Cheap flights from London to Dallas from $298
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 5/29. 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 and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize 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 round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
British Airways flights from London to Dallas
Our best British Airways deals on London to Dallas flight tickets
Delta flights from London to Dallas
Our best Delta deals on London to Dallas flight tickets
See travel insights to Dallas from
How to get the cheapest flight ticket from London to Dallas
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?
What is the cheapest month to fly to Dallas?
If you are unable to visit Dallas during the month of November, then departing from London during the month June is also very affordable. Most momondo users find prices during this month for around $862.
What is the cheapest day to depart on your flight to Dallas?
On average, the least expensive day to fly to Dallas from London is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $935. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from London because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,120.
What is the cheapest time of day to depart on your flight to Dallas?
Flying to Dallas from London at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,061 when looking at flights departing at noon. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around $1,115 per ticket.
What is the cheapest London to Dallas flight route?
Fly from London Heathrow to Dallas/Fort Worth for the best London - Dallas flight prices
How far in advance should I book a flight to Dallas?
You are more likely to see cheaper flights to Dallas from London when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around $981 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from London for as low as $870 on momondo.
What cabin class options are available on London to Dallas flights?
There are 4 cabin classes available to choose from on London to Dallas flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from London to Dallas on average per day?
As of April 2025, 26 flights take off from London and land in Dallas each day. The most common flight departure time for this route is 8:00AM, with 60% of daily flights taking off in the afternoon.
How many flights depart from London to Dallas on average per week?
As of April 2025, there are 184 flights per week flying from London to Dallas. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.
Cheap London to Dallas flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London to Dallas
How far is London to Dallas by plane?
The distance between London and Dallas is about 4745.1 mi. Flights usually cover this in 10h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from London to Dallas?
Prices for flights from London to Dallas refresh daily.
How many operators does momondo search for flights from London to Dallas?
The number of operators available for flights from London to Dallas is 5 as of April 2025.
How old do you have to be to fly from London to Dallas?
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.
What documentation or ID do you need to fly to Dallas?
The necessary travel and health documents for your Dallas 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.
Best airlines flying from London to Dallas
Compare and see reviews for airlines that fly from London to Dallas with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $809 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $848 | Free Cancellation | Rating 6.6 6,837 reviews | |||
| PriceFrom $868 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $887 | Free Cancellation | Rating 7.6 1,275 reviews | |||
| PriceFrom $1,058 | Free Cancellation | Rating 7.0 2,700 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to Dallas?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Dallas from London.
Can I find flights from London to Dallas with flexible booking policies on momondo?
Flights from London to Dallas with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from London to Dallas?
momondo provides multiple filters to help you find the best flight to Dallas from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
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.