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 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 week?

As of January 2026, there are 1,216 flights per week flying from London to United States. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.

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

As of January 2026, 173 flights take off from London and land in United States each day. The most common flight departure time for this route is 4:00PM, with 53% of daily flights taking off in the afternoon.

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

United Airlines, Icelandair, and SWISS are the most popular carriers operating from London 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 156 minutes.

What airlines fly to United States?

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to United States from London according to our data. British Airways is the first choice among our users, with 52% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 20 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, JetBlue have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

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

Tuesday is statistically the day of the week which experiences the fewest number of 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 were last updated today.

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

The number of operators available for flights from London to United States is 18 as of January 2026.

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

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 London to United States.

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

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

$296 Cheap Flights from London to the United States in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from London to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:40 pm - 10:05 pm

LGW

JFK

11h 25m

1 stop

8:30 pm - 11:45 am

JFK

LGW

10h 15m

1 stop

$453Icelandair

Thu, Apr 16 - Fri, May 1

9:00 am - 4:40 pm

LHR

JFK

12h 40m

1 stop

10:05 am - 7:10 am

JFK

LHR

16h 05m

1 stop

$453United Airlines

Wed, Feb 4 - Wed, Feb 11

3:40 pm - 10:05 pm

LGW

JFK

11h 25m

1 stop

8:30 pm - 2:40 pm

JFK

LGW

13h 10m

1 stop

$454Icelandair

Wed, Apr 29 - Fri, May 8

6:35 am - 4:40 pm

LHR

JFK

14h 05m

1 stop

10:00 pm - 4:20 pm

JFK

LHR

14h 20m

1 stop

$454United Airlines

Thu, Mar 19 - Sun, Mar 22

12:50 pm - 9:40 pm

LGW

JFK

13h 50m

1 stop

11:25 pm - 5:20 pm

JFK

LGW

12h 55m

1 stop

$455Multiple Airlines

Mon, Apr 13 - Tue, Apr 14

1:05 pm - 3:55 pm

LGW

JFK

7h 50mnonstop

6:20 pm - 6:20 am

JFK

LGW

7h 00mnonstop

$458Norse Atlantic UK

Wed, Apr 29 - Sat, May 16

9:50 am - 9:29 pm

LHR

LGA

16h 39m

2 stops

3:05 pm - 7:20 am

LGA

LHR

11h 15m

1 stop

$459British Airways

Thu, Jan 29 - Tue, Feb 3

8:00 pm - 10:55 pm

LHR

JFK

7h 55mnonstop

8:20 am - 8:10 pm

JFK

LHR

6h 50mnonstop

$460Virgin Atlantic

Fri, Jan 30 - Sun, Feb 8

12:30 pm - 12:09 pm

LGW

LGA

28h 39m

2 stops

12:40 pm - 9:00 am

LGA

LGW

15h 20m

2 stops

$461American Airlines

Wed, Feb 4 - Mon, Feb 9

12:10 pm - 7:30 pm

LHR

LAX

14h 20m

1 stop

8:55 pm - 3:25 pm

LAX

LHR

10h 30mnonstop

$486British Airways

Thu, Mar 19 - Wed, Apr 1

Finnair flights from London to United States

Our best Finnair deals on London to United States flight tickets

Finnair

Jan 19

LHR8:20 amLondon Heathrow

18h 32m

1 stop

LAX6:52 pmLos Angeles

Jan 26

LAX5:30 pmLos Angeles

10h 35m

LHR12:05 pmLondon Heathrow

$514

Finnair

May 21

LHR10:05 amLondon Heathrow

19h 41m

1 stop

LAX9:46 pmLos Angeles

May 31

LAX11:50 pmLos Angeles

23h 00m

1 stop

LHR6:50 amLondon Heathrow

$517

Norse Atlantic UK flights from London to United States

Our best Norse Atlantic UK deals on London to United States flight tickets

Norse Atlantic UK

Apr 29

LGW1:05 pmLondon Gatwick

7h 50m

JFK3:55 pmNew York John F Kennedy Intl

May 15

JFK6:20 pmNew York John F Kennedy Intl

7h 00m

LGW6:20 amLondon Gatwick

$458

Norse Atlantic UK

Jan 26

LGW1:00 pmLondon Gatwick

7h 55m

JFK3:55 pmNew York John F Kennedy Intl

Feb 1

JFK6:05 pmNew York John F Kennedy Intl

6h 55m

LGW6:00 amLondon Gatwick

$462

Norse Atlantic UK

Mar 18

LGW1:00 pmLondon Gatwick

7h 55m

JFK4:55 pmNew York John F Kennedy Intl

Mar 22

JFK7:05 pmNew York John F Kennedy Intl

6h 55m

LGW6:00 amLondon Gatwick

$463

Fly from

Fly to

Route

Depart

Return

Price

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Thu 4/16

3:40 pm-10:05 pm

1 stop11h 25m

New York John F Kennedy Intl

Fri 5/1

8:30 pm-11:45 am

1 stop10h 15m

$453

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 2/4

9:00 am-4:40 pm

1 stop12h 40m

New York John F Kennedy Intl

Wed 2/11

10:05 am-7:10 am

1 stop16h 05m

$453

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 4/29

3:40 pm-10:05 pm

1 stop11h 25m

New York John F Kennedy Intl

Fri 5/8

8:30 pm-2:40 pm

1 stop13h 10m

$454

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 3/19

6:35 am-4:40 pm

1 stop14h 05m

New York John F Kennedy Intl

Sun 3/22

10:00 pm-4:20 pm

1 stop14h 20m

$454

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Mon 4/13

12:50 pm-9:40 pm

1 stop13h 50m

New York John F Kennedy Intl

Tue 4/14

11:25 pm-5:20 pm

1 stop12h 55m

$455

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Wed 4/29

1:05 pm-3:55 pm

Nonstop7h 50m

New York John F Kennedy Intl

Sat 5/16

6:20 pm-6:20 am

Nonstop7h 00m

$458

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Thu 1/29

9:50 am-9:29 pm

2 stops16h 39m

New York LaGuardia

Tue 2/3

3:05 pm-7:20 am

1 stop11h 15m

$459

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 1/30

8:00 pm-10:55 pm

Nonstop7h 55m

New York John F Kennedy Intl

Sun 2/8

8:20 am-8:10 pm

Nonstop6h 50m

$460

LondonNew York

LGW - LGA

LGWLGA

London Gatwick

Wed 2/4

12:30 pm-12:09 pm

2 stops28h 39m

New York LaGuardia

Mon 2/9

12:40 pm-9:00 am

2 stops15h 20m

$461

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 3/19

12:10 pm-7:30 pm

1 stop14h 20m

Los Angeles

Wed 4/1

8:55 pm-3:25 pm

Nonstop10h 30m

$486

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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?

In general, September is the cheapest month to fly from London to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $479. If you aren’t able to travel during the month of September, then book flights to United States from London during March instead. Flights to United States in March, while not as cheap as those in September, still average around $488.

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

According to our data, Wednesday is the cheapest day to fly to United States from London. The lowest ticket price found for a Wednesday departure recently was $569. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $665. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

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

The cheapest time of day to fly to United States is in the morning when flights can be purchased for as low as $604. Try not to purchase tickets in the afternoon because they tend to be around $631. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $587 when searching weeks out. 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 $527 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.

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	$286
Fastest flight time	7h 20m
Direct flights	Every day
Airports in United States	4,296 airports

The best one-way flight to United States from London in the past 72 hours is $286. The best round-trip flight deal from London to United States found on momondo in the last 72 hours is $406.

The fastest flight from London to United States takes 7h 20m

Direct flights go from London to United States every day.

There are 4,296 airports in United States. From London there are direct flights to 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 were last updated today.
How many operators does momondo search for flights from London to United States?
The number of operators available for flights from London to United States is 18 as of January 2026.
How old do you have to be to fly from London to United States?
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 London to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to United States is Airbus A350-1000 (17.90% of total bookings). The next most popular plane models are Boeing 777 (17.36%), Boeing 787-9 Dreamliner (16.51%), and Boeing 777-200/200ER (9.11%).

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 $83	Free Cancellation	Rating 7.2 2,887 reviews	Search JetBlue flights
Icelandair	PriceFrom $182	Free Cancellation	Rating 7.1 596 reviews	Search Icelandair flights
Delta	PriceFrom $282	Free Cancellation	Rating 7.9 8,049 reviews	Search Delta flights
Aer Lingus	PriceFrom $303	Free Cancellation	Rating 7.2 1,435 reviews	Search Aer Lingus flights
Norse Atlantic UK	PriceFrom $312	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
British Airways	PriceFrom $400	Free Cancellation	Rating 6.7 7,678 reviews	Search British Airways flights
United Airlines	PriceFrom $401	Free Cancellation	Rating 7.4 9,164 reviews	Search United Airlines flights
Finnair	PriceFrom $404	Free Cancellation	Rating 7.6 1,349 reviews	Search Finnair flights
Iberia	PriceFrom $406	Free Cancellation	Rating 7.0 3,087 reviews	Search Iberia flights
SWISS	PriceFrom $436	Free Cancellation	Rating 7.5 1,849 reviews	Search SWISS flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to United States. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo helps you find the best flight between London and United States by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from London to United States now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to United States and let you know when they change.

An easier way to manage your United States trip

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

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Sat 2/14

Sat 2/21

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Popular cities in the United States

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $41

Flights to Miamifrom $45

Flights to Chicagofrom $54

Flights to Orlandofrom $33

Flights to San Franciscofrom $18

Flights to Las Vegasfrom $21

Flights to Washington, D.C.from $54

Flights to Bostonfrom $50

Flights to Atlantafrom $36

Flights to Dallasfrom $50

Flights to Seattlefrom $54

Cheap flights from London to the United States from $389

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 3/3. 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 and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from London to the United States

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Finnair flights from London to United States

Our best Finnair deals on London to United States flight tickets

Norse Atlantic UK flights from London to United States

Our best Norse Atlantic UK deals on London to United States flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London to the United States that are best for you.

See travel insights to the United States from

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

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?

The cheapest time of day to fly to United States is in the morning when flights can be purchased for as low as $604. Try not to purchase tickets in the afternoon because they tend to be around $631. Of course, these prices can vary depending on the time of year and what airport you fly to.

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.

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

United Airlines, Icelandair, and SWISS are the most popular carriers operating from London to United States

What 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 156 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 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 which experiences the fewest number of 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, JetBlue have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

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

As of January 2026, 173 flights take off from London and land in United States each day. The most common flight departure time for this route is 4:00PM, with 53% of daily flights taking off in the afternoon.

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

As of January 2026, there are 1,216 flights per week flying from London to United States. The most common day of the week flights depart is Thu, with 16% of flights taking off 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, organize 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