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Cheap flights from Dallas/Fort Worth Airport to London from £233

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 14/10. 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 return flights

United Airlines Logo
05:15 - 06:30DFW-LHR
19h 15m2 stops
United Airlines Logo
10:50 - 23:31LHR-DFW
18h 41m2 stops
£380United Airlines
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Wed, 15 Oct - Wed, 22 Oct
Delta Logo
16:04 - 11:10DFW-LHR
13h 06m1 stop
Delta Logo
06:20 - 18:37LHR-DFW
18h 17m2 stops
£382Delta
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Tue, 21 Oct - Tue, 4 Nov
Delta Logo
16:04 - 11:10DFW-LHR
13h 06m1 stop
Delta Logo
09:55 - 22:18LHR-DFW
18h 23m2 stops
£383Delta
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Tue, 14 Oct - Tue, 21 Oct
American Airlines Logo
12:30 - 06:20DFW-LHR
11h 50m1 stop
American Airlines Logo
08:20 - 13:35LHR-DFW
10h 15mdirect
£384American Airlines
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Wed, 22 Oct - Thu, 30 Oct
Finnair Logo
17:55 - 15:15DFW-LHR
16h 20m1 stop
Finnair Logo
16:15 - 15:10LHR-DFW
28h 55m1 stop
£389Finnair
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Thu, 30 Oct - Thu, 6 Nov
Finnair Logo
21:15 - 12:15DFW-LHR
9h 00mdirect
Finnair Logo
16:10 - 15:05LHR-DFW
28h 55m1 stop
£391Finnair
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Thu, 12 Feb - Tue, 31 Mar
British Airways Logo
22:59 - 14:25DFW-LHR
9h 26mdirect
British Airways Logo
08:20 - 12:35LHR-DFW
10h 15mdirect
£397British Airways
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Wed, 8 Oct - Tue, 14 Oct
British Airways Logo
18:50 - 12:30DFW-LHR
11h 40m1 stop
British Airways Logo
18:00 - 16:20LHR-DFW
28h 20m1 stop
£407British Airways
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Wed, 1 Oct - Sun, 5 Oct
Iberia Logo
12:37 - 06:20DFW-LHR
11h 43m1 stop
Iberia Logo
08:20 - 12:35LHR-DFW
10h 15mdirect
£416Iberia
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Fri, 3 Oct - Fri, 10 Oct
Iberia Logo
12:30 - 06:20DFW-LHR
11h 50m1 stop
Iberia Logo
08:20 - 12:35LHR-DFW
10h 15mdirect
£422Iberia
Find Deal
Mon, 13 Oct - Mon, 20 Oct

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
22 Sept
DFW19:40Dallas/Fort Worth
9h 10m
LHR10:50London Heathrow
7 Oct
LHR10:30London Heathrow
10h 25m
DFW14:55Dallas/Fort Worth
£383
Find similar
Iberia
22 Sept
DFW12:37Dallas/Fort Worth
11h 43m
1 stop
LHR06:20London Heathrow
7 Oct
LHR10:30London Heathrow
10h 25m
DFW14:55Dallas/Fort Worth
£386
Find similar
Iberia
21 Sept
DFW09:33Dallas/Fort Worth
16h 12m
1 stop
LHR07:45London Heathrow
7 Oct
LHR16:25London Heathrow
10h 25m
DFW20:50Dallas/Fort Worth
£388
Find similar

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

Our best Delta deals on Dallas/Fort Worth Airport to London Heathrow Airport flight tickets
Delta
21 Oct
DFW16:04Dallas/Fort Worth
13h 06m
1 stop
LHR11:10London Heathrow
4 Nov
LHR06:20London Heathrow
18h 17m
2 stops
DFW18:37Dallas/Fort Worth
£382
Find similar
Delta
14 Oct
DFW16:04Dallas/Fort Worth
13h 06m
1 stop
LHR11:10London Heathrow
21 Oct
LHR09:55London Heathrow
18h 23m
2 stops
DFW22:18Dallas/Fort Worth
£383
Find similar
Delta
14 Oct
DFW16:04Dallas/Fort Worth
13h 06m
1 stop
LHR11:10London Heathrow
20 Oct
LHR17:35London Heathrow
26h 00m
1 stop
DFW13:35Dallas/Fort Worth
£385
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 16 September 2025.
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

Wed 15/10

05:15-06:30

2 stops19h 15m

London Heathrow

Wed 22/10

10:50-23:31

2 stops18h 41m

£380

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 21/10

16:04-11:10

1 stop13h 06m

London Heathrow

Tue 4/11

06:20-18:37

2 stops18h 17m

£382

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 14/10

16:04-11:10

1 stop13h 06m

London Heathrow

Tue 21/10

09:55-22:18

2 stops18h 23m

£383

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 22/10

12:30-06:20

1 stop11h 50m

London Heathrow

Thu 30/10

08:20-13:35

Nonstop10h 15m

£384

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 30/10

17:55-15:15

1 stop16h 20m

London Heathrow

Thu 6/11

16:15-15:10

1 stop28h 55m

£389

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 12/2

21:15-12:15

Nonstop9h 00m

London Heathrow

Tue 31/3

16:10-15:05

1 stop28h 55m

£391

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 8/10

22:59-14:25

Nonstop9h 26m

London Heathrow

Tue 14/10

08:20-12:35

Nonstop10h 15m

£397

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 1/10

18:50-12:30

1 stop11h 40m

London Heathrow

Sun 5/10

18:00-16:20

1 stop28h 20m

£407

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Fri 3/10

12:37-06:20

1 stop11h 43m

London Heathrow

Fri 10/10

08:20-12:35

Nonstop10h 15m

£416

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 13/10

12:30-06:20

1 stop11h 50m

London Heathrow

Mon 20/10

08:20-12:35

Nonstop10h 15m

£422

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 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 cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Dallas/Fort Worth Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £563. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Dallas/Fort Worth Airport averaging around £572.

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

On average, the least expensive day to fly to London Heathrow Airport from Dallas/Fort Worth Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £622. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Sunday is £857.

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 £668. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £712 on average. Flights to London Heathrow Airport from Dallas/Fort Worth Airport at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £691 when searching weeks before you fly. 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 £618 on momondo.

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

There are 3 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 September 2025, prices for Dallas/Fort Worth Airport to London Heathrow Airport flights are approximately 15% 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 return 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

£307

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 £307. The best return flight deal from Dallas/Fort Worth Airport to London Heathrow Airport found on momondo in the last 72 hours is £467.
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.
Search flight deals

  • How far is Dallas/Fort Worth to London Heathrow by plane?

    There are 4736.3 mi between Dallas/Fort Worth and London Heathrow. A reasonable flight in good conditions will take 9h 00m.

  • 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 are refreshed on a daily basis.

  • 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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
Scandinavian AirlinesPriceFrom £450Free CancellationRating
7.4
1,484 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom £455Free CancellationRating
7.6
1,323 reviews
Search Finnair flights
American AirlinesPriceFrom £470Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom £483Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
IberiaPriceFrom £554Free CancellationRating
7.0
2,924 reviews
Search Iberia flights

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

    Across 25 Finnair flights from Dallas/Fort Worth Airport to London Heathrow Airport this week, the average price was £1,081, with the best Finnair deals starting from £618 round-trip. 1,323 users have rated Finnair on momondo, with an average score of 7.6/10.

  • American Airlines Flights From Dallas/Fort Worth Airport to London Heathrow Airport

    Another popular option for Dallas/Fort Worth Airport to London Heathrow Airport flights is American Airlines (7.2/10, 10,000 ratings). American Airlines flies from Dallas/Fort Worth Airport to London Heathrow Airport around 25 times per week, with deals starting from £638 round-trip and rising to an average price of around £1,236.

Travelling 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?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dallas to London for you.

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

All flight searches from Dallas to London on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to London.

I’m not ready to book a flight from Dallas to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Dallas are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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