Cheap flights from Dallas/Fort Worth Airport 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/Fort Worth Airport 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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Find the cheapest flights from Dallas/Fort Worth Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
2:25 pm - 10:05 am
DFW
-
LHR
13h 40m
1 stop
British Airways Logo
4:10 pm - 9:30 pm
LHR
-
DFW
10h 20mnonstop
$665British Airways
Sun, Mar 1 - Tue, Mar 17
Turkish Airlines Logo
8:25 pm - 2:45 pm
DFW
-
LHR
36h 20m
1 stop
Turkish Airlines Logo
11:30 am - 10:59 pm
LHR
-
DFW
41h 29m
2 stops
$667Turkish Airlines
Wed, Feb 4 - Sat, Feb 7
Multiple Airlines Logo
3:45 pm - 6:35 am
DFW
-
LHR
32h 50m
1 stop
Multiple Airlines Logo
6:30 am - 2:15 pm
LHR
-
DFW
13h 45m
1 stop
$668Multiple Airlines
Sat, Apr 25 - Thu, May 7
British Airways Logo
7:40 pm - 10:55 am
DFW
-
LHR
9h 15mnonstop
British Airways Logo
12:55 pm - 5:05 pm
LHR
-
DFW
10h 10mnonstop
$669British Airways
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
12:20 pm - 7:10 am
DFW
-
LHR
13h 50m
1 stop
Multiple Airlines Logo
6:00 am - 8:55 pm
LHR
-
DFW
20h 55m
2 stops
$670Multiple Airlines
Wed, Mar 25 - Wed, Apr 22
British Airways Logo
8:30 pm - 11:40 am
DFW
-
LHR
9h 10mnonstop
British Airways Logo
9:35 am - 7:58 pm
LHR
-
DFW
15h 23m
1 stop
$671British Airways
Sun, Mar 1 - Fri, Mar 20
Lufthansa Logo
4:15 pm - 10:45 am
DFW
-
LHR
12h 30m
1 stop
Lufthansa Logo
6:30 am - 2:25 pm
LHR
-
DFW
13h 55m
1 stop
$672Lufthansa
Thu, Feb 19 - Thu, Feb 26
SWISS Logo
12:26 pm - 4:25 pm
DFW
-
LHR
21h 59m
2 stops
SWISS Logo
6:40 pm - 10:59 pm
LHR
-
DFW
34h 19m
2 stops
$673SWISS
Tue, Apr 21 - Mon, Apr 27
British Airways Logo
12:51 pm - 11:15 am
DFW
-
LHR
16h 24m
1 stop
British Airways Logo
10:35 am - 3:00 pm
LHR
-
DFW
34h 25m
1 stop
$674British Airways
Fri, Feb 6 - Sun, Feb 8
British Airways Logo
5:00 pm - 10:25 am
DFW
-
LHR
11h 25m
1 stop
British Airways Logo
4:30 pm - 9:00 pm
LHR
-
DFW
10h 30mnonstop
$675British Airways
Mon, Feb 9 - Tue, Feb 24

Turkish Airlines flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best Turkish Airlines deals on Dallas/Fort Worth Airport 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 28
DFW8:25 pmDallas/Fort Worth
31h 30m
1 stop
LHR9:55 amLondon Heathrow
Jan 31
LHR6:35 amLondon Heathrow
46h 24m
2 stops
DFW10:59 pmDallas/Fort Worth
$738
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

JetBlue flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best JetBlue deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
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 2
DFW11:29 amDallas/Fort Worth
13h 26m
1 stop
LHR6:55 amLondon Heathrow
Feb 5
LHR9:20 amLondon Heathrow
31h 18m
1 stop
DFW10:38 amDallas/Fort Worth
$747
JetBlue
Jan 29
DFW11:29 amDallas/Fort Worth
13h 26m
1 stop
LHR6:55 amLondon Heathrow
Feb 5
LHR9:20 amLondon Heathrow
31h 18m
1 stop
DFW10:38 amDallas/Fort Worth
$748

momondo Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth Airport to London Heathrow Airport 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 January 24, 2026.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 3/1

2:25 pm-10:05 am

1 stop13h 40m

London Heathrow

Tue 3/17

4:10 pm-9:30 pm

Nonstop10h 20m

$665

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

Sat 4/25

3:45 pm-6:35 am

1 stop32h 50m

London Heathrow

Thu 5/7

6:30 am-2:15 pm

1 stop13h 45m

$668

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 4/15

7:40 pm-10:55 am

Nonstop9h 15m

London Heathrow

Wed 4/22

12:55 pm-5:05 pm

Nonstop10h 10m

$669

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 3/25

12:20 pm-7:10 am

1 stop13h 50m

London Heathrow

Wed 4/22

6:00 am-8:55 pm

2 stops20h 55m

$670

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Sun 3/1

8:30 pm-11:40 am

Nonstop9h 10m

London Heathrow

Fri 3/20

9:35 am-7:58 pm

1 stop15h 23m

$671

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 2/19

4:15 pm-10:45 am

1 stop12h 30m

London Heathrow

Thu 2/26

6:30 am-2:25 pm

1 stop13h 55m

$672

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 4/21

12:26 pm-4:25 pm

2 stops21h 59m

London Heathrow

Mon 4/27

6:40 pm-10:59 pm

2 stops34h 19m

$673

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Fri 2/6

12:51 pm-11:15 am

1 stop16h 24m

London Heathrow

Sun 2/8

10:35 am-3:00 pm

1 stop34h 25m

$674

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 2/9

5:00 pm-10:25 am

1 stop11h 25m

London Heathrow

Tue 2/24

4:30 pm-9:00 pm

Nonstop10h 30m

$675

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 London from

How to get the cheapest flight ticket from Dallas/Fort Worth Airport 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

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

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/Fort Worth Airport, 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/Fort Worth Airport 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/Fort Worth Airport 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/Fort Worth to London Heathrow flight route?

Fly from Dallas/Fort Worth to London Heathrow for the best Dallas/Fort Worth - 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/Fort Worth Airport 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/Fort Worth Airport for as low as $828 on momondo.

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

There are 4 cabin classes available to choose from on Dallas/Fort Worth to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Dallas/Fort Worth Airport to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between Dallas/Fort Worth Airport to London Heathrow Airport.

How have Dallas/Fort Worth Airport to London Heathrow Airport flight prices changed over time?

As of January 2026, prices for Dallas/Fort Worth Airport to London Heathrow Airport flights are approximately 11% cheaper when compared to flights at the same time last year.

When to book flights from Dallas/Fort Worth Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dallas/Fort Worth Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Dallas/Fort Worth Airport to London Heathrow Airport (DFW to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dallas/Fort Worth Airport to London Heathrow Airport

Best Price Found

$418

Fastest flight time

9h 00m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Dallas/Fort Worth Airport in the past 72 hours is $418. The best round-trip flight deal from Dallas/Fort Worth Airport to London Heathrow Airport found on momondo in the last 72 hours is $749.
The fastest flight from Dallas/Fort Worth Airport to London Heathrow Airport takes 9h 00m
Direct flights go from Dallas/Fort Worth Airport to London Heathrow Airport every day.
  • How far is Dallas/Fort Worth to London Heathrow by plane?

    There are 4736.3 mi between Dallas/Fort Worth and London Heathrow. Flights usually cover this in 9h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

    Prices for flights from Dallas/Fort Worth Airport to London Heathrow Airport were last updated today.

  • How many operators does momondo search for flights from Dallas/Fort Worth Airport to London Heathrow Airport?

  • How old do you have to be to fly from Dallas/Fort Worth Airport to London Heathrow Airport?

    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 Dallas/Fort Worth Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Dallas/Fort Worth Airport to London Heathrow Airport?

  • What is the most popular airline from Dallas/Fort Worth Airport to London Heathrow Airport?

Best airlines flying from Dallas/Fort Worth Airport to London Heathrow Airport

Compare and see reviews for airlines that fly from Dallas/Fort Worth Airport to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $116Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
British AirwaysPriceFrom $523Free CancellationRating
6.7
7,695 reviews
Search British Airways flights
DeltaPriceFrom $568Free CancellationRating
7.9
8,112 reviews
Search Delta flights
Virgin AtlanticPriceFrom $571Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
Scandinavian AirlinesPriceFrom $576Free CancellationRating
7.3
1,662 reviews
Search Scandinavian Airlines flights
American AirlinesPriceFrom $584Free CancellationRating
7.2
11,193 reviews
Search American Airlines flights
FinnairPriceFrom $605Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
United AirlinesPriceFrom $628Free CancellationRating
7.4
9,196 reviews
Search United Airlines flights
LufthansaPriceFrom $636Free CancellationRating
6.8
7,746 reviews
Search Lufthansa flights
Air CanadaPriceFrom $637Free CancellationRating
7.1
10,653 reviews
Search Air Canada flights
  • Delta Flights From Dallas/Fort Worth Airport to London Heathrow Airport

    Delta flight deals from Dallas/Fort Worth Airport to London Heathrow Airport start from $568 round-trip. Over the 2 Delta flights for this route in a normal week, average airfare is usually $895 round-trip - but some users have found much cheaper deals with momondo.

  • Finnair Flights From Dallas/Fort Worth Airport to London Heathrow Airport

    Another popular option for Dallas/Fort Worth Airport to London Heathrow Airport flights is Finnair (7.6/10, 1,356 ratings). Finnair flies from Dallas/Fort Worth Airport to London Heathrow Airport around 31 times per week, with deals starting from $605 round-trip and rising to an average price of around $931.

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Why use momondo?

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

It is quick and easy to find Dallas to London 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 London that suits you.

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

Flights from Dallas to London 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 Dallas to London?

Once you have performed a search for Dallas to London 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 Dallas to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Dallas to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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