How often are flights from London to the United States delayed?

Historically, on average around 13% of flights between London and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

What is the cheapest airline that flies from London to United States?

JetBlue, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from London to United States

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

The number of flights available between London and United States is 1,104 per week as of November 2025. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

Which airlines fly to United States?

Virgin Atlantic, British Airways and Lufthansa are the top three most popular airlines that fly to United States from London according to our data. Virgin Atlantic is the first choice among our users, with 48% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 26 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on London to the United States flights?

According to our data, airblue have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

What is the most punctual flight time for London to the United States flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

157 flights are operational daily from London to United States as of November 2025. The most popular departure time for this route is 11:00, with 52% of flights per day taking off in the afternoon.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

Prices for flights from London to United States are updated daily.

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

As of November 2025, there are 23 operators available to choose from for flights from London to United States.

How old do you have to be to fly from London to United States?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to United States.

What documentation or ID do you need to fly to United States?

The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£246 Cheap Flights from London to the United States in 2025/26

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13:00 - 15:55LGW-JFK

7h 55mdirect

18:05 - 06:00JFK-LGW

6h 55mdirect

£347Norse Atlantic UK

Find Deal

Fri, 23 Jan - Wed, 28 Jan

13:00 - 15:55LGW-JFK

7h 55mdirect

23:45 - 17:10JFK-LGW

12h 25m1 stop

£348Multiple Airlines

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Wed, 25 Feb - Tue, 3 Mar

09:40 - 22:00LGW-JFK

16h 20m1 stop

19:05 - 06:00JFK-LGW

6h 55mdirect

£348Multiple Airlines

Find Deal

Tue, 17 Mar - Sat, 21 Mar

13:00 - 16:55LGW-JFK

7h 55mdirect

18:20 - 06:20JFK-LGW

7h 00mdirect

£349Norse Atlantic UK

Find Deal

Sun, 8 Mar - Wed, 15 Apr

06:15 - 19:21LHR-LGA

18h 06m2 stops

17:45 - 09:15LGA-LHR

10h 30m1 stop

£383British Airways

Find Deal

Sat, 31 Jan - Tue, 3 Feb

08:50 - 21:29LHR-LGA

17h 39m2 stops

16:00 - 09:15LGA-LHR

12h 15m1 stop

£389British Airways

Find Deal

Fri, 5 Dec - Tue, 9 Dec

09:55 - 17:59LHR-LGA

13h 04m1 stop

13:30 - 07:00LGA-LHR

12h 30m1 stop

£401Finnair

Find Deal

Tue, 13 Jan - Tue, 27 Jan

20:25 - 14:50LHR-MIA

23h 25m1 stop

22:00 - 11:45MIA-LHR

8h 45mdirect

£444Virgin Atlantic

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Mon, 12 Jan - Mon, 26 Jan

06:30 - 14:50LHR-MIA

13h 20m1 stop

13:28 - 11:40MIA-LHR

17h 12m1 stop

£444Virgin Atlantic

Find Deal

Fri, 20 Feb - Sat, 7 Mar

06:30 - 14:40LHR-MIA

13h 10m1 stop

18:45 - 13:00MIA-LHR

13h 15m1 stop

£449Lufthansa

Find Deal

Mon, 12 Jan - Mon, 26 Jan

Finnair flights from London to United States

Our best Finnair deals on London to United States flight tickets

Finnair

7 Feb

LHR10:20London Heathrow

13h 45m

1 stop

JFK19:05New York John F Kennedy Intl

18 Mar

JFK19:50New York John F Kennedy Intl

6h 55m

LHR06:45London Heathrow

£367

Find similar

Finnair

14 Jan

LHR08:25London Heathrow

15h 50m

1 stop

JFK19:15New York John F Kennedy Intl

19 Jan

JFK08:05New York John F Kennedy Intl

6h 55m

LHR20:00London Heathrow

£371

Find similar

Finnair

6 Dec

LHR11:25London Heathrow

12h 50m

1 stop

JFK19:15New York John F Kennedy Intl

9 Dec

JFK14:30New York John F Kennedy Intl

11h 30m

1 stop

LHR07:00London Heathrow

£376

Find similar

Iberia flights from London to United States

Our best Iberia deals on London to United States flight tickets

Iberia

3 Dec

LHR17:00London Heathrow

8h 05m

JFK20:05New York John F Kennedy Intl

10 Dec

JFK10:15New York John F Kennedy Intl

6h 55m

LHR22:10London Heathrow

£361

Find similar

Iberia

2 Dec

LHR11:25London Heathrow

12h 50m

1 stop

JFK19:15New York John F Kennedy Intl

9 Dec

JFK10:15New York John F Kennedy Intl

6h 55m

LHR22:10London Heathrow

£373

Find similar

Iberia

3 Dec

LGW11:45London Gatwick

12h 30m

1 stop

JFK19:15New York John F Kennedy Intl

7 Dec

JFK17:00New York John F Kennedy Intl

12h 50m

1 stop

LGW10:50London Gatwick

£388

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 23/1

13:00-15:55

Nonstop7h 55m

New York John F Kennedy Intl

Wed 28/1

18:05-06:00

Nonstop6h 55m

£347

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 25/2

13:00-15:55

Nonstop7h 55m

New York John F Kennedy Intl

Tue 3/3

23:45-17:10

1 stop12h 25m

£348

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Tue 17/3

09:40-22:00

1 stop16h 20m

New York John F Kennedy Intl

Sat 21/3

19:05-06:00

Nonstop6h 55m

£348

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Sun 8/3

13:00-16:55

Nonstop7h 55m

New York John F Kennedy Intl

Wed 15/4

18:20-06:20

Nonstop7h 00m

£349

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 31/1

06:15-19:21

2 stops18h 06m

New York LaGuardia

Tue 3/2

17:45-09:15

1 stop10h 30m

£383

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 5/12

08:50-21:29

2 stops17h 39m

New York LaGuardia

Tue 9/12

16:00-09:15

1 stop12h 15m

£389

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 13/1

09:55-17:59

1 stop13h 04m

New York LaGuardia

Tue 27/1

13:30-07:00

1 stop12h 30m

£401

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 12/1

20:25-14:50

1 stop23h 25m

Miami

Mon 26/1

22:00-11:45

Nonstop8h 45m

£444

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Fri 20/2

06:30-14:50

1 stop13h 20m

Miami

Sat 7/3

13:28-11:40

1 stop17h 12m

£444

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Mon 12/1

06:30-14:40

1 stop13h 10m

Miami

Mon 26/1

18:45-13:00

1 stop13h 15m

£449

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How to get the cheapest flight ticket from London to United States

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

Delays

Other information

What is the cheapest month to fly to United States?

The month of September is, on average, the cheapest month to fly to United States from London, with most prices found around £364. If you are unable to visit United States during the month of September, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around £371.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from London. The lowest ticket price found for a Thursday departure recently was £483. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to United States for around £550.

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

Our most recent data shows that the best time of day to fly to United States is in the morning. Flights from London to United States during this time can be as low as £494. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £613 on average. Flights to United States from London in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest London to United States flight route?

Fly from London Gatwick to Orlando for the best London - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from London when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around £452 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from London for as low as £406 on momondo.

What cabin class options are available on London to United States flights?

There are 4 cabin classes available to choose from on London to United States 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 United States flights?

No. A direct flight is the cheapest option for a flight between London to United States.

Cheap London to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to United States

Best price found	£234
Fastest flight time	7h 25m
Direct flights	Every day
Airports in United States	2 airports

The best one-way flight to United States from London in the past 72 hours is £234. The best return flight deal from London to United States found on momondo in the last 72 hours is £253.

The fastest flight from London to United States takes 7h 25m

Direct flights go from London to United States every day.

There are 2 airports near United States: Newark (EWR), New York John F Kennedy Intl (JFK)

Search flight deals

When did momondo last update prices for flights from London to United States?
Prices for flights from London to United States are updated daily.
How many operators does momondo search for flights from London to United States?
As of November 2025, there are 23 operators available to choose from for flights from London to United States.
How old do you have to be to fly from London to United States?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to United States.
What documentation or ID do you need to fly to United States?
The travel and health documents you'll need for your trip to United States 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 United States. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London to United States?
Based on momondo bookings for flights between London and United States, the leading plane model is Boeing 777, making up 18.46% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 17.14%, Airbus A350-1000 with 16.72%, and Airbus A330-900neo with 9.98%.

Best airlines flying from London to United States

Compare and see reviews for airlines that fly from London to United States with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom £92	Free Cancellation	Rating 7.2 2,905 reviews	Search JetBlue flights
Delta	PriceFrom £243	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
PLAY	PriceFrom £274	Free Cancellation	Rating 7.0 103 reviews	Search PLAY flights
TAP AIR PORTUGAL	PriceFrom £288	Free Cancellation	Rating 7.1 2,075 reviews	Search TAP AIR PORTUGAL flights
Air Canada	PriceFrom £291	Free Cancellation	Rating 7.1 10,481 reviews	Search Air Canada flights
SWISS	PriceFrom £298	Free Cancellation	Rating 7.5 1,794 reviews	Search SWISS flights
United Airlines	PriceFrom £302	Free Cancellation	Rating 7.4 9,046 reviews	Search United Airlines flights
Icelandair	PriceFrom £304	Free Cancellation	Rating 7.0 581 reviews	Search Icelandair flights
Scandinavian Airlines	PriceFrom £306	Free Cancellation	Rating 7.4 1,589 reviews	Search Scandinavian Airlines flights
Aer Lingus	PriceFrom £310	Free Cancellation	Rating 7.2 1,382 reviews	Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from London to United States?

It is quick and easy to find London to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

Can I find flights from London to United States with flexible booking policies on momondo?

All flight searches from London to United States on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to United States?

momondo provides multiple filters to help you find the best flight to United States 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 United States right now. Can momondo alert me if prices change?

Price alerts on flights to United States from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your United States trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Find better results for your trip to the United States

Popular Cities in the United States

Flights to New Yorkfrom £247

Flights to Orlandofrom £266

Flights to Los Angelesfrom £357

Flights to Miamifrom £332

Flights to San Franciscofrom £366

Flights to Bostonfrom £256

Flights to Chicagofrom £351

Flights to Las Vegasfrom £413

Flights to Washington, D.C.from £349

Flights to Atlantafrom £334

Flights to Dallasfrom £352

Flights to Houstonfrom £345

Cheap flights from London to the United States from £291

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 the United States departing on 23/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from London to the United States

Cheap return flights

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Finnair flights from London to United States

Our best Finnair deals on London to United States flight tickets

Iberia flights from London to United States

Our best Iberia deals on London to United States flight tickets

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How to get the cheapest flight ticket from London to United States

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 cheapest month to fly to United States?

What is the cheapest day to depart on your flight to United States?

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

What is the cheapest London to United States flight route?

Fly from London Gatwick to Orlando for the best London - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on London to United States flights?

There are 4 cabin classes available to choose from on London to United States 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 United States flights?

No. A direct flight is the cheapest option for a flight between London to United States.

What is the cheapest airline that flies from London to United States?

JetBlue, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from London to United States

Which airlines fly to United States?

How often are flights from London to the United States delayed?

Historically, on average around 13% of flights between London and United States have experienced a delay on any given week. The average delay length over the past 12 months has been 155 minutes.

What is the most punctual flight time for London to the United States flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on London to the United States flights?

According to our data, airblue have had the fewest delays on this route over the last 12 months, with no flights being classified as delayed.

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

157 flights are operational daily from London to United States as of November 2025. The most popular departure time for this route is 11:00, with 52% of flights per day taking off in the afternoon.

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

The number of flights available between London and United States is 1,104 per week as of November 2025. The most frequent departure day is Tue, with 16% of weekly flights leaving on this day.

Cheap London to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to United States

Best price found

Fastest flight time

Direct flights

Airports in United States

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

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

How old do you have to be to fly from London to United States?

What documentation or ID do you need to fly to United States?

What is the most popular plane model from London to United States?

Best airlines flying from London to United States

Compare and see reviews for airlines that fly from London to United States with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to United States?

Can I find flights from London to United States with flexible booking policies on momondo?

How can momondo help me find flights from London to United States?

I’m not ready to book a flight from London to United States right now. Can momondo alert me if prices change?

An easier way to manage your United States trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo