Cheap flights from London Heathrow Airport to Dallas from £266
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Dallas departing on 10/9. 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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United Airlines flights from London Heathrow Airport to Dallas/Fort Worth Airport
Our best United Airlines deals on London Heathrow Airport to Dallas/Fort Worth Airport flight tickets
JetBlue flights from London Heathrow Airport to Dallas/Fort Worth Airport
Our best JetBlue deals on London Heathrow Airport to Dallas/Fort Worth Airport flight tickets
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How to get the cheapest flight ticket from London Heathrow Airport to Dallas/Fort Worth 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 Dallas/Fort Worth Airport?
If you don’t want to visit Dallas/Fort Worth Airport in January, then you should wait until November to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £627.
What is the cheapest day to depart on your flight to Dallas/Fort Worth Airport?
On average, the least expensive day to fly to Dallas/Fort Worth Airport from London Heathrow Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £685. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Dallas/Fort Worth Airport on Friday is £747.
What is the cheapest time of day to depart on your flight to Dallas/Fort Worth Airport?
Our most recent data shows that the best time of day to fly to Dallas/Fort Worth Airport is in the evening. Flights from London Heathrow Airport to Dallas/Fort Worth Airport during this time can be as low as £578. In contrast, the most expensive time of day to depart to Dallas/Fort Worth Airport is in the afternoon when prices are around £762.
What is the cheapest London Heathrow to Dallas/Fort Worth flight route?
Fly from London Heathrow to Dallas/Fort Worth for the best London Heathrow - Dallas/Fort Worth flight prices
How far in advance should I book a flight to Dallas/Fort Worth Airport?
You are more likely to see cheaper flights to Dallas/Fort Worth Airport from London Heathrow Airport when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around £739 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from London Heathrow Airport for as low as £684 on momondo.
What cabin class options are available on London Heathrow to Dallas/Fort Worth flights?
There are 4 cabin classes available to choose from on London Heathrow to Dallas/Fort Worth 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 London Heathrow Airport to Dallas/Fort Worth Airport flights?
You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to Dallas/Fort Worth Airport flight.
How have London Heathrow Airport to Dallas/Fort Worth Airport flight prices changed over time?
As of June 2025, prices for London Heathrow Airport to Dallas/Fort Worth Airport flights are approximately 9% more expensive when compared to flights at the same time last year.
How many flights depart from London Heathrow Airport to Dallas/Fort Worth Airport on average per day?
As of June 2025, 26 flights take off from London Heathrow Airport and land in Dallas/Fort Worth Airport each day. The most common flight departure time for this route is 08:00, with 58% of daily flights taking off in the afternoon.
How many flights depart from London Heathrow Airport to Dallas/Fort Worth Airport on average per week?
As of June 2025, 186 flights take off from London Heathrow Airport and land in Dallas/Fort Worth Airport each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
When to book flights from London Heathrow Airport to Dallas/Fort Worth Airport
Cheap London Heathrow Airport to Dallas/Fort Worth Airport (LHR to DFW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Dallas/Fort Worth Airport
How far is London Heathrow to Dallas/Fort Worth by plane?
A flight from London Heathrow to Dallas/Fort Worth will travel around 4736.3 mi. Typically, this will take 10h 00m by plane in normal conditions.
When did momondo last update prices for flights from London Heathrow Airport to Dallas/Fort Worth Airport?
Prices for flights from London Heathrow Airport to Dallas/Fort Worth Airport refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Dallas/Fort Worth Airport?
The number of operators available for flights from London Heathrow Airport to Dallas/Fort Worth Airport is 14 as of June 2025.
How old do you have to be to fly from London Heathrow Airport to Dallas/Fort Worth Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The necessary travel and health documents for your Dallas/Fort Worth Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to Dallas/Fort Worth Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Dallas/Fort Worth Airport is Boeing 777-200/200ER (42.20% of total bookings). The next most popular plane models are Boeing 777-300ER (20.54%), Boeing 777 (9.61%), and Boeing 787-9 Dreamliner (6.37%).
What is the most popular airline from London Heathrow Airport to Dallas/Fort Worth Airport?
Based on momondo bookings for flights between London Heathrow Airport and Dallas/Fort Worth Airport, the leading airline is Finnair, making up 47% of the total bookings. Other popular airlines include British Airways with 38%, Iberia with 6%, and Lufthansa with 3%.
Best airlines flying from London Heathrow Airport to Dallas/Fort Worth Airport
Compare and see reviews for airlines that fly from London Heathrow Airport to Dallas/Fort Worth Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £428 | Free Cancellation | Rating 6.7 7,136 reviews | |||
| PriceFrom £441 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom £450 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom £457 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom £467 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom £468 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom £481 | Free Cancellation | Rating 7.6 1,290 reviews | |||
| PriceFrom £483 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom £494 | Free Cancellation | Rating 7.3 1,387 reviews | |||
| PriceFrom £545 | Free Cancellation | Rating 7.0 2,776 reviews |
Finnair Flights From London Heathrow Airport to Dallas/Fort Worth Airport
Finnair is one of the most popular airlines flying from London Heathrow Airport to Dallas/Fort Worth Airport, operating 31 flights/week on average for this route. A good Finnair flight deal for London Heathrow Airport to Dallas/Fort Worth Airport starts from £651 round-trip, up to an average price of £841. Our users have rated Finnair at 7.6/10.
American Airlines Flights From London Heathrow Airport to Dallas/Fort Worth Airport
American Airlines (7.2/10 from 10,000 reviews) operates around 31 flights from London Heathrow Airport to Dallas/Fort Worth Airport in any given week. The average American Airlines airfare for this route is around £1,072, with deals from around £833 rare but found on momondo. Referenced prices are for round-trip London Heathrow Airport to Dallas/Fort Worth Airport flight searches in the last 72 hours.
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Why should I use momondo to find a flight deal from London to Dallas?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Dallas . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from London to Dallas with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for London to Dallas flights to just show those with flexible booking policies.
How can momondo help me find flights from London to Dallas?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Dallas from London.
I’m not ready to book a flight from London to Dallas right now. Can momondo alert me if prices change?
Price alerts on flights to Dallas from London 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.