Question 1

What cabin class options are available on London to Dallas flights?

Accepted Answer

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.

Question 2

What is the cheapest time of day to depart on your flight to Dallas?

Accepted Answer

In the evening is the cheapest time of day to fly from London to Dallas when you can find flight prices for as low as £577. Flying to Dallas in the evening is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Dallas, so prices are often more expensive at around £775 per ticket.

Question 3

How many flights depart from London to Dallas on average per day?

Accepted Answer

As of September 2025, there are 19 flights per day flying from London to Dallas. The most common time of day flights depart is 08:00, with 60% of flights taking off in the afternoon.

Question 4

Which airlines fly to Dallas?

Accepted Answer

British Airways, Finnair and Iberia are the top three most popular airlines that fly to Dallas from London according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Dallas. Keep in mind that there are 15 different airlines that fly to Dallas on a routine basis, so you have a few additional options to choose from.

Question 5

How many flights depart from London to Dallas on average per week?

Accepted Answer

The number of flights available between London and Dallas is 136 per week as of September 2025. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.

Question 6

What is the cheapest London to Dallas flight route?

Accepted Answer

Fly from London Heathrow to Dallas/Fort Worth for the best London - Dallas flight prices

Question 7

How far in advance should I book a flight to Dallas?

Accepted Answer

You are more likely to see cheaper flights to Dallas from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Dallas for around £746 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Dallas from London for as low as £661 on momondo.

Question 8

What is the cheapest month to fly to Dallas?

Accepted Answer

In general, January is the cheapest month to fly from London to Dallas. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £643. If you are unable to visit Dallas during the month of January, then departing from London during the month February is also very affordable. Most momondo users find prices during this month for around £644.

Question 9

What is the cheapest day to depart on your flight to Dallas?

Accepted Answer

According to our data, Wednesday is the cheapest day to fly to Dallas from London. The lowest ticket price found for a Wednesday departure recently was £688. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to Dallas on a Friday will generally be more expensive and average around £751. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Question 10

What are the benefits of the different airports in London and Dallas?

Accepted Answer

Whether you book return or one-way flights from London to Dallas, you’ll always depart from Heathrow, one of the world’s busiest airports. It’s packed with every kind of travel amenity you could wish for, including a lavish duty-free area. There are dozens of shops in the main concourse too, as well as many restaurants, coffee shops, cafés, and international fast-food brands. For families travelling with children, there’s a Stay & Play area for them to blow off steam during the mandatory wait for international flights, and you’ll also find baby changing and feeding rooms. In-person limited mobility assistance is always available. Dallas/Fort Worth is also a busy airport, with a similar variety of food and drink outlets, a large duty-free area and world-class limited mobility amenities.

Question 11

Which airlines fly direct from London to Dallas?

Accepted Answer

Booking direct flights from London to Dallas is straightforward, as you’ll have a choice of airlines and departure times each day. Flights all take roughly the same time at about 10h 20min. Your first option is to fly from London Heathrow Airport (LHR) on British Airways, landing at Dallas/Fort Worth Airport (DFW). Flights leave mid-morning and just after midday. Your second option is to choose American Airlines, flying the same route from Heathrow to Dallas/Fort Worth. Alternatively, you can fly with Finnair, once again from Heathrow to DFW. Finnair also offers the quickest one-stop London to Dallas flight, stopping over at Chicago O’Hare International Airport (ORD) en route to DFW. It will take about 13h 30 minutes to get you there. Another very similar alternative is to fly via Austin Bergstrom Airport (AUS), also in Texas. American Airlines flies this route in roughly 13h 35min.

Question 12

What is the best way to get in and out of airports in London and Dallas?

Accepted Answer

The most convenient way of getting to Heathrow Airport for flights from London to Dallas is by catching a Heathrow Express train from Central London. Leaving Paddington Station every 15 minutes, trains take 15 minutes to get to the airport. If you prefer to take the bus, these also leave from Paddington, taking roughly 40 minutes to get you to Heathrow. If you’re on a business trip and aren’t spending long in Dallas, you can drive to Heathrow in about 15 minutes and leave your car in long-term parking. Your other alternative is to grab a taxi, which will also take around 15 minutes. The quickest way to get to downtown Dallas from the airport is to catch a Dallas Area Rapid Transit tram to West End Station. The trip will take about 50 minutes. If you hire a car, you can make the trip in just over 20 minutes, as is the case if you catch a taxi.

Which cities can you get to from Dallas Airport?

After your flights from London to Dallas, you can explore the great state of Texas. Dallas is in the north of the Lone Star State, and if you travel a little way south, you can visit the famous town of Waco. It’s about 1 hour away if you want to fly, or you can get there by train in about 2h 30min. Hire a car, and you can drive there in about 1h 50min. Gainesville is about 3 hours by train to the north, or you can drive yourself in roughly 1 hour. Weatherford to the west will take about 2h 30min by train, switching to a bus, or about 55 minutes by car. In the immediate vicinity of Dallas, you will find Fort Worth, 50 minutes away by train, and Plano, which is a tram journey of around 1h 30min. To drive to either of these two cities will take you about 30 minutes. Check on momondo before you book to find cheap flights from London to Dallas.

Question 13

When did momondo last update prices for flights from London to Dallas?

Accepted Answer

Prices for flights from London to Dallas refresh daily.

Question 14

How many operators does momondo search for flights from London to Dallas?

Accepted Answer

The number of operators available for flights from London to Dallas is 15 as of September 2025.

Question 15

How old do you have to be to fly from London to Dallas?

Accepted Answer

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 London to Dallas.

Question 16

What documentation or ID do you need to fly to Dallas?

Accepted Answer

The required travel and health documents for your Dallas 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 Dallas. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Fastest flight time	10h 05m
Direct flights	Every day
Airports in Dallas	1 airport

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom £428	Free Cancellation	Rating 6.8 7,385 reviews	Search Lufthansa flights
Icelandair	PriceFrom £441	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
JetBlue	PriceFrom £452	Free Cancellation	Rating 7.2 2,918 reviews	Search JetBlue flights
Turkish Airlines	PriceFrom £458	Free Cancellation	Rating 7.3 3,953 reviews	Search Turkish Airlines flights
Virgin Atlantic	PriceFrom £458	Free Cancellation	Rating 7.4 661 reviews	Search Virgin Atlantic flights
United Airlines	PriceFrom £469	Free Cancellation	Rating 7.4 8,937 reviews	Search United Airlines flights
Finnair	PriceFrom £479	Free Cancellation	Rating 7.6 1,321 reviews	Search Finnair flights
KLM	PriceFrom £486	Free Cancellation	Rating 7.8 1,382 reviews	Search KLM flights
Scandinavian Airlines	PriceFrom £494	Free Cancellation	Rating 7.4 1,480 reviews	Search Scandinavian Airlines flights
Iberia	PriceFrom £541	Free Cancellation	Rating 7.0 2,909 reviews	Search Iberia flights

Cheap flights from London to Dallas from £271

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 26/9. 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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What is the cheapest month to fly to Dallas?

What is the cheapest day to depart on your flight to Dallas?

What is the cheapest time of day to depart on your flight to Dallas?

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?

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.

Which airlines fly to Dallas?

How many flights depart from London to Dallas on average per day?

As of September 2025, there are 19 flights per day flying from London to Dallas. The most common time of day flights depart is 08:00, with 60% of flights taking off in the afternoon.

How many flights depart from London to Dallas on average per week?

The number of flights available between London and Dallas is 136 per week as of September 2025. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.

Cheap London to Dallas flight deals and tips

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How far is London to Dallas by plane?

When did momondo last update prices for flights from London to Dallas?

How many operators does momondo search for flights from London to Dallas?

How old do you have to be to fly from London to Dallas?

What documentation or ID do you need to fly to Dallas?

Best airlines flying from London to Dallas

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