Cheap flights from London Heathrow Airport to Dallas from £507
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — DFW
5 Sep — 12 Sep1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Dallas are usually found in September or November, booked 73 days in advance, depart on a Wednesday or Monday and return on a Monday
Cheap flight deals from Heathrow to Dallas
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Cheapest flights from Heathrow to Dallas
Explore the most affordable flight options available from Heathrow to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 August 2026.
Thu 3/906:40 -
2 stops21h 16m
Wed 16/908:10 -
2 stops25h 50m
Deal found 4/8£610
Tue 20/1015:35 -
2 stops35h 27m
Tue 10/1107:35 -
2 stops28h 05m
Deal found 3/8£611
Thu 10/911:20 -
1 stop18h 03m
Mon 14/907:55 -
1 stop16h 50m
Deal found 5/8£612
Wed 23/906:40 -
2 stops21h 30m
Mon 28/912:20 -
2 stops23h 20m
Deal found 3/8£613
Thu 12/1106:40 -
2 stops22h 23m
Tue 17/1107:35 -
3 stops25h 00m
Deal found 4/8£613
Sat 26/906:50 -
3 stops30h 10m
Sat 10/1007:50 -
1 stop19h 30m
Deal found 4/8£614
Tue 3/1121:05 -
3 stops29h 57m
Thu 12/1107:35 -
3 stops26h 25m
Deal found 4/8£616
Tue 1/906:40 -
2 stops23h 15m
Tue 8/908:10 -
2 stops19h 25m
Deal found 4/8£616
Sat 17/1006:40 -
3 stops30h 54m
Sat 24/1007:50 -
2 stops27h 35m
Deal found 3/8£617
Sun 30/818:40 -
2 stops35h 19m
Tue 22/908:10 -
2 stops31h 25m
Deal found 5/8£619
Sat 19/907:45 -
1 stop14h 51m
Sat 26/907:55 -
1 stop17h 20m
Deal found 5/8£619
Sat 5/906:40 -
2 stops21h 46m
Sat 26/906:34 -
2 stops27h 26m
Deal found 6/8£622
Best flights from Heathrow to Dallas
Discover carefully curated flight deals from Heathrow to Dallas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 6 August 2026.
Sat 7/1106:40 -
2 stops20h 34m
Tue 8/1207:10 -
2 stops26h 50m
Deal found 5/8£610
Tue 3/1120:35 -
2 stops32h 20m
Thu 12/1108:45 -
2 stops20h 05m
Deal found 4/8£711
Mon 7/916:10 -
1 stop28h 55m
Thu 17/923:10 -
Nonstop9h 15m
Deal found 1/8£893
Tue 8/910:05 -
Nonstop10h 20m
Tue 22/915:15 -
Nonstop9h 05m
Deal found 4/8£903
Mon 14/909:55 -
2 stops18h 02m
Mon 5/1012:04 -
2 stops16h 16m
Deal found 2/8£911
Tue 3/1121:05 -
3 stops29h 57m
Thu 12/1107:10 -
2 stops20h 10m
Deal found 4/8£616
Fri 4/906:40 -
2 stops21h 38m
Thu 17/907:10 -
2 stops20h 10m
Deal found 5/8£620
Tue 1/921:25 -
2 stops27h 40m
Tue 8/914:00 -
2 stops15h 55m
Deal found 2/8£726
Tue 10/1112:15 -
2 stops16h 40m
Wed 18/1111:40 -
3 stops17h 10m
Deal found 5/8£746
Thu 27/819:30 -
2 stops34h 29m
Mon 31/808:10 -
2 stops19h 25m
Deal found 5/8£691
Tue 1/908:55 -
Nonstop10h 05m
Tue 8/918:50 -
1 stop11h 20m
Deal found 3/8£904
Tue 1/906:15 -
2 stops16h 59m
Wed 9/906:30 -
1 stop17h 55m
Deal found 3/8£916
Wed 18/1112:15 -
2 stops16h 40m
Wed 2/1210:30 -
3 stops18h 20m
Deal found 1/8£758
Wed 16/906:40 -
2 stops21h 30m
Wed 23/908:10 -
2 stops19h 25m
Deal found 2/8£693
Thu 3/921:25 -
2 stops32h 05m
Thu 10/909:35 -
2 stops20h 20m
Deal found 4/8£758
Tue 6/1008:20 -
2 stops15h 45m
Wed 14/1006:12 -
2 stops18h 33m
Deal found 5/8£922
Sun 18/1010:20 -
2 stops19h 38m
Sun 25/1007:05 -
2 stops21h 15m
Deal found 4/8£723
Mon 16/1108:55 -
1 stop15h 06m
Mon 30/1115:55 -
1 stop11h 05m
Deal found 5/8£922
Sun 18/1010:20 -
2 stops19h 38m
Tue 3/1116:05 -
2 stops20h 25m
Deal found 1/8£723
Sat 31/1020:35 -
2 stops31h 50m
Wed 25/1111:05 -
2 stops17h 45m
Deal found 6/8£823
Thu 8/1021:25 -
2 stops32h 05m
Thu 15/1011:15 -
2 stops18h 40m
Deal found 2/8£847
Thu 26/1106:40 -
2 stops20h 36m
Thu 10/1207:10 -
3 stops27h 15m
Deal found 1/8£815
Sun 4/1006:40 -
3 stops23h 17m
Thu 8/1014:00 -
2 stops22h 30m
Deal found 2/8£815
Direct flights from Heathrow to Dallas
Explore direct flight options from Heathrow to Dallas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 6 August 2026.
Wed 9/912:55 -
Nonstop10h 10m
Wed 16/919:40 -
Nonstop9h 15m
Deal found 2/8£683
Wed 2/912:55 -
Nonstop10h 10m
Tue 8/919:40 -
Nonstop9h 15m
Deal found 4/8£703
Tue 1/912:55 -
Nonstop10h 10m
Wed 9/919:40 -
Nonstop9h 15m
Deal found 4/8£745
Wed 2/912:55 -
Nonstop10h 10m
Mon 7/919:40 -
Nonstop9h 15m
Deal found 4/8£748
Mon 31/812:55 -
Nonstop10h 10m
Wed 9/919:40 -
Nonstop9h 15m
Deal found 4/8£769
Wed 2/912:55 -
Nonstop10h 10m
Sun 6/919:40 -
Nonstop9h 15m
Deal found 4/8£770
Tue 1/912:55 -
Nonstop10h 10m
Mon 7/919:40 -
Nonstop9h 15m
Deal found 4/8£789
Thu 27/812:55 -
Nonstop10h 10m
Thu 10/919:40 -
Nonstop9h 15m
Deal found 4/8£791
Tue 3/1114:45 -
Nonstop10h 25m
Thu 12/1121:15 -
Nonstop9h 00m
Deal found 4/8£798
Tue 1/912:55 -
Nonstop10h 10m
Sun 6/919:40 -
Nonstop9h 15m
Deal found 4/8£812
Mon 31/812:55 -
Nonstop10h 10m
Mon 7/919:40 -
Nonstop9h 15m
Deal found 4/8£814
Wed 18/1110:05 -
Nonstop10h 45m
Thu 3/1221:15 -
Nonstop9h 00m
Deal found 4/8£821
Last-minute flights from Heathrow to Dallas
Discover last-minute flight deals from Heathrow to Dallas. Data last updated 6 August 2026 and is based on user searches.
Sun 30/818:40 -
2 stops35h 19m
Tue 22/908:10 -
2 stops31h 25m
Deal found 5/8£619
Sun 30/806:40 -
3 stops23h 19m
Sun 6/909:20 -
2 stops24h 40m
Deal found 2/8£621
Sun 30/817:00 -
2 stops36h 59m
Sun 20/906:50 -
2 stops44h 30m
Deal found 5/8£631
Tue 1/906:40 -
2 stops23h 15m
Tue 8/908:10 -
2 stops19h 25m
Deal found 4/8£616
Thu 3/906:40 -
2 stops21h 16m
Wed 16/908:10 -
2 stops25h 50m
Deal found 4/8£610
Sat 5/906:40 -
2 stops21h 46m
Sat 26/906:34 -
2 stops27h 26m
Deal found 6/8£622
Thu 10/911:20 -
1 stop18h 03m
Mon 14/907:55 -
1 stop16h 50m
Deal found 5/8£612
Fri 11/909:30 -
2 stops19h 53m
Sat 12/913:23 -
3 stops35h 07m
Deal found 4/8£623
Tue 15/908:30 -
2 stops20h 53m
Tue 29/907:55 -
2 stops24h 45m
Deal found 1/8£629
Sat 19/907:45 -
1 stop14h 51m
Sat 26/907:55 -
1 stop17h 20m
Deal found 5/8£619
Wed 23/906:40 -
2 stops21h 30m
Mon 28/912:20 -
2 stops23h 20m
Deal found 3/8£613
Sat 26/906:50 -
3 stops30h 10m
Sat 10/1007:50 -
1 stop19h 30m
Deal found 4/8£614
One-way flights from Heathrow to Dallas
Search for one-way flight options from Heathrow to Dallas. Find affordable one-way fares based on user searches. Data last updated 6 August 2026.
Wed 26/807:40 -
3 stops23h 54m
Deal found 6/8£507
Fri 8/108:45 -
2 stops36h 50m
Deal found 5/8£509
Tue 8/908:30 -
1 stop17h 17m
Deal found 1/8£517
Mon 1/219:40 -
1 stop15h 50m
Deal found 2/8£518
Sat 12/914:10 -
2 stops27h 02m
Deal found 5/8£518
Thu 1/1008:30 -
1 stop17h 17m
Deal found 1/8£519
Thu 3/906:50 -
2 stops18h 56m
Deal found 3/8£520
Thu 13/815:50 -
3 stops47h 41m
Deal found 4/8£520
Mon 1/206:30 -
3 stops23h 29m
Deal found 2/8£521
Sat 30/106:00 -
3 stops22h 32m
Deal found 2/8£521
Tue 1/915:00 -
3 stops37h 26m
Deal found 5/8£522
Tue 8/922:05 -
2 stops28h 36m
Deal found 3/8£523
Find flight deals from Heathrow to Dallas
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Dallas (A78). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 6 August 2026.
Customise your flight search to find flights from Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 6 August 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
Cheapest return flight
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Sat 7/11
06:40-21:14
2 stops20h 34m
Dallas/Fort Worth
Tue 8/12
07:10-16:00
2 stops26h 50m
£610
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Tue 3/11
21:05-21:02
3 stops29h 57m
Dallas/Fort Worth
Thu 12/11
07:10-09:20
2 stops20h 10m
£616
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Fri 4/9
06:40-22:18
2 stops21h 38m
Dallas/Fort Worth
Thu 17/9
07:10-09:20
2 stops20h 10m
£620
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Thu 27/8
19:30-23:59
2 stops34h 29m
Dallas/Fort Worth
Mon 31/8
08:10-09:35
2 stops19h 25m
£691
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Wed 16/9
06:40-22:10
2 stops21h 30m
Dallas/Fort Worth
Wed 23/9
08:10-09:35
2 stops19h 25m
£693
LondonDallas
LHR London Heathrow - DAL Dallas Love Field
LHRDAL
London Heathrow
Tue 3/11
20:35-22:55
2 stops32h 20m
Dallas Love Field
Thu 12/11
08:45-10:50
2 stops20h 05m
£711
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Sun 18/10
10:20-23:58
2 stops19h 38m
Dallas/Fort Worth
Sun 25/10
07:05-09:20
2 stops21h 15m
£723
LondonDallas
LHR London Heathrow - DFW Dallas/Fort Worth
LHRDFW
London Heathrow
Sun 18/10
10:20-23:58
2 stops19h 38m
Dallas/Fort Worth
Tue 3/11
16:05-18:30
2 stops20h 25m
£723
LondonDallas
LHR London Heathrow - DAL Dallas Love Field
LHRDAL
London Heathrow
Tue 1/9
21:25-19:05
2 stops27h 40m
Dallas Love Field
Tue 8/9
14:00-11:55
2 stops15h 55m
£726
LondonDallas
LHR London Heathrow - DAL Dallas Love Field
LHRDAL
London Heathrow
Tue 10/11
12:15-22:55
2 stops16h 40m
Dallas Love Field
Wed 18/11
11:40-10:50
3 stops17h 10m
£746
Flights are sorted by cheapest return flights first.
Deals found on 1/8
Showing 1-10 of 38 resultsSorted by cheapest first
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Best time to book a flight from Heathrow to Dallas
Have a flexible travel schedule? Discover the best time to fly to Dallas from Heathrow with our price prediction graph.
LHR-A78
LHR-DFW
LHR-DAL
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Dallas
LHR-A78
LHR-DFW
LHR-DAL
What is the cheapest month to book a flight from London Heathrow Airport to Dallas?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas (average of £740). Flying from London Heathrow Airport to Dallas in July is currently the most expensive (average of £1,105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LHR to DFW?
Find hourly flight availability from Heathrow to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 August 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Dallas as you normally would.
Weekly flight availability from London Heathrow Airport to Dallas
Explore weekly flight availability from Heathrow to Dallas. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6 August 2026.
The most flights from LHR to A78 are scheduled on a Monday (27 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (17 on average).
How much does it cost for a return flight from London Heathrow Airport to Dallas?
Airfare is below average for this route at the moment.
London Heathrow Airport to Dallas flights typically cost between £766 and £1,184 in September.The cheapest return price found within the last 5 days was £610 on Scandinavian Airlines (3 Sept–16 Sept).
How often are flights from London to Dallas delayed?
About 13% of weekly flights between London and Dallas have experienced delays in the past year, with the average delay time being 159 minutes.
What is the most punctual flight time for London to Dallas flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Dallas flights?
Over the past year, American Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
How far ahead should I book a flight from London Heathrow Airport to Dallas?
The best time to book flights from London Heathrow Airport to Dallas is 72 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Dallas
Get insights into the airlines that provide service to Dallas. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dallas. Reviews last updated 6 August 2026.
Read reviews from past customers who have flown with Finnair,Scandinavian Airlines, andAmerican Airlines
from London Heathrow Airport to Dallas. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from London Heathrow Airport to Dallas?
Departing from London Heathrow Airport to Dallas will take you 20h 34m. The distance between London Heathrow Airport and Dallas is about 4736 mi.
What are the cheapest airlines flying from London Heathrow Airport to Dallas round-trip?
According to our current data, Air Canada (£403), Virgin Atlantic (£417), and United Airlines (£433) offers the cheapest pricing from London Heathrow Airport to Dallas. You may be able to fly from London Heathrow Airport to Dallas for 54% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from London Heathrow Airport to Dallas one-way?
£386 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Virgin Atlantic and Aer Lingus, with prices starting from £483 and £580, respectively.
What are the most reliable airlines from London Heathrow Airport to Dallas?
The top 3 most reliable airlines when flying from London Heathrow Airport to Dallas are Malaysia Airlines (84%), Gulf Air (81%) and American Airlines (77%).
What are the cheapest flights from London Heathrow Airport to Dallas?
While on average a flight from London Heathrow Airport to Dallas is generally £3,173, our data shows the cheapest flight currently is £475. When looking at the most popular route, (London Heathrow - Dallas/Fort Worth), you can expect to pay £419 for that flight.
Can I find deals for business class flights from Heathrow to Dallas?
Yes. Cheapflights offers flight deals from Heathrow to Dallas by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Dallas?
Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Dallas (average of £740). Flying from London Heathrow Airport to Dallas in July is currently the most expensive (average of £1,105). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 10 airlines that operate flights from Heathrow to Dallas. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 6 August 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Heathrow to Dallas?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Dallas. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Dallas?
Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow to Dallas for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Heathrow to Dallas with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Dallas, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Heathrow to Dallas become cheaper?
Yes, Cheapflights offers price alerts on Heathrow to Dallas flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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