Cheap flights from Dallas to London from £159
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dallas to London departing on 15/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Return
1 adult
Economy
0 bags
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Cheap return flights
These are some of the best return flight deals from Dallas to London that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Dallas to London.
Cheap last-minute flights
Planning a quick getaway from Dallas to London? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to London, so you can enjoy a seamless trip without stopovers.
Finnair flights from Dallas to London
Our best Finnair deals on Dallas to London flight tickets
Finnair![Finnair]()
30 Jul![Finnair]()
22 Aug
DFW19:40Dallas/Fort Worth
9h 10m
LHR10:50London Heathrow
LHR10:20London Heathrow
15h 00m
1 stop
DFW19:20Dallas/Fort Worth
Finnair![Finnair]()
30 Jul![Finnair]()
22 Aug
DFW16:50Dallas/Fort Worth
18h 15m
1 stop
LHR17:05London Heathrow
LHR09:30London Heathrow
15h 50m
1 stop
DFW19:20Dallas/Fort Worth
United Airlines flights from Dallas to London
Our best United Airlines deals on Dallas to London flight tickets
United Airlines![United Airlines]()
3 Sept![United Airlines]()
12 Sept
DFW09:25Dallas/Fort Worth
15h 05m
1 stop
LHR06:30London Heathrow
LHR06:30London Heathrow
13h 35m
1 stop
DFW14:05Dallas/Fort Worth
United Airlines![United Airlines]()
13 Oct![United Airlines]()
24 Oct
DFW14:21Dallas/Fort Worth
11h 19m
1 stop
LHR07:40London Heathrow
LHR09:30London Heathrow
31h 57m
2 stops
DFW11:27Dallas/Fort Worth
See travel insights to London from
How to get the cheapest flight ticket from Dallas to London
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
Prices
Airlines
Other information
What is the cheapest month to fly to London?
The cheapest month to fly to London from Dallas is in October. Flight prices, which tend to average around £586, are often lower during this time because this is during the off-season. The month of February is another great option to travel to London, with average flight prices from Dallas averaging around £602.
What is the cheapest day to depart on your flight to London?
Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £635. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Dallas to London for around £977.
What is the cheapest time of day to depart on your flight to London?
The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £576. Flights in the evening are often more expensive, with an average ticket price of £707.
What is the cheapest Dallas to London flight route?
Fly from Dallas/Fort Worth to London Heathrow for the best Dallas - London flight prices
How far in advance should I book a flight to London?
You are more likely to see cheaper flights to London from Dallas when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to London for around £707 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Dallas for as low as £641 on momondo.
What cabin class options are available on Dallas to London flights?
There are 3 cabin classes available to choose from on Dallas to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Dallas to London?
JetBlue is the most popular carrier operating from Dallas to London
Which airlines fly to London?
British Airways, Iberia and Finnair are the top three most popular airlines that fly to London from Dallas according to our data. British Airways is the first choice among our users, with 56% of people opting to fly with this airline when travelling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Dallas to London on average per day?
As of May 2025, there are 25 flights per day flying from Dallas to London. The most common time of day flights depart is 22:00, with 57% of flights taking off in the evening.
How many flights depart from Dallas to London on average per week?
As of May 2025, 178 flights take off from Dallas and land in London each week. The most common flight departure day for this route is Wed, with 16% of weekly flights taking off on this day.
Cheap Dallas to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dallas to London
How far is Dallas to London by plane?
The straight-line distance from Dallas to London is 4745.1 mi. Typically, this will take 9h 00m by plane in normal conditions.
When did momondo last update prices for flights from Dallas to London?
Prices for flights from Dallas to London were last updated today.
How many operators does momondo search for flights from Dallas to London?
The number of operators available for flights from Dallas to London is 6 as of May 2025.
How old do you have to be to fly from Dallas to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Dallas to London.
What documentation or ID do you need to fly to London?
The required travel and health documents for your London trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Dallas to London
Compare and see reviews for airlines that fly from Dallas to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £458 | Free Cancellation | Rating 7.3 1,349 reviews | |||
| PriceFrom £463 | Free Cancellation | Rating 7.6 1,275 reviews | |||
| PriceFrom £498 | Free Cancellation | Rating 7.0 2,701 reviews | |||
| PriceFrom £510 | Free Cancellation | Rating 6.6 6,846 reviews | |||
| PriceFrom £547 | Free Cancellation | Rating 7.4 643 reviews | |||
| PriceFrom £554 | Free Cancellation | Rating 7.2 10,000 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsEastbourne
Milton Keynes
Luton
Slough
Southend-on-Sea
Maidstone
Gatwick
Ipswich
Canterbury
Margate
Ilford
Dartford
Hounslow
Colchester
Guildford
Worthing
Winchester
Crawley
Chichester
Croydon
Why use momondo?
Why should I use momondo to find a flight deal from Dallas to London?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Dallas to London . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Dallas to London with flexible booking policies on momondo?
Yes. All flights to London from Dallas on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Dallas to London?
Once all potential Dallas to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Dallas to London right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Dallas to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.