Cheapflights Tip: The best prices from London to Dallas are usually found in January or February, booked 77 days in advance, depart on a Wednesday or Monday and return on a Monday
Find flight deals from London to Dallas
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 17 October 2026.
Popular in
August
Cheapest in
January
Average price
£873
Highest demand for flights based on searches. 10% potential increase in price (£84 potential increase over avg. return price).
Have a flexible travel schedule? Discover the best time to fly to Dallas from London with our price prediction graph.
LON-A78
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 to Dallas
Prices
Airlines
Delays
How far ahead should I book a flight from London to Dallas?
The price you pay for your flight from London to Dallas may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from London to Dallas?
Currently, February is the cheapest month in which you can book a flight from London to Dallas (average of £803). Flying from London to Dallas in August is currently the most expensive (average of £1,153). 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 LON to DFW?
Find hourly flight availability from London 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 17 October 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Dallas as you normally would.
Weekly flight availability from London to Dallas
Explore weekly flight availability from London 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 17 October 2026.
The most flights from LON to A78 are scheduled on a Wednesday (27 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (26 on average).
How often are flights from London to Dallas delayed?
About 11% of weekly flights between London and Dallas have experienced delays in the past year, with the average delay time being 165 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 early afternoon 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 8% of flights being delayed.
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 17 October 2026.
Read through reviews of airlines operating flights from London to Dallas, such as Finnair,Scandinavian Airlines, andAer Lingus. Reviews also offer insight into each airline's 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 London to Dallas. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What are the cheapest airlines flying from London to Dallas round-trip?
Currently priced at £68, Frontier will fly you from London to Dallas and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and JetBlue - these airlines can fly you to your destination from £407 and £423, respectively. These flights start at 92% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from London to Dallas one-way?
The cheapet airlines for a one-way flight from London to Dallas are British Airways (£590), Iberia (£592), and Finnair (£595).
What are the most popular routes from London to Dallas?
Most travelers choose London Heathrow - Dallas/Fort Worth, London Gatwick - Dallas/Fort Worth or London Stansted - Dallas/Fort Worth when deciding on the best route from London to Dallas.
What are the most reliable airlines from London to Dallas?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Dallas on time: Malaysia Airlines (77%), Gulf Air (75%), American Airlines (72%).
What are the cheapest flights from London to Dallas?
While on average a flight from London to Dallas is generally £2,086, our data shows the cheapest flight currently is £483. When looking at the most popular route, (London Heathrow - Dallas/Fort Worth), you can expect to pay £598 for that flight.
Can I find deals for business class flights from London to Dallas?
Yes. Cheapflights offers flight deals from London 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 to Dallas?
Currently, February is the cheapest month in which you can book a flight from London to Dallas (average of £803). Flying from London to Dallas in August is currently the most expensive (average of £1,153). 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 London 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 7,457,451 searches. Data last updated 17 October 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 London to Dallas?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dallas from London today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from London to Dallas?
Cheapflights helps you find that perfect flight to Dallas from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from London to Dallas with no change fees?
Yes! Cheapflights helps users easily find flights from London to Dallas with no change fees.
Can Cheapflights notify me if prices for flights from London to Dallas become cheaper?
Yes, Cheapflights offers price alerts on London 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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