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Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from $274

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 Heathrow Airport departing on 7/9. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from Dallas/Fort Worth Airport to London.
British Airways Logo
3:20 pm - 6:25 amDFW-LHR
9h 05mnonstop
British Airways Logo
6:20 am - 4:10 pmLHR-DFW
15h 50m1 stop
$637British Airways
Find Deal
Tue, Aug 5 - Thu, Aug 21
British Airways Logo
10:59 pm - 2:25 pmDFW-LHR
9h 26mnonstop
British Airways Logo
6:20 am - 4:20 pmLHR-DFW
16h 00m1 stop
$644British Airways
Find Deal
Tue, May 6 - Thu, May 15
Finnair Logo
5:45 pm - 9:00 amDFW-LHR
9h 15mnonstop
Finnair Logo
6:10 pm - 3:05 pmLHR-DFW
26h 55m1 stop
$652Finnair
Find Deal
Mon, Apr 21 - Tue, May 6
Finnair Logo
3:10 pm - 6:25 amDFW-LHR
9h 15mnonstop
Finnair Logo
6:10 pm - 3:05 pmLHR-DFW
26h 55m1 stop
$653Finnair
Find Deal
Wed, Apr 30 - Mon, May 5
Iberia Logo
6:45 pm - 12:15 pmDFW-LHR
11h 30m1 stop
Iberia Logo
11:20 am - 6:55 pmLHR-DFW
13h 35m1 stop
$666Iberia
Find Deal
Wed, May 7 - Wed, Jun 4
American Airlines Logo
4:56 pm - 10:40 amDFW-LHR
11h 44m1 stop
American Airlines Logo
8:50 am - 4:20 pmLHR-DFW
13h 30m1 stop
$667American Airlines
Find Deal
Mon, Apr 21 - Tue, May 6
American Airlines Logo
6:55 pm - 12:15 pmDFW-LHR
11h 20m1 stop
American Airlines Logo
8:50 am - 4:20 pmLHR-DFW
13h 30m1 stop
$668American Airlines
Find Deal
Mon, Apr 21 - Tue, May 6
Iberia Logo
10:59 pm - 2:25 pmDFW-LHR
9h 26mnonstop
Iberia Logo
4:25 pm - 8:39 pmLHR-DFW
10h 14mnonstop
$672Iberia
Find Deal
Tue, May 6 - Tue, May 13
Lufthansa Logo
10:44 am - 8:40 pmDFW-LHR
27h 56m2 stops
Lufthansa Logo
11:30 am - 2:05 pmLHR-DFW
32h 35m1 stop
$725Lufthansa
Find Deal
Tue, Apr 22 - Mon, May 5
Lufthansa Logo
10:44 am - 8:40 pmDFW-LHR
27h 56m2 stops
Lufthansa Logo
7:10 pm - 2:05 pmLHR-DFW
24h 55m2 stops
$736Lufthansa
Find Deal
Tue, Apr 22 - Thu, May 8

British Airways flights from Dallas/Fort Worth Airport to London Heathrow Airport

Our best British Airways deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
British Airways
Aug 5
DFW3:20 pmDallas/Fort Worth
9h 05m
LHR6:25 amLondon Heathrow
Aug 21
LHR6:20 amLondon Heathrow
15h 50m
1 stop
DFW4:10 pmDallas/Fort Worth
British Airways
May 6
DFW10:59 pmDallas/Fort Worth
9h 26m
LHR2:25 pmLondon Heathrow
May 15
LHR6:20 amLondon Heathrow
16h 00m
1 stop
DFW4:20 pmDallas/Fort Worth
British Airways
Apr 30
DFW5:45 pmDallas/Fort Worth
9h 15m
LHR9:00 amLondon Heathrow
May 9
LHR6:20 amLondon Heathrow
16h 00m
1 stop
DFW4:20 pmDallas/Fort Worth

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

Our best Iberia deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Iberia
May 7
DFW6:45 pmDallas/Fort Worth
11h 30m
1 stop
LHR12:15 pmLondon Heathrow
Jun 4
LHR11:20 amLondon Heathrow
13h 35m
1 stop
DFW6:55 pmDallas/Fort Worth
Iberia
May 6
DFW10:59 pmDallas/Fort Worth
9h 26m
LHR2:25 pmLondon Heathrow
May 13
LHR4:25 pmLondon Heathrow
10h 14m
DFW8:39 pmDallas/Fort Worth
Iberia
May 13
DFW12:23 pmDallas/Fort Worth
11h 57m
1 stop
LHR6:20 amLondon Heathrow
May 22
LHR3:10 pmLondon Heathrow
10h 20m
DFW7:30 pmDallas/Fort Worth

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 January is, on average, the cheapest month to fly to London Heathrow Airport from Dallas/Fort Worth Airport, with most prices found around $791. If you’re not able to fly to London Heathrow Airport in January, then October is your next best option. Flight prices from Dallas/Fort Worth Airport to London Heathrow Airport during October average around $801.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $910. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,139.

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 at noon. momondo users have found flights departing from Dallas/Fort Worth Airport to London Heathrow Airport at noon for as low as $870. 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 $1,030.

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 19 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $942 when searching 19 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 $872 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.

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

As of April 2025, prices for Dallas/Fort Worth Airport to London Heathrow Airport flights are approximately 48% 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

$274

Fastest flight time

9h 05m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Dallas/Fort Worth Airport in the past 72 hours is $274. The best round-trip flight deal from Dallas/Fort Worth Airport to London Heathrow Airport found on momondo in the last 72 hours is $637.
The fastest flight from Dallas/Fort Worth Airport to London Heathrow Airport takes 9h 05m
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 05m, 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
DeltaPriceFrom $464Free CancellationRating
8.0
7,897 reviews
Search Delta flights
Virgin AtlanticPriceFrom $514Free CancellationRating
7.4
637 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom $541Free CancellationRating
7.4
1,427 reviews
Search Air France flights
Scandinavian AirlinesPriceFrom $544Free CancellationRating
7.3
1,328 reviews
Search Scandinavian Airlines flights
KLMPriceFrom $558Free CancellationRating
7.8
1,323 reviews
Search KLM flights
Turkish AirlinesPriceFrom $563Free CancellationRating
7.3
3,750 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $603Free CancellationRating
7.0
9,022 reviews
Search Air Canada flights
British AirwaysPriceFrom $609Free CancellationRating
6.6
6,718 reviews
Search British Airways flights
FinnairPriceFrom $651Free CancellationRating
7.6
1,267 reviews
Search Finnair flights
IberiaPriceFrom $657Free CancellationRating
7.0
2,657 reviews
Search Iberia 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 $464 round-trip. Over the 1 Delta flight for this route in a normal week, average airfare is usually $832 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, 1,267 ratings). Finnair flies from Dallas/Fort Worth Airport to London Heathrow Airport around 23 times per week, with deals starting from $651 round-trip and rising to an average price of around $880.


Traveling to a place near London?

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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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