Cheap flights from London to Dallas from £190
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 to Dallas departing on 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London to Dallas
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
SWISS flights from London to Dallas/Fort Worth Airport
Our best SWISS deals on London to Dallas/Fort Worth Airport flight tickets
Lufthansa flights from London to Dallas/Fort Worth Airport
Our best Lufthansa deals on London to Dallas/Fort Worth Airport flight tickets
See travel insights to Dallas from
How to get the cheapest flight ticket from London 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 typical price of a round-trip flight between London and Dallas/Fort Worth Airport?
What is the cheapest month to fly to Dallas/Fort Worth Airport?
If you don’t want to visit Dallas/Fort Worth Airport in November, then you should wait until January to fly from London, when ticket prices are also cheap, with an average price of £634.
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 is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £678. 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 £741.
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 to Dallas/Fort Worth Airport during this time can be as low as £572. In contrast, the most expensive time of day to depart to Dallas/Fort Worth Airport is in the afternoon when prices are around £757.
What is the cheapest London to Dallas/Fort Worth flight route?
Fly from London Heathrow to Dallas/Fort Worth for the best London - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas/Fort Worth Airport for around £733 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas/Fort Worth Airport from London for as low as £687 on momondo.
What cabin class options are available on London to Dallas/Fort Worth flights?
There are 4 cabin classes available to choose from on London 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 to Dallas/Fort Worth Airport flights?
You could potentially save up to 6% on your flight if you consider stops on a London to Dallas/Fort Worth Airport flight.
How have London to Dallas/Fort Worth Airport flight prices changed over time?
As of July 2025, prices for London to Dallas/Fort Worth Airport flights are approximately 17% more expensive when compared to flights at the same time last year.
How many flights depart from London to Dallas/Fort Worth Airport on average per day?
The number of flights available between London and Dallas/Fort Worth Airport is 14 per day as of July 2025. The most frequent departure time is 08:00, with 58% of daily flights leaving in the afternoon.
How many flights depart from London to Dallas/Fort Worth Airport on average per week?
The number of flights available between London and Dallas/Fort Worth Airport is 102 per week as of July 2025. The most frequent departure day is Fri, with 27% of weekly flights leaving on this day.
When to book flights from London to Dallas/Fort Worth Airport
Cheap London to Dallas/Fort Worth Airport (LON to DFW) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Dallas/Fort Worth Airport
How far is London to Dallas/Fort Worth by plane?
The straight-line distance from London to Dallas/Fort Worth is 4748.1 mi. A reasonable flight in good conditions will take 13h 00m.
When did momondo last update prices for flights from London to Dallas/Fort Worth Airport?
Prices for flights from London to Dallas/Fort Worth Airport were last updated today.
How many operators does momondo search for flights from London to Dallas/Fort Worth Airport?
The number of operators available for flights from London to Dallas/Fort Worth Airport is 15 as of July 2025.
How old do you have to be to fly from London to Dallas/Fort Worth 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 London to Dallas/Fort Worth Airport.
What documentation or ID do you need to fly to Dallas/Fort Worth Airport?
The travel and health documents required for your trip to Dallas/Fort Worth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Dallas/Fort Worth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Dallas/Fort Worth Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Dallas/Fort Worth Airport is Boeing 777-200/200ER (51.18% of total bookings). The next most popular plane models are Boeing 777 (11.53%), Airbus A350-1000 (9.80%), and Boeing 787-9 Dreamliner (9.12%).
What is the most popular airline from London to Dallas/Fort Worth Airport?
Based on momondo bookings for flights between London and Dallas/Fort Worth Airport, the leading airline is Finnair, making up 42% of the total bookings. Other popular airlines include British Airways with 42%, Iberia with 6%, and Lufthansa with 3%.
Best airlines flying from London to Dallas/Fort Worth Airport
Compare and see reviews for airlines that fly from London to Dallas/Fort Worth Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £424 | Free Cancellation | Rating 6.8 7,207 reviews | |||
| PriceFrom £437 | Free Cancellation | Rating 7.0 514 reviews | |||
| PriceFrom £446 | Free Cancellation | Rating 7.3 2,911 reviews | |||
| PriceFrom £454 | Free Cancellation | Rating 7.3 3,895 reviews | |||
| PriceFrom £457 | Free Cancellation | Rating 7.4 8,845 reviews | |||
| PriceFrom £462 | Free Cancellation | Rating 7.1 9,659 reviews | |||
| PriceFrom £464 | Free Cancellation | Rating 7.4 654 reviews | |||
| PriceFrom £476 | Free Cancellation | Rating 7.6 1,304 reviews | |||
| PriceFrom £478 | Free Cancellation | Rating 7.5 1,473 reviews | |||
| PriceFrom £482 | Free Cancellation | Rating 7.8 1,363 reviews |
Finnair Flights From London to Dallas/Fort Worth Airport
Finnair flies from London to Dallas/Fort Worth Airport around 17 times per week, with 1,306 momondo users rating the airline 7.6/10. The cheapest Finnair deal from London to Dallas/Fort Worth Airport in the last 72 hours was £650 (round-trip), much lower than the average airfare cost of £886 for Finnair flights on this route.
American Airlines Flights From London to Dallas/Fort Worth Airport
American Airlines is also a popular choice for this route. American Airlines flight deals for London to Dallas/Fort Worth Airport start from as low as £833 round-trip, depending on your selected dates, with average American Airlines deals seen on momondo around £1,041. American Airlines operates 17 flights to Dallas/Fort Worth Airport from London in an average week. Users have rated it 7.2/10 across 10,000 reviews.
Travelling to a place near Dallas?
Book flights to Dallas if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from London to Dallas?
Finding the right flight to Dallas from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Dallas quick and easy, saving you time and money.
Can I find flights from London to Dallas with flexible booking policies on momondo?
All flight searches from London to Dallas on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to Dallas?
Once you have performed a search for London to Dallas 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 London to Dallas right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Dallas from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.