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Cheap flights from London Heathrow Airport to Dallas from $501

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 2/1. 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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0 bags

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Find the cheapest flights from London Heathrow Airport to Dallas

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 am - 1:12 amLHR-DFW
21h 02m1 stop
Multiple Airlines Logo
5:50 am - 6:50 amDFW-LHR
19h 00m2 stops
$669Multiple Airlines
Find Deal
mié., dic. 3 - mié., dic. 17
Multiple Airlines Logo
10:20 am - 11:59 pmLHR-DFW
19h 39m2 stops
Multiple Airlines Logo
1:22 pm - 4:25 pmDFW-LHR
21h 03m3 stops
$675Multiple Airlines
Find Deal
jue., nov. 27 - jue., dic. 4
Multiple Airlines Logo
6:40 am - 11:25 amLHR-DFW
34h 45m3 stops
Multiple Airlines Logo
1:22 pm - 9:40 pmDFW-LHR
26h 18m2 stops
$678Multiple Airlines
Find Deal
jue., dic. 4 - jue., dic. 11
JetBlue Logo
9:20 am - 12:05 pmLHR-DFW
32h 45m1 stop
JetBlue Logo
1:00 pm - 6:55 amDFW-LHR
11h 55m1 stop
$679JetBlue
Find Deal
mié., dic. 3 - mié., dic. 10
JetBlue Logo
9:20 am - 10:11 amLHR-DFW
29h 51m1 stop
JetBlue Logo
11:00 am - 6:30 amDFW-LHR
13h 30m1 stop
$706JetBlue
Find Deal
mar., mar. 17 - mar., mar. 31
United Airlines Logo
6:30 am - 6:16 pmLHR-DFW
17h 46m2 stops
United Airlines Logo
5:32 pm - 7:25 amDFW-LHR
31h 53m2 stops
$721United Airlines
Find Deal
vie., abr. 24 - sáb., abr. 25
Icelandair Logo
9:20 am - 12:05 pmLHR-DFW
32h 45m1 stop
Icelandair Logo
1:00 pm - 10:00 pmDFW-LHR
27h 00m2 stops
$738Icelandair
Find Deal
mar., nov. 18 - vie., dic. 5
Icelandair Logo
9:20 am - 6:20 pmLHR-DFW
15h 00m1 stop
Icelandair Logo
7:16 pm - 6:55 amDFW-LHR
30h 39m1 stop
$740Icelandair
Find Deal
mié., mar. 4 - mié., mar. 11
Scandinavian Airlines Logo
6:40 am - 10:33 pmLHR-DAL
21h 53m2 stops
Scandinavian Airlines Logo
12:01 pm - 4:00 pmDAL-LHR
21h 59m2 stops
$774Scandinavian Airlines
Find Deal
vie., ene. 9 - jue., may. 28
Scandinavian Airlines Logo
6:40 am - 11:56 pmLHR-DAL
23h 16m2 stops
Scandinavian Airlines Logo
3:57 pm - 4:00 pmDAL-LHR
18h 03m2 stops
$775Scandinavian Airlines
Find Deal
sáb., dic. 13 - sáb., ene. 10

Icelandair flights from London Heathrow Airport to Dallas

Our best Icelandair deals on London Heathrow Airport to Dallas flight tickets
Icelandair
Nov 18
LHR9:20 amLondon Heathrow
32h 45m
1 stop
DFW12:05 pmDallas/Fort Worth
Dec 5
DFW1:00 pmDallas/Fort Worth
27h 00m
2 stops
LHR10:00 pmLondon Heathrow
$738
Find similar
Icelandair
Mar 4
LHR9:20 amLondon Heathrow
15h 00m
1 stop
DFW6:20 pmDallas/Fort Worth
Mar 11
DFW7:16 pmDallas/Fort Worth
30h 39m
1 stop
LHR6:55 amLondon Heathrow
$740
Find similar
Icelandair
Jan 8
LHR12:20 pmLondon Heathrow
28h 18m
2 stops
DFW10:38 amDallas/Fort Worth
Feb 2
DFW11:30 amDallas/Fort Worth
13h 25m
1 stop
LHR6:55 amLondon Heathrow
$744
Find similar

JetBlue flights from London Heathrow Airport to Dallas

Our best JetBlue deals on London Heathrow Airport to Dallas flight tickets
JetBlue
Dec 3
LHR9:20 amLondon Heathrow
32h 45m
1 stop
DFW12:05 pmDallas/Fort Worth
Dec 10
DFW1:00 pmDallas/Fort Worth
11h 55m
1 stop
LHR6:55 amLondon Heathrow
$679
Find similar
JetBlue
Mar 17
LHR9:20 amLondon Heathrow
29h 51m
1 stop
DFW10:11 amDallas/Fort Worth
Mar 31
DFW11:00 amDallas/Fort Worth
13h 30m
1 stop
LHR6:30 amLondon Heathrow
$706
Find similar
JetBlue
Dec 3
LHR9:20 amLondon Heathrow
32h 45m
1 stop
DFW12:05 pmDallas/Fort Worth
Dec 10
DFW1:00 pmDallas/Fort Worth
11h 55m
1 stop
LHR6:55 amLondon Heathrow
$713
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated noviembre 4, 2025.
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

mié. 12/3

10:10 am-1:12 am

1 stop21h 02m

Dallas/Fort Worth

mié. 12/17

5:50 am-6:50 am

2 stops19h 00m

$669

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

jue. 11/27

10:20 am-11:59 pm

2 stops19h 39m

Dallas/Fort Worth

jue. 12/4

1:22 pm-4:25 pm

3 stops21h 03m

$675

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

jue. 12/4

6:40 am-11:25 am

3 stops34h 45m

Dallas/Fort Worth

jue. 12/11

1:22 pm-9:40 pm

2 stops26h 18m

$678

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

mié. 12/3

9:20 am-12:05 pm

1 stop32h 45m

Dallas/Fort Worth

mié. 12/10

1:00 pm-6:55 am

1 stop11h 55m

$679

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

mar. 3/17

9:20 am-10:11 am

1 stop29h 51m

Dallas/Fort Worth

mar. 3/31

11:00 am-6:30 am

1 stop13h 30m

$706

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

vie. 4/24

6:30 am-6:16 pm

2 stops17h 46m

Dallas/Fort Worth

sáb. 4/25

5:32 pm-7:25 am

2 stops31h 53m

$721

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

mar. 11/18

9:20 am-12:05 pm

1 stop32h 45m

Dallas/Fort Worth

vie. 12/5

1:00 pm-10:00 pm

2 stops27h 00m

$738

LondonDallas

LHR - DFW

LHRDFW

London Heathrow

mié. 3/4

9:20 am-6:20 pm

1 stop15h 00m

Dallas/Fort Worth

mié. 3/11

7:16 pm-6:55 am

1 stop30h 39m

$740

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

vie. 1/9

6:40 am-10:33 pm

2 stops21h 53m

Dallas Love Field

jue. 5/28

12:01 pm-4:00 pm

2 stops21h 59m

$774

LondonDallas

LHR - DAL

LHRDAL

London Heathrow

sáb. 12/13

6:40 am-11:56 pm

2 stops23h 16m

Dallas Love Field

sáb. 1/10

3:57 pm-4:00 pm

2 stops18h 03m

$775

Flights are sorted by cheapest round-trip 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?

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 $999. 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 $1,114.

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 $1,019 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 $1,113 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 $1,023 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 $948 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 00m

Direct flights

Every day

Airports in Dallas

1 airport
The fastest flight from London Heathrow Airport to Dallas takes 10h 00m
Direct flights go from London Heathrow Airport to Dallas every day.
There is 1 airport near Dallas: Dallas/Fort Worth (DFW)
Search flight deals

  • How far is London Heathrow to Dallas by plane?

    There are 4733.2 mi between London Heathrow and Dallas. Flights usually cover this in 14h 06m, 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?

  • 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 AirlinesPriceFrom $635Free CancellationRating
7.3
4,037 reviews
Search Turkish Airlines flights
JetBluePriceFrom $782Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
United AirlinesPriceFrom $809Free CancellationRating
7.4
9,000 reviews
Search United Airlines flights
American AirlinesPriceFrom $822Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
British AirwaysPriceFrom $829Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
IberiaPriceFrom $904Free CancellationRating
7.0
3,006 reviews
Search Iberia flights
FinnairPriceFrom $961Free CancellationRating
7.6
1,335 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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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 Love Field Airport
Dallas/Fort Worth Airport