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Cheap flights from London Heathrow Airport to Dallas from £299

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 25/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Dallas

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 00:20
LHR
-
DFW
24h 20m
2 stops
Multiple Airlines Logo
09:37 - 17:50
DFW
-
LHR
26h 13m
2 stops
£543Multiple Airlines
qui, 12 fev - dom, 22 fev
Multiple Airlines Logo
19:50 - 23:50
LHR
-
DFW
34h 00m
3 stops
Multiple Airlines Logo
21:07 - 14:35
DFW
-
LHR
35h 28m
3 stops
£547Multiple Airlines
ter, 3 mar - qui, 5 mar
Multiple Airlines Logo
07:30 - 00:20
LHR
-
DFW
22h 50m
2 stops
Multiple Airlines Logo
09:37 - 08:25
DFW
-
LHR
16h 48m
1 stop
£548Multiple Airlines
qui, 12 fev - dom, 22 fev
Multiple Airlines Logo
18:15 - 06:01
LHR
-
DFW
17h 46m
1 stop
Multiple Airlines Logo
12:29 - 17:35
DFW
-
LHR
23h 06m
1 stop
£549Multiple Airlines
seg, 20 abr - sex, 1 mai
Multiple Airlines Logo
17:20 - 06:01
LHR
-
DFW
18h 41m
1 stop
Multiple Airlines Logo
15:56 - 16:50
DFW
-
LHR
18h 54m
1 stop
£550Multiple Airlines
sex, 13 fev - seg, 23 fev
British Airways Logo
14:45 - 20:10
LHR
-
DFW
10h 25mdirect
British Airways Logo
19:40 - 10:55
DFW
-
LHR
9h 15mdirect
£558British Airways
dom, 15 mar - seg, 30 mar
Scandinavian Airlines Logo
06:40 - 22:45
LHR
-
DAL
21h 05m
2 stops
Scandinavian Airlines Logo
15:59 - 18:30
DAL
-
LHR
21h 31m
2 stops
£582Scandinavian Airlines
seg, 9 mar - seg, 23 mar
Scandinavian Airlines Logo
06:40 - 22:31
LHR
-
DAL
21h 51m
2 stops
Scandinavian Airlines Logo
15:59 - 16:00
DAL
-
LHR
18h 01m
2 stops
£622Scandinavian Airlines
qui, 12 fev - seg, 23 fev
Virgin Atlantic Logo
08:55 - 17:47
LHR
-
DAL
14h 52m
1 stop
Virgin Atlantic Logo
18:38 - 11:40
DAL
-
LHR
11h 02m
1 stop
£661Virgin Atlantic
seg, 9 fev - seg, 23 fev
Virgin Atlantic Logo
06:30 - 17:54
LHR
-
DAL
16h 24m
2 stops
Virgin Atlantic Logo
15:59 - 11:40
DAL
-
LHR
14h 41m
1 stop
£671Virgin Atlantic
seg, 9 mar - seg, 23 mar

JetBlue flights from London Heathrow Airport to Dallas

Our best JetBlue deals on London Heathrow Airport to Dallas flight tickets
JetBlue
16 Feb
LHR09:20London Heathrow
15h 00m
1 stop
DFW18:20Dallas/Fort Worth
19 Feb
DFW19:15Dallas/Fort Worth
29h 40m
1 stop
LHR06:55London Heathrow
£601
JetBlue
15 Feb
LHR09:20London Heathrow
15h 00m
1 stop
DFW18:20Dallas/Fort Worth
23 Feb
DFW19:15Dallas/Fort Worth
29h 40m
1 stop
LHR06:55London Heathrow
£603

United Airlines flights from London Heathrow Airport to Dallas

Our best United Airlines deals on London Heathrow Airport to Dallas flight tickets
United Airlines
6 Feb
LHR06:50London Heathrow
17h 38m
2 stops
DFW18:28Dallas/Fort Worth
13 Feb
DFW12:06Dallas/Fort Worth
13h 49m
2 stops
LHR07:55London Heathrow
£673
United Airlines
2 Feb
LHR13:25London Heathrow
14h 14m
1 stop
DFW21:39Dallas/Fort Worth
16 Feb
DFW12:00Dallas/Fort Worth
13h 10m
1 stop
LHR07:10London Heathrow
£685
United Airlines
2 Feb
LHR13:25London Heathrow
14h 14m
1 stop
DFW21:39Dallas/Fort Worth
16 Feb
DFW17:29Dallas/Fort Worth
11h 21m
1 stop
LHR10:50London Heathrow
£690

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Dallas that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 janeiro 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Dallas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

qui 12/2

06:00-00:20

2 stops24h 20m

Dallas/Fort Worth

dom 22/2

09:37-17:50

2 stops26h 13m

£543

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

ter 3/3

19:50-23:50

3 stops34h 00m

Dallas/Fort Worth

qui 5/3

21:07-14:35

3 stops35h 28m

£547

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

qui 12/2

07:30-00:20

2 stops22h 50m

Dallas/Fort Worth

dom 22/2

09:37-08:25

1 stop16h 48m

£548

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

seg 20/4

18:15-06:01

1 stop17h 46m

Dallas/Fort Worth

sex 1/5

12:29-17:35

1 stop23h 06m

£549

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

sex 13/2

17:20-06:01

1 stop18h 41m

Dallas/Fort Worth

seg 23/2

15:56-16:50

1 stop18h 54m

£550

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

dom 15/3

14:45-20:10

Nonstop10h 25m

Dallas/Fort Worth

seg 30/3

19:40-10:55

Nonstop9h 15m

£558

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

seg 9/3

06:40-22:45

2 stops21h 05m

Dallas Love Field

seg 23/3

15:59-18:30

2 stops21h 31m

£582

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

qui 12/2

06:40-22:31

2 stops21h 51m

Dallas Love Field

seg 23/2

15:59-16:00

2 stops18h 01m

£622

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

seg 9/2

08:55-17:47

1 stop14h 52m

Dallas Love Field

seg 23/2

18:38-11:40

1 stop11h 02m

£661

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

seg 9/3

06:30-17:54

2 stops16h 24m

Dallas Love Field

seg 23/3

15:59-11:40

1 stop14h 41m

£671

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Dallas from

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

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

What is the cheapest month to fly to Dallas?

In general, February is the cheapest month to fly from London Heathrow Airport to Dallas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £641. If you are unable to visit Dallas during the month of February, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around £657.

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

According to our data, Wednesday is the cheapest day to fly to Dallas from London Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was £712. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London Heathrow Airport to Dallas on a Sunday will generally be more expensive and average around £768. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

At midday is the cheapest time of day to fly from London Heathrow Airport to Dallas when you can find flight prices for as low as £699. Flying to Dallas at midday is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around £785 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 £762 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 Heathrow Airport for as low as £710 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).
Search flight deals

  • How far is London Heathrow to Dallas by plane?

    London Heathrow and Dallas are 4733.2 mi apart from one another. In terms of flight time, this usually takes a little over 10h 05m.

  • 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?

  • How old do you have to be to fly from London Heathrow Airport 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 layovers. It is recommended that you verify 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 necessary travel and health documents for your Dallas trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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
Virgin AtlanticPriceFrom £408Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
LufthansaPriceFrom £421Free CancellationRating
6.8
7,749 reviews
Search Lufthansa flights
Air CanadaPriceFrom £459Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights
United AirlinesPriceFrom £462Free CancellationRating
7.4
9,213 reviews
Search United Airlines flights
JetBluePriceFrom £469Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
FinnairPriceFrom £481Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
IcelandairPriceFrom £487Free CancellationRating
7.1
603 reviews
Search Icelandair flights
Air FrancePriceFrom £502Free CancellationRating
7.4
1,528 reviews
Search Air France flights
Scandinavian AirlinesPriceFrom £509Free CancellationRating
7.3
1,672 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom £585Free CancellationRating
7.2
11,201 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Dallas from London 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 Dallas quick and easy, saving you time and money.

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 provides multiple filters to help you find the best flight to Dallas from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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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sex 27/2
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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
Dallas Addison Airport
Dallas Love Field Airport
Dallas/Fort Worth Airport