 7.3 4,130 reviews	Search Turkish Airlines flights
JetBlue	PriceFrom $782	Free Cancellation	Rating 7.2 2,903 reviews	Search JetBlue flights
American Airlines	PriceFrom $822	Free Cancellation	Rating 7.2 11,071 reviews	Search American Airlines flights
British Airways	PriceFrom $829	Free Cancellation	Rating 6.7 7,622 reviews	Search British Airways flights
Iberia	PriceFrom $904	Free Cancellation	Rating 7.0 3,057 reviews	Search Iberia flights
Finnair	PriceFrom $961	Free Cancellation	Rating 7.6 1,342 reviews	Search Finnair flights

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for London to Dallas flights to just show those with flexible booking policies.

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

Once you have performed a search for London to Dallas flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from London to Dallas now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Dallas and let you know when they change.

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Cheap flights from London Heathrow Airport to Dallas from $584

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Dallas departing on 1/9. 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 London Heathrow Airport to Dallas

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Scandinavian Airlines flights from London Heathrow Airport to Dallas

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

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momondo Fare Finder

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

See travel insights to Dallas from

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

What is the cheapest month to fly to Dallas?

If you are unable to visit Dallas during the month of January, then departing from London Heathrow Airport during the month February is also very affordable. Most momondo users find prices during this month for around $884.

What is the cheapest day to depart on your flight to Dallas?

What is the cheapest time of day to depart on your flight to Dallas?

What is the cheapest London Heathrow to Dallas flight route?

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

How far in advance should I book a flight to Dallas?

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

There are 4 cabin classes available to choose from on London Heathrow to Dallas 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 London Heathrow to Dallas?

Austrian Airlines, Air Canada, and Delta are the most popular carriers operating from London Heathrow to Dallas

What airlines fly to Dallas?

How often are flights from London to Dallas delayed?

Historically, on average around 13% of flights between London and Dallas have experienced a delay on any given week. The average delay length over the past 12 months has been 151 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

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

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

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

The number of flights available between London Heathrow Airport and Dallas is 27 per day as of December 2025. The most frequent departure time is 8:00AM, with 57% of daily flights leaving at noon.

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

As of December 2025, 192 flights take off from London Heathrow Airport and land in Dallas each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.

Cheap London Heathrow Airport to Dallas flight deals and tips

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

Fastest flight time

Direct flights

Airports in Dallas

How far is London Heathrow to Dallas by plane?

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

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

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

What documentation or ID do you need to fly to Dallas?

Best airlines flying from London Heathrow Airport to Dallas

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

Why use momondo?

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

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

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

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

An easier way to manage your Dallas trip

We make it super easy to schedule, organize 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 the United States

Fly into one of these airports located in Dallas

Airports listed have a maximum distance of 15.5 mi from Dallas