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

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

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

27 flights are operational daily from London to Dallas as of November 2025. The most popular departure time for this route is 08:00, with 62% of flights per day taking off at midday.

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

189 flights are operational weekly from London to Dallas as of November 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Dallas.

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

The travel and health documents required for your trip to Dallas can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dallas. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

€496 Cheap Flights from London to Dallas in 2025/26

Q: What is the typical price of a round-trip flight between London and Dallas?

Prices are currently low for flights on this route. Typical prices usually range from €734 to €911. The lowest price recently found on this route was €636.

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Find the cheapest flights from London to Dallas

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One-way

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16:20 - 20:33LHR-DFW

34h 13m1 stop

17:20 - 07:25DFW-LHR

32h 05m2 stops

€636United Airlines

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Thu, 26 Feb - Sat, 28 Feb

09:30 - 14:25LHR-DFW

34h 55m1 stop

19:48 - 12:00DFW-LHR

34h 12m1 stop

€654United Airlines

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Fri, 5 Dec - Sat, 6 Dec

18:00 - 21:32LHR-DFW

33h 32m1 stop

18:46 - 05:55DFW-LHR

29h 09m1 stop

€664United Airlines

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Thu, 26 Feb - Sat, 28 Feb

06:30 - 14:25LHR-DFW

13h 55m1 stop

19:48 - 07:25DFW-LHR

29h 37m1 stop

€671United Airlines

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Sat, 6 Dec - Sat, 6 Dec

07:05 - 00:25LHR-DFW

23h 20m3 stops

07:30 - 09:20DFW-LHR

19h 50m2 stops

€714Scandinavian Airlines

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Mon, 9 Feb - Sun, 15 Feb

07:05 - 00:18LHR-DFW

23h 13m3 stops

15:45 - 16:00DFW-LHR

18h 15m2 stops

€716Scandinavian Airlines

Find Deal

Thu, 12 Feb - Mon, 23 Feb

07:05 - 00:18LHR-DFW

23h 13m3 stops

07:30 - 09:20DFW-LHR

19h 50m2 stops

€717Scandinavian Airlines

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Fri, 13 Feb - Wed, 18 Feb

13:25 - 12:09LHR-DFW

28h 44m2 stops

17:07 - 09:40DFW-LHR

34h 33m1 stop

€749United Airlines

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Fri, 5 Dec - Sat, 6 Dec

06:40 - 22:04LHR-DFW

21h 24m3 stops

16:04 - 17:40DFW-LHR

19h 36m2 stops

€755Scandinavian Airlines

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Sun, 23 Nov - Thu, 27 Nov

07:05 - 00:18LHR-DFW

23h 13m3 stops

15:45 - 21:40DFW-LHR

23h 55m2 stops

€756Scandinavian Airlines

Find Deal

Thu, 12 Feb - Mon, 23 Feb

United Airlines flights from London to Dallas

Our best United Airlines deals on London to Dallas flight tickets

United Airlines

26 Feb

LHR16:20London Heathrow

34h 13m

1 stop

DFW20:33Dallas/Fort Worth

28 Feb

DFW17:20Dallas/Fort Worth

32h 05m

2 stops

LHR07:25London Heathrow

€636

Find similar

United Airlines

5 Dec

LHR09:30London Heathrow

34h 55m

1 stop

DFW14:25Dallas/Fort Worth

6 Dec

DFW19:48Dallas/Fort Worth

34h 12m

1 stop

LHR12:00London Heathrow

€654

Find similar

United Airlines

26 Feb

LHR18:00London Heathrow

33h 32m

1 stop

DFW21:32Dallas/Fort Worth

28 Feb

DFW18:46Dallas/Fort Worth

29h 09m

1 stop

LHR05:55London Heathrow

€664

Find similar

Scandinavian Airlines flights from London to Dallas

Our best Scandinavian Airlines deals on London to Dallas flight tickets

Scandinavian Airlines

9 Feb

LHR07:05London Heathrow

23h 20m

3 stops

DFW00:25Dallas/Fort Worth

15 Feb

DFW07:30Dallas/Fort Worth

19h 50m

2 stops

LHR09:20London Heathrow

€714

Find similar

Scandinavian Airlines

12 Feb

LHR07:05London Heathrow

23h 13m

3 stops

DFW00:18Dallas/Fort Worth

23 Feb

DFW15:45Dallas/Fort Worth

18h 15m

2 stops

LHR16:00London Heathrow

€716

Find similar

Scandinavian Airlines

13 Feb

LHR07:05London Heathrow

23h 13m

3 stops

DFW00:18Dallas/Fort Worth

18 Feb

DFW07:30Dallas/Fort Worth

19h 50m

2 stops

LHR09:20London Heathrow

€717

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 26/2

16:20-20:33

1 stop34h 13m

Dallas/Fort Worth

Sat 28/2

17:20-07:25

2 stops32h 05m

€636

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 5/12

09:30-14:25

1 stop34h 55m

Dallas/Fort Worth

Sat 6/12

19:48-12:00

1 stop34h 12m

€654

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 26/2

18:00-21:32

1 stop33h 32m

Dallas/Fort Worth

Sat 28/2

18:46-05:55

1 stop29h 09m

€664

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sat 6/12

06:30-14:25

1 stop13h 55m

Dallas/Fort Worth

Sat 6/12

19:48-07:25

1 stop29h 37m

€671

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Mon 9/2

07:05-00:25

3 stops23h 20m

Dallas/Fort Worth

Sun 15/2

07:30-09:20

2 stops19h 50m

€714

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 12/2

07:05-00:18

3 stops23h 13m

Dallas/Fort Worth

Mon 23/2

15:45-16:00

2 stops18h 15m

€716

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 13/2

07:05-00:18

3 stops23h 13m

Dallas/Fort Worth

Wed 18/2

07:30-09:20

2 stops19h 50m

€717

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Fri 5/12

13:25-12:09

2 stops28h 44m

Dallas/Fort Worth

Sat 6/12

17:07-09:40

1 stop34h 33m

€749

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Sun 23/11

06:40-22:04

3 stops21h 24m

Dallas/Fort Worth

Thu 27/11

16:04-17:40

2 stops19h 36m

€755

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

Thu 12/2

07:05-00:18

3 stops23h 13m

Dallas/Fort Worth

Mon 23/2

15:45-21:40

2 stops23h 55m

€756

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London 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

Other information

What is the typical price of a round-trip flight between London and Dallas?

What is the cheapest month to fly to Dallas?

In general, February is the cheapest month to fly from London to Dallas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €763. If you are unable to visit Dallas during the month of February, then departing from London during the month January is also very affordable. Most momondo users find prices during this month for around €771.

What is the cheapest London to Dallas flight route?

Fly from London Heathrow to Dallas/Fort Worth for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around €886 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from London for as low as €821 on momondo.

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

There are 2 cabin classes available to choose from on London 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 to Dallas flight deals and tips

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

Fastest flight time	10h 00m
Direct flights	Every day
Airports in Dallas	1 airport

The fastest flight from London to Dallas takes 10h 00m

Direct flights go from London to Dallas every day.

There is 1 airport near Dallas: Dallas/Fort Worth (DFW)

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How far is London to Dallas by plane?
Dallas is 7636.5 km away from London. A reasonable flight in good conditions will take 13h 35m.
When did momondo last update prices for flights from London to Dallas?
Prices for flights from London to Dallas are refreshed on a daily basis.
How old do you have to be to fly from London to Dallas?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from London to Dallas.
What documentation or ID do you need to fly to Dallas?
The travel and health documents required for your trip to Dallas can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Dallas. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find London to Dallas flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Dallas that suits you.

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

Flights from London to Dallas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between London and Dallas by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.