What airlines fly to London Heathrow Airport?

British Airways, Iberia and American Airlines 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 48% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 13 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

196 flights are operational weekly from Dallas to London Heathrow Airport as of January 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.

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.

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 28 per day as of January 2026. The most frequent departure time is 8:00PM, with 60% of daily flights leaving in the evening.

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.

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

British Airways, Iberia, and JetBlue are the most popular carriers operating from Dallas to London Heathrow

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.

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.

$255 Cheap Flights from Dallas to London Heathrow Airport in 2026

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7:00 am - 5:55 am

DFW

LHR

16h 55m

2 stops

6:30 am - 2:15 pm

LHR

DFW

13h 45m

1 stop

$664United Airlines

Di, Apr 28 - Mi, Mai 13

3:20 pm - 9:15 am

DFW

LHR

11h 55m

1 stop

4:30 pm - 9:00 pm

LHR

DFW

10h 30mnonstop

$665British Airways

Mo, Feb 2 - Do, Feb 12

6:00 pm - 8:15 am

DFW

LHR

9h 15mnonstop

10:05 am - 2:35 pm

LHR

DFW

10h 30mnonstop

$666British Airways

Di, Mrz 24 - Mi, Apr 1

8:30 pm - 11:40 am

DFW

LHR

9h 10mnonstop

4:15 pm - 3:10 pm

LHR

DFW

28h 55m

1 stop

$667Finnair

So, Feb 15 - So, Feb 22

6:46 pm - 9:20 am

DFW

LHR

32h 34m

2 stops

1:25 pm - 9:39 pm

LHR

DFW

13h 14m

1 stop

$668Air Canada

Sa, Feb 28 - Di, Mrz 24

4:15 pm - 10:45 am

DFW

LHR

12h 30m

1 stop

6:30 am - 2:25 pm

LHR

DFW

13h 55m

1 stop

$670Lufthansa

Mo, Feb 9 - Sa, Feb 21

5:12 pm - 10:25 am

DFW

LHR

11h 13m

1 stop

6:10 pm - 3:10 pm

LHR

DFW

27h 00m

1 stop

$671Finnair

Do, Feb 19 - Mi, Feb 25

7:17 pm - 7:10 am

DFW

LHR

29h 53m

2 stops

1:25 pm - 9:35 pm

LHR

DFW

14h 10m

1 stop

$672Air Canada

Sa, Jan 31 - Mi, Feb 11

12:12 pm - 5:40 pm

DAL

LHR

24h 28m

2 stops

7:30 pm - 10:45 pm

LHR

DAL

33h 15m

2 stops

$702Scandinavian Airlines

Mo, Mrz 23 - Mo, Apr 6

3:59 pm - 6:30 pm

DAL

LHR

21h 31m

2 stops

6:40 am - 10:45 pm

LHR

DAL

21h 05m

2 stops

$707Scandinavian Airlines

Mo, Mrz 9 - Mo, Mrz 16

Air Canada flights from Dallas to London Heathrow Airport

Our best Air Canada deals on Dallas to London Heathrow Airport flight tickets

Air Canada

Feb 28

DFW6:46 pmDallas/Fort Worth

32h 34m

2 stops

LHR9:20 amLondon Heathrow

Mar 24

LHR1:25 pmLondon Heathrow

13h 14m

1 stop

DFW9:39 pmDallas/Fort Worth

$668

Air Canada

Jan 31

DFW7:17 pmDallas/Fort Worth

29h 53m

2 stops

LHR7:10 amLondon Heathrow

Feb 12

LHR1:25 pmLondon Heathrow

14h 10m

1 stop

DFW9:35 pmDallas/Fort Worth

$672

Air Canada

Feb 28

DFW6:46 pmDallas/Fort Worth

32h 34m

2 stops

LHR9:20 amLondon Heathrow

Mar 19

LHR6:00 pmLondon Heathrow

25h 57m

1 stop

DFW2:57 pmDallas/Fort Worth

$673

Lufthansa flights from Dallas to London Heathrow Airport

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

Lufthansa

Jan 26

DFW4:15 pmDallas/Fort Worth

16h 30m

1 stop

LHR2:45 pmLondon Heathrow

Feb 7

LHR8:45 amLondon Heathrow

20h 20m

2 stops

DFW11:05 pmDallas/Fort Worth

$675

Lufthansa

Mar 22

DFW7:27 pmDallas/Fort Worth

16h 38m

2 stops

LHR5:05 pmLondon Heathrow

Apr 8

LHR6:30 amLondon Heathrow

13h 45m

1 stop

DFW2:15 pmDallas/Fort Worth

$678

Lufthansa

Mar 8

DFW5:15 pmDallas/Fort Worth

12h 30m

1 stop

LHR10:45 amLondon Heathrow

Mar 15

LHR7:15 pmLondon Heathrow

25h 10m

2 stops

DFW3:25 pmDallas/Fort Worth

$695

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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Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Di 4/28

7:00 am-5:55 am

2 stops16h 55m

London Heathrow

Mi 5/13

6:30 am-2:15 pm

1 stop13h 45m

$664

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mo 2/2

3:20 pm-9:15 am

1 stop11h 55m

London Heathrow

Do 2/12

4:30 pm-9:00 pm

Nonstop10h 30m

$665

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Di 3/24

6:00 pm-8:15 am

Nonstop9h 15m

London Heathrow

Mi 4/1

10:05 am-2:35 pm

Nonstop10h 30m

$666

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

So 2/15

8:30 pm-11:40 am

Nonstop9h 10m

London Heathrow

So 2/22

4:15 pm-3:10 pm

1 stop28h 55m

$667

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sa 2/28

6:46 pm-9:20 am

2 stops32h 34m

London Heathrow

Di 3/24

1:25 pm-9:39 pm

1 stop13h 14m

$668

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mo 2/9

4:15 pm-10:45 am

1 stop12h 30m

London Heathrow

Sa 2/21

6:30 am-2:25 pm

1 stop13h 55m

$670

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Do 2/19

5:12 pm-10:25 am

1 stop11h 13m

London Heathrow

Mi 2/25

6:10 pm-3:10 pm

1 stop27h 00m

$671

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sa 1/31

7:17 pm-7:10 am

2 stops29h 53m

London Heathrow

Mi 2/11

1:25 pm-9:35 pm

1 stop14h 10m

$672

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Mo 3/23

12:12 pm-5:40 pm

2 stops24h 28m

London Heathrow

Mo 4/6

7:30 pm-10:45 pm

2 stops33h 15m

$702

DallasLondon

DAL - LHR

DALLHR

Dallas Love Field

Mo 3/9

3:59 pm-6:30 pm

2 stops21h 31m

London Heathrow

Mo 3/16

6:40 am-10:45 pm

2 stops21h 05m

$707

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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 $773.

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 $976. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,210.

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 $1,028. 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 $1,121.

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 $933 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 $828 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 2,891 reviews	Search JetBlue flights
British Airways	PriceFrom $523	Free Cancellation	Rating 6.7 7,689 reviews	Search British Airways flights
Delta	PriceFrom $568	Free Cancellation	Rating 7.9 8,075 reviews	Search Delta flights
Virgin Atlantic	PriceFrom $571	Free Cancellation	Rating 7.5 678 reviews	Search Virgin Atlantic flights
Scandinavian Airlines	PriceFrom $576	Free Cancellation	Rating 7.3 1,655 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $584	Free Cancellation	Rating 7.2 11,159 reviews	Search American Airlines flights
Finnair	PriceFrom $605	Free Cancellation	Rating 7.6 1,351 reviews	Search Finnair flights
United Airlines	PriceFrom $628	Free Cancellation	Rating 7.4 9,176 reviews	Search United Airlines flights
Lufthansa	PriceFrom $636	Free Cancellation	Rating 6.8 7,731 reviews	Search Lufthansa flights
Air Canada	PriceFrom $637	Free Cancellation	Rating 7.1 10,635 reviews	Search Air Canada flights

Gatwick

Hounslow

Luton

Milton Keynes

Dover

Slough

Guildford

Crawley

Dartford

Hayes

Stratford-upon-Avon

Wembley

Brentwood

Salisbury

Watford

Cobham

Folkestone

Romford

Harrow

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 $255

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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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

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 $976. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,210.

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?

British Airways, Iberia, and JetBlue 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 28 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?

196 flights are operational weekly from Dallas to London Heathrow Airport as of January 2026. The most popular departure day for this route is Mon, with 14% 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