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

Norse Atlantic UK and TAP AIR PORTUGAL are the most popular carriers operating from United States to London

How long does it take to fly to London?

Flight times from United States to London vary, but if you’re flying out of Boston and flying into London Heathrow Airport (one of the most popular routes), then the duration is 6h 30m on average. Another popular route from United States to London is flying from New York to London Heathrow Airport, which will take roughly 6h 50m. Keep in mind that layovers or delays could extend your travel time.

Which airlines fly to London?

British Airways, Virgin Atlantic and Iberia are the top three most popular airlines that fly to London from United States according to our data. British Airways is the first choice among our users, with 43% of people opting to fly with this airline when travelling to London. Keep in mind that there are 18 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 United States to London on average per day?

322 flights are operational daily from United States to London as of September 2025. The most popular departure time for this route is 19:00, with 70% of flights per day taking off in the evening.

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

2,259 flights are operational weekly from United States to London as of September 2025. The most popular departure day for this route is Tue, with 15% of flights per week taking off on this day.

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

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

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

There are 16 operators available for flights from United States to London as of September 2025.

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

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 United States to London.

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

The necessary travel and health documents for your London 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.

£104 Cheap Flights from the United States to London in 2025/26

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Find the cheapest flights from the United States to London

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Recent return flight deals from the United States to London

23:45 - 18:00JFK-LHR

13h 15m1 stop

09:55 - 22:00LHR-JFK

17h 05m1 stop

£313LEVEL

Find Deal

Sun, 9 Nov - Sat, 22 Nov

18:20 - 06:20JFK-LGW

7h 00mdirect

13:00 - 16:50LGW-JFK

7h 50mdirect

£313Norse Atlantic UK

Find Deal

Tue, 21 Oct - Wed, 29 Oct

14:40 - 06:50JFK-LHR

11h 10m1 stop

08:55 - 16:00LHR-JFK

12h 05m1 stop

£325Virgin Atlantic

Find Deal

Thu, 6 Nov - Sun, 9 Nov

23:25 - 11:25JFK-LHR

7h 00mdirect

08:55 - 16:00LHR-JFK

12h 05m1 stop

£325Virgin Atlantic

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Thu, 23 Oct - Thu, 20 Nov

09:50 - 21:40JFK-LHR

6h 50mdirect

17:00 - 19:55LHR-JFK

7h 55mdirect

£327British Airways

Find Deal

Tue, 14 Oct - Tue, 21 Oct

09:50 - 21:40JFK-LHR

6h 50mdirect

19:05 - 21:59LHR-JFK

7h 54mdirect

£328Iberia

Find Deal

Tue, 14 Oct - Tue, 21 Oct

19:30 - 07:45JFK-LHR

7h 15mdirect

16:20 - 19:25LHR-JFK

8h 05mdirect

£329British Airways

Find Deal

Sun, 5 Oct - Sat, 11 Oct

23:00 - 20:05BOS-LHR

16h 05m1 stop

13:30 - 17:05LHR-BOS

7h 35mdirect

£330Iberia

Find Deal

Fri, 24 Oct - Sun, 26 Oct

14:15 - 05:55LGA-LHR

11h 40m1 stop

13:25 - 19:03LHR-LGA

10h 38m1 stop

£358United Airlines

Find Deal

Mon, 27 Oct - Wed, 5 Nov

19:05 - 09:35LGA-LHR

9h 30m1 stop

13:25 - 19:02LHR-LGA

10h 37m1 stop

£360United Airlines

Find Deal

Tue, 21 Oct - Sun, 25 Jan

TAP AIR PORTUGAL flights from United States to London

Our best TAP AIR PORTUGAL deals on United States to London flight tickets

TAP AIR PORTUGAL

10 Nov

JFK22:00New York John F Kennedy Intl

19h 40m

1 stop

LHR22:40London Heathrow

18 Nov

LHR06:00London Heathrow

19h 05m

1 stop

JFK20:05New York John F Kennedy Intl

£314

Find similar

TAP AIR PORTUGAL

23 Oct

JFK22:05New York John F Kennedy Intl

19h 50m

1 stop

LHR22:55London Heathrow

20 Nov

LHR18:30London Heathrow

30h 35m

1 stop

JFK20:05New York John F Kennedy Intl

£315

Find similar

TAP AIR PORTUGAL

10 Nov

JFK22:00New York John F Kennedy Intl

18h 35m

1 stop

LHR21:35London Heathrow

18 Nov

LHR08:15London Heathrow

16h 50m

1 stop

JFK20:05New York John F Kennedy Intl

£316

Find similar

Lufthansa flights from United States to London

Our best Lufthansa deals on United States to London flight tickets

Lufthansa

15 Oct

LGA15:30New York LaGuardia

10h 00m

1 stop

LHR06:30London Heathrow

22 Oct

LHR14:05London Heathrow

10h 32m

1 stop

LGA19:37New York LaGuardia

£325

Find similar

Lufthansa

21 Nov

JFK15:55New York John F Kennedy Intl

11h 50m

1 stop

LHR08:45London Heathrow

23 Nov

LHR08:45London Heathrow

11h 55m

1 stop

JFK15:40New York John F Kennedy Intl

£338

Find similar

Lufthansa

23 Sept

LGA15:30New York LaGuardia

10h 00m

1 stop

LHR06:30London Heathrow

1 Oct

LHR14:05London Heathrow

10h 32m

1 stop

LGA19:37New York LaGuardia

£375

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 9/11

23:45-18:00

1 stop13h 15m

London Heathrow

Sat 22/11

09:55-22:00

1 stop17h 05m

£313

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Tue 21/10

18:20-06:20

Nonstop7h 00m

London Gatwick

Wed 29/10

13:00-16:50

Nonstop7h 50m

£313

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 6/11

14:40-06:50

1 stop11h 10m

London Heathrow

Sun 9/11

08:55-16:00

1 stop12h 05m

£325

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 23/10

23:25-11:25

Nonstop7h 00m

London Heathrow

Thu 20/11

08:55-16:00

1 stop12h 05m

£325

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 14/10

09:50-21:40

Nonstop6h 50m

London Heathrow

Tue 21/10

17:00-19:55

Nonstop7h 55m

£327

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Tue 14/10

09:50-21:40

Nonstop6h 50m

London Heathrow

Tue 21/10

19:05-21:59

Nonstop7h 54m

£328

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Sun 5/10

19:30-07:45

Nonstop7h 15m

London Heathrow

Sat 11/10

16:20-19:25

Nonstop8h 05m

£329

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Fri 24/10

23:00-20:05

1 stop16h 05m

London Heathrow

Sun 26/10

13:30-17:05

Nonstop7h 35m

£330

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 27/10

14:15-05:55

1 stop11h 40m

London Heathrow

Wed 5/11

13:25-19:03

1 stop10h 38m

£358

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 21/10

19:05-09:35

1 stop9h 30m

London Heathrow

Sun 25/1

13:25-19:02

1 stop10h 37m

£360

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How to get the cheapest flight ticket from United States 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 United States is in January. Flight prices, which tend to average around £305, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from United States averaging around £306.

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

Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £418. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from United States to London for around £473.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £417. Flights at midday are often more expensive, with an average ticket price of £496.

What is the cheapest United States to London flight route?

Fly from New York John F Kennedy Intl to London Gatwick for the best United States - 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 United States when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £448 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from United States for as low as £411 on momondo.

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

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

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

Cheap United States to London flight deals and tips

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

Best price found	£110
Fastest flight time	6h 30m
Direct flights	Every day
Airports in London	1 airport

The best one-way flight to London from United States in the past 72 hours is £110. The best return flight deal from United States to London found on momondo in the last 72 hours is £134.

The fastest flight from United States to London takes 6h 30m

Direct flights go from United States to London every day.

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

When did momondo last update prices for flights from United States to London?
Prices for flights from United States to London are updated daily.
How many operators does momondo search for flights from United States to London?
There are 16 operators available for flights from United States to London as of September 2025.
How old do you have to be to fly from United States to London?
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 United States to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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.
What is the most popular plane model from United States to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from United States to London is Boeing 777 (22.80% of total bookings). The next most popular plane models are Boeing 787-9 Dreamliner (14.18%), Boeing 777-200/200ER (13.32%), and Boeing 777-300ER (12.90%).

Best airlines flying from United States to London

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

Airline	Rating	Free Cancellation	Price
Air France	PriceFrom £227	Free Cancellation	Rating 7.4 1,468 reviews	Search Air France flights
Icelandair	PriceFrom £255	Free Cancellation	Rating 7.0 544 reviews	Search Icelandair flights
Norse Atlantic UK	PriceFrom £267	Free Cancellation	Rating 7.1 49 reviews	Search Norse Atlantic UK flights
Virgin Atlantic	PriceFrom £273	Free Cancellation	Rating 7.4 664 reviews	Search Virgin Atlantic flights
KLM	PriceFrom £284	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
Delta	PriceFrom £291	Free Cancellation	Rating 7.9 7,957 reviews	Search Delta flights
JetBlue	PriceFrom £293	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
Scandinavian Airlines	PriceFrom £300	Free Cancellation	Rating 7.4 1,486 reviews	Search Scandinavian Airlines flights
British Airways	PriceFrom £301	Free Cancellation	Rating 6.7 7,363 reviews	Search British Airways flights
Lufthansa	PriceFrom £315	Free Cancellation	Rating 6.8 7,407 reviews	Search Lufthansa flights

Eastbourne

Luton

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Maidstone

Gatwick

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Colchester

Worthing

Chelmsford

Dover

Hayes

Dartford

Winchester

Hounslow

Stansted

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to London. momondo saves you time and could save you money on your trip.

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

Yes. All flights to London from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

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

If you are not ready to book a flight from United States 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.

An easier way to manage your London 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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Cheap flights from the United States to London from £104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to London departing on 19/11. 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

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Find the cheapest flights from the United States to London

Recent return flight deals from the United States to London

Recent one-way flight deals from the United States to London

Recent last minute flight deals from the United States to London

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TAP AIR PORTUGAL flights from United States to London

Our best TAP AIR PORTUGAL deals on United States to London flight tickets

Lufthansa flights from United States to London

Our best Lufthansa deals on United States to London flight tickets

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How to get the cheapest flight ticket from United States 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

What is the cheapest month to fly to London?

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

Our data shows that Tuesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £418. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from United States to London for around £473.

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

The cheapest time of day to fly to London is in the morning when flights can be purchased for as low as £417. Flights at midday are often more expensive, with an average ticket price of £496.

What is the cheapest United States to London flight route?

Fly from New York John F Kennedy Intl to London Gatwick for the best United States - London flight prices

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

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

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

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

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

Norse Atlantic UK and TAP AIR PORTUGAL are the most popular carriers operating from United States to London

Which airlines fly to London?

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

322 flights are operational daily from United States to London as of September 2025. The most popular departure time for this route is 19:00, with 70% of flights per day taking off in the evening.

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

2,259 flights are operational weekly from United States to London as of September 2025. The most popular departure day for this route is Tue, with 15% of flights per week taking off on this day.

How long does it take to fly to London?

Cheap United States to London flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in London

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

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

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

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

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

Best airlines flying from United States to London

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

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London 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 Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London