Cheap flights from Dallas to London Heathrow Airport from $274
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 Heathrow Airport departing on 4/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
Deals available from 900+ travel sites.
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 Dallas to London
Round-trip
One-way
Last minute
Direct
Cheap round-trip flights
These are some of the best round-trip 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 layovers.
Delta flights from Dallas to London Heathrow Airport
Our best Delta deals on Dallas to London Heathrow Airport flight tickets
Delta![Delta]()
Apr 16![Delta]()
Apr 25
DFW5:39 pmDallas/Fort Worth
11h 31m
1 stop
LHR11:10 amLondon Heathrow
LHR6:15 amLondon Heathrow
13h 20m
1 stop
DFW1:35 pmDallas/Fort Worth
Delta![Delta]()
May 1![Delta]()
May 18
DFW12:06 pmDallas/Fort Worth
14h 44m
1 stop
LHR8:50 amLondon Heathrow
LHR6:15 amLondon Heathrow
13h 20m
1 stop
DFW1:35 pmDallas/Fort Worth
Virgin Atlantic flights from Dallas to London Heathrow Airport
Our best Virgin Atlantic deals on Dallas to London Heathrow Airport flight tickets
Virgin Atlantic![Virgin Atlantic]()
Mar 20![Virgin Atlantic]()
Mar 31
DFW7:40 amDallas/Fort Worth
17h 45m
1 stop
LHR6:25 amLondon Heathrow
LHR6:15 amLondon Heathrow
13h 20m
1 stop
DFW1:35 pmDallas/Fort Worth
Virgin Atlantic![Virgin Atlantic]()
Mar 10![Virgin Atlantic]()
Mar 25
DAL10:30 amDallas Love Field
14h 50m
1 stop
LHR6:20 amLondon Heathrow
LHR12:30 pmLondon Heathrow
14h 19m
1 stop
DAL9:49 pmDallas Love Field
See travel insights to London from
How to get the cheapest flight ticket from Dallas to London Heathrow 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
Prices
Airlines
Other information
What is the cheapest month to fly to London Heathrow Airport?
The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Dallas, with most prices found around $801. If you’re not able to fly to London Heathrow Airport in January, then October is your next best option. Flight prices from Dallas to London Heathrow Airport during October average around $807.
What is the cheapest day to depart on your flight to London Heathrow Airport?
Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $912. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $1,144.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from Dallas to London Heathrow Airport at noon for as low as $870. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $1,028.
What is the cheapest Dallas to London Heathrow flight route?
Fly from Dallas/Fort Worth to London Heathrow for the best Dallas - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Dallas when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $958 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Dallas for as low as $878 on momondo.
What cabin class options are available on Dallas to London Heathrow flights?
There are 4 cabin classes available to choose from on Dallas to London Heathrow 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 Heathrow?
JetBlue, Turkish Airlines, and Iberia are the most popular carriers operating from Dallas to London Heathrow
What airlines fly to London Heathrow Airport?
British Airways, American Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Dallas according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 13 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Dallas to London Heathrow Airport on average per day?
The number of flights available between Dallas and London Heathrow Airport is 26 per day as of February 2025. The most frequent departure time is 9:00PM, with 52% of daily flights leaving in the afternoon.
How many flights depart from Dallas to London Heathrow Airport on average per week?
183 flights are operational weekly from Dallas to London Heathrow Airport as of February 2025. The most popular departure day for this route is Thu, with 16% of flights per week taking off on this day.
Cheap Dallas to London Heathrow Airport flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Dallas to London Heathrow Airport
How far is Dallas to London Heathrow by plane?
Dallas and London Heathrow are 4733.2 mi apart from one another. Typically, this will take 9h 05m by plane in normal conditions.
When did momondo last update prices for flights from Dallas to London Heathrow Airport?
Prices for flights from Dallas to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Dallas to London Heathrow Airport?
There are 13 operators available for flights from Dallas to London Heathrow Airport as of February 2025.
How old do you have to be to fly from Dallas to London Heathrow Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dallas to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Dallas to London Heathrow Airport
Compare and see reviews for airlines that fly from Dallas to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $464 | Free Cancellation | Rating 8.0 8,203 reviews | |||
| PriceFrom $541 | Free Cancellation | Rating 7.4 1,448 reviews | |||
| PriceFrom $541 | Free Cancellation | Rating 7.5 653 reviews | |||
| PriceFrom $544 | Free Cancellation | Rating 7.3 1,320 reviews | |||
| PriceFrom $558 | Free Cancellation | Rating 7.8 1,332 reviews | |||
| PriceFrom $563 | Free Cancellation | Rating 7.3 3,825 reviews | |||
| PriceFrom $634 | Free Cancellation | Rating 7.0 2,640 reviews | |||
| PriceFrom $650 | Free Cancellation | Rating 6.6 6,761 reviews | |||
| PriceFrom $650 | Free Cancellation | Rating 7.6 1,271 reviews | |||
| PriceFrom $658 | Free Cancellation | Rating 7.4 8,754 reviews |
Traveling to a place near London?
Book flights to London if you plan to visit one of these locationsHounslow
Gatwick
Croydon
Luton
Slough
Guildford
Ipswich
Hayes
Stansted
Ilford
Canterbury
Dover
Salisbury
Swindon
Milton Keynes
Dartford
Horley
Colchester
Wembley
Poole
Why use momondo?
Why should I use momondo to find a flight deal from Dallas to London?
Finding the right flight to London from Dallas 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 London quick and easy, saving you time and money.
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?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dallas to London.
I’m not ready to book a flight from Dallas to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Dallas to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.
Get notified when prices go down
Daily price changes in your inbox - only with Price Alerts.
Find better results for your trip to London
Popular cities in the United Kingdom
Popular flights according to clicks in the last 7 days on momondo
Flights to London City Airportfrom $356
Flights to London Gatwick Airportfrom $354
Flights to London Stansted Airportfrom $367
Flights to London Luton Airportfrom $359
Flights to Glasgow Intl Airportfrom $429
Flights to Belfast Intl Airportfrom $478
Flights to London Southend Airportfrom $498
Flights to Belfast City Airportfrom $556