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

Delta, Virgin Atlantic, and KLM are the most popular carriers operating from Dallas to London Heathrow

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

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

How often are flights from Dallas to London delayed?

Historically, on average around 23% 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 163 minutes.

What airlines fly to London Heathrow Airport?

British Airways, American Airlines and Iberia 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 47% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 14 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

171 flights are operational weekly from Dallas to London Heathrow Airport as of January 2026. The most popular departure day for this route is Fri, with 17% of flights per week 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 which experiences the fewest number of delays on this flight route. Friday 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, American Airlines have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

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

The number of flights available between Dallas and London Heathrow Airport is 24 per day as of January 2026. The most frequent departure time is 8:00PM, with 60% of daily flights leaving 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?

There are 13 operators available for flights from Dallas to London Heathrow Airport as of January 2026.

How old do you have to be to fly from Dallas 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 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.

$348 Cheap Flights from Dallas to London Heathrow Airport in 2026

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7:15 pm - 6:55 am

DFW

LHR

29h 40m

1 stop

9:20 am - 5:43 pm

LHR

DFW

14h 23m

1 stop

$665JetBlue

Wed, Feb 18 - Thu, Feb 26

9:37 am - 8:30 am

DFW

LHR

16h 53m

2 stops

1:25 pm - 12:20 am

LHR

DFW

16h 55m

2 stops

$666Multiple Airlines

Sun, Feb 15 - Tue, Mar 3

8:25 pm - 2:45 pm

DFW

LHR

36h 20m

1 stop

11:30 am - 10:59 pm

LHR

DFW

41h 29m

2 stops

$667Turkish Airlines

Wed, Feb 4 - Sat, Feb 7

9:37 am - 8:30 am

DFW

LHR

16h 53m

2 stops

1:25 pm - 12:20 am

LHR

DFW

16h 55m

2 stops

$670Multiple Airlines

Sun, Feb 15 - Tue, Mar 3

4:00 pm - 5:40 pm

DFW

LHR

19h 40m

2 stops

6:40 am - 9:43 pm

LHR

DFW

21h 03m

2 stops

$671Scandinavian Airlines

Mon, Feb 9 - Wed, Feb 18

1:36 pm - 9:30 am

DFW

LHR

13h 54m

1 stop

9:35 am - 12:20 am

LHR

DFW

20h 45m

1 stop

$675Multiple Airlines

Thu, Feb 26 - Tue, Mar 3

2:41 pm - 7:10 am

DFW

LHR

34h 29m

3 stops

1:25 pm - 12:20 am

LHR

DFW

16h 55m

2 stops

$682Multiple Airlines

Wed, Feb 11 - Fri, Feb 27

9:37 am - 8:30 am

DFW

LHR

16h 53m

2 stops

6:00 am - 11:50 pm

LHR

DFW

23h 50m

3 stops

$683Multiple Airlines

Sun, Feb 15 - Tue, Mar 3

4:00 pm - 5:40 pm

DFW

LHR

19h 40m

2 stops

5:00 pm - 9:43 pm

LHR

DFW

34h 43m

2 stops

$686Scandinavian Airlines

Mon, Feb 9 - Sat, Feb 28

6:38 pm - 11:40 am

DAL

LHR

11h 02m

1 stop

6:30 am - 10:31 pm

LHR

DAL

22h 01m

2 stops

$748Virgin Atlantic

Mon, Feb 16 - Wed, Mar 4

JetBlue flights from Dallas to London Heathrow Airport

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

JetBlue

Feb 18

DFW7:15 pmDallas/Fort Worth

29h 40m

1 stop

LHR6:55 amLondon Heathrow

Feb 26

LHR9:20 amLondon Heathrow

14h 23m

1 stop

DFW5:43 pmDallas/Fort Worth

$665

JetBlue

Jan 30

DFW11:29 amDallas/Fort Worth

13h 26m

1 stop

LHR6:55 amLondon Heathrow

Feb 8

LHR9:20 amLondon Heathrow

31h 18m

1 stop

DFW10:38 amDallas/Fort Worth

$686

JetBlue

Feb 15

DFW7:15 pmDallas/Fort Worth

29h 40m

1 stop

LHR6:55 amLondon Heathrow

Feb 28

LHR9:20 amLondon Heathrow

14h 23m

1 stop

DFW5:43 pmDallas/Fort Worth

$704

Turkish Airlines flights from Dallas to London Heathrow Airport

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

Turkish Airlines

Feb 4

DFW8:25 pmDallas/Fort Worth

36h 20m

1 stop

LHR2:45 pmLondon Heathrow

Feb 7

LHR11:30 amLondon Heathrow

41h 29m

2 stops

DFW10:59 pmDallas/Fort Worth

$667

Turkish Airlines

Jan 31

DFW2:45 pmDallas/Fort Worth

18h 10m

1 stop

LHR2:55 pmLondon Heathrow

Feb 1

LHR10:35 pmLondon Heathrow

30h 24m

2 stops

DFW10:59 pmDallas/Fort Worth

$703

Turkish Airlines

Jan 30

DFW8:35 pmDallas/Fort Worth

19h 50m

1 stop

LHR10:25 pmLondon Heathrow

Feb 1

LHR7:55 pmLondon Heathrow

33h 04m

2 stops

DFW10:59 pmDallas/Fort Worth

$740

momondo Fare Finder

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

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Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 2/18

7:15 pm-6:55 am

1 stop29h 40m

London Heathrow

Thu 2/26

9:20 am-5:43 pm

1 stop14h 23m

$665

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 2/15

9:37 am-8:30 am

2 stops16h 53m

London Heathrow

Tue 3/3

1:25 pm-12:20 am

2 stops16h 55m

$666

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 2/4

8:25 pm-2:45 pm

1 stop36h 20m

London Heathrow

Sat 2/7

11:30 am-10:59 pm

2 stops41h 29m

$667

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 2/15

9:37 am-8:30 am

2 stops16h 53m

London Heathrow

Tue 3/3

1:25 pm-12:20 am

2 stops16h 55m

$670

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/9

4:00 pm-5:40 pm

2 stops19h 40m

London Heathrow

Wed 2/18

6:40 am-9:43 pm

2 stops21h 03m

$671

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 2/26

1:36 pm-9:30 am

1 stop13h 54m

London Heathrow

Tue 3/3

9:35 am-12:20 am

1 stop20h 45m

$675

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 2/11

2:41 pm-7:10 am

3 stops34h 29m

London Heathrow

Fri 2/27

1:25 pm-12:20 am

2 stops16h 55m

$682

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 2/15

9:37 am-8:30 am

2 stops16h 53m

London Heathrow

Tue 3/3

6:00 am-11:50 pm

3 stops23h 50m

$683

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/9

4:00 pm-5:40 pm

2 stops19h 40m

London Heathrow

Sat 2/28

5:00 pm-9:43 pm

2 stops34h 43m

$686

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Mon 2/16

6:38 pm-11:40 am

1 stop11h 02m

London Heathrow

Wed 3/4

6:30 am-10:31 pm

2 stops22h 01m

$748

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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?

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from Dallas, with most prices found around $761. If you’re not able to fly to London Heathrow Airport in September, then October is your next best option. Flight prices from Dallas to London Heathrow Airport during October average around $779.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $985. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,206.

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 $1,036. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,118.

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 $934 when searching weeks out. 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 $820 on momondo.

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

There are 4 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	9h 00m
Direct flights	Every day

The fastest flight from Dallas to London Heathrow Airport takes 9h 00m

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. Typically, this will take 9h 00m by plane in normal conditions.
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?
There are 13 operators available for flights from Dallas to London Heathrow Airport as of January 2026.
How old do you have to be to fly from Dallas 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 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
JetBlue	PriceFrom $116	Free Cancellation	Rating 7.2 2,895 reviews	Search JetBlue flights
British Airways	PriceFrom $517	Free Cancellation	Rating 6.7 7,699 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $545	Free Cancellation	Rating 7.3 1,664 reviews	Search Scandinavian Airlines flights
Delta	PriceFrom $568	Free Cancellation	Rating 7.9 8,112 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $571	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $586	Free Cancellation	Rating 7.2 11,192 reviews	Search American Airlines flights
Finnair	PriceFrom $605	Free Cancellation	Rating 7.6 1,356 reviews	Search Finnair flights
Air France	PriceFrom $623	Free Cancellation	Rating 7.4 1,525 reviews	Search Air France flights
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 9,198 reviews	Search United Airlines flights
Lufthansa	PriceFrom $636	Free Cancellation	Rating 6.8 7,748 reviews	Search Lufthansa flights

Gatwick

Hounslow

Milton Keynes

Luton

Dover

Slough

Guildford

Crawley

Wembley

Dartford

Hayes

Stratford-upon-Avon

Brentwood

Harrow

Watford

Cobham

Folkestone

Romford

Stansted

Croydon

Why use momondo?

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

Finding the right flight to London from Dallas is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. All flights to London from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

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

An easier way to manage your London Heathrow Airport trip

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Cheap flights from Dallas to London from $346

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 2/8. 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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JetBlue flights from Dallas to London Heathrow Airport

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

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

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

See travel insights to London from

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

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?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $985. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,206.

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 4 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?

Delta, Virgin Atlantic, and KLM are the most popular carriers operating from Dallas to London Heathrow

What airlines fly to London Heathrow Airport?

How often are flights from Dallas to London delayed?

Historically, on average around 23% 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 163 minutes.

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

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights 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 which experiences the fewest number of delays on this flight route. Friday 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, American Airlines have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

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

The number of flights available between Dallas and London Heathrow Airport is 24 per day as of January 2026. The most frequent departure time is 8:00PM, with 60% of daily flights leaving in the evening.

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

171 flights are operational weekly from Dallas to London Heathrow Airport as of January 2026. The most popular departure day for this route is Fri, with 17% of flights per week 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

Traveling 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, 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 London

Popular cities in the United Kingdom

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