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.

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

Historically, on average around 12% 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 158 minutes.

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

As of December 2025, there are 296 flights per day flying from London Heathrow Airport to United States. The most common time of day flights depart is 4:00PM, with 52% of flights taking off in the afternoon.

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 7% of their flights experiencing any sort of delay.

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 Heathrow Airport according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 18 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

As of December 2025, there are 2,078 flights per week flying from London Heathrow Airport to United States. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

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

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

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

Air Canada, Brussels Airlines, and Lufthansa are the most popular carriers operating from London Heathrow to United States

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

As of December 2025, there are 19 operators available to choose from for flights from London Heathrow Airport to United States.

How old do you have to be to fly from London Heathrow Airport 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 Heathrow Airport 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.

$336 Cheap Flights from London Heathrow Airport to United States in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:15 pm - 8:35 pm

LHR

MCO

13h 20m1 stop

5:50 pm - 10:50 am

MCO

LHR

12h 00m1 stop

$445Icelandair

Mon, Jan 19 - Fri, Jan 23

8:35 pm - 8:35 pm

LHR

MCO

29h 00m1 stop

5:50 pm - 7:30 pm

MCO

LHR

20h 40m1 stop

$483Icelandair

Sat, Jan 31 - Fri, Feb 6

8:35 pm - 8:35 pm

LHR

MCO

29h 00m1 stop

5:50 pm - 7:30 pm

MCO

LHR

20h 40m1 stop

$485Icelandair

Thu, Jan 15 - Tue, Jan 20

12:05 pm - 6:44 pm

LHR

LGA

11h 39m1 stop

7:29 pm - 10:50 am

LGA

LHR

10h 21m1 stop

$506United Airlines

Fri, Feb 6 - Sun, Feb 8

10:35 am - 1:35 pm

LHR

JFK

8h 00mnonstop

1:59 pm - 7:00 am

JFK

LHR

13h 01m1 stop

$511American Airlines

Mon, Jan 26 - Tue, Mar 24

4:20 pm - 11:43 pm

LHR

LGA

12h 23m1 stop

2:32 pm - 6:55 am

LGA

LHR

11h 23m1 stop

$512United Airlines

Sat, Jan 31 - Wed, Apr 15

7:50 am - 9:29 pm

LHR

LGA

18h 39m2 stops

7:15 pm - 12:00 pm

LGA

LHR

11h 45m1 stop

$522British Airways

Fri, Jan 30 - Mon, Feb 9

7:50 am - 9:29 pm

LHR

LGA

18h 39m2 stops

3:05 pm - 7:20 am

LGA

LHR

11h 15m1 stop

$523British Airways

Fri, Jan 30 - Tue, Feb 3

11:25 am - 4:25 pm

LHR

MIA

10h 00mnonstop

3:35 pm - 11:10 am

MIA

LHR

14h 35m1 stop

$604Virgin Atlantic

Wed, May 6 - Wed, May 20

4:25 pm - 7:55 pm

LHR

IAD

8h 30mnonstop

9:45 pm - 10:00 am

IAD

LHR

7h 15mnonstop

$628American Airlines

Thu, Jan 15 - Thu, Jan 22

Lufthansa flights from London Heathrow Airport to United States

Our best Lufthansa deals on London Heathrow Airport to United States flight tickets

Lufthansa

Jan 19

LHR7:40 amLondon Heathrow

14h 15m

1 stop

MIA4:55 pmMiami

Feb 2

MIA2:32 pmMiami

13h 38m

1 stop

LHR9:10 amLondon Heathrow

$625

Find similar

Lufthansa

Dec 29

LHR8:15 pmLondon Heathrow

27h 50m

1 stop

MCO7:05 pmOrlando

Jan 15

MCO9:00 pmOrlando

13h 50m

1 stop

LHR3:50 pmLondon Heathrow

$637

Find similar

Lufthansa

Dec 30

LHR7:40 amLondon Heathrow

16h 25m

1 stop

MCO7:05 pmOrlando

Jan 18

MCO6:15 pmOrlando

32h 40m

1 stop

LHR7:55 amLondon Heathrow

$667

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American Airlines flights from London Heathrow Airport to United States

Our best American Airlines deals on London Heathrow Airport to United States flight tickets

American Airlines

Jan 26

LHR10:35 amLondon Heathrow

8h 00m

JFK1:35 pmNew York John F Kennedy Intl

Mar 24

JFK1:59 pmNew York John F Kennedy Intl

13h 01m

1 stop

LHR7:00 amLondon Heathrow

$511

Find similar

American Airlines

Jan 31

LHR8:20 amLondon Heathrow

8h 00m

JFK11:20 amNew York John F Kennedy Intl

Feb 3

JFK9:50 pmNew York John F Kennedy Intl

6h 50m

LHR9:40 amLondon Heathrow

$524

Find similar

American Airlines

Mar 12

LHR10:15 amLondon Heathrow

8h 00m

JFK2:15 pmNew York John F Kennedy Intl

Mar 19

JFK10:50 pmNew York John F Kennedy Intl

6h 50m

LHR9:40 amLondon Heathrow

$525

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonOrlando

LHR - MCO

LHRMCO

London Heathrow

Mon 1/19

12:15 pm-8:35 pm

1 stop13h 20m

Orlando

Fri 1/23

5:50 pm-10:50 am

1 stop12h 00m

$445

LondonOrlando

LHR - MCO

LHRMCO

London Heathrow

Sat 1/31

8:35 pm-8:35 pm

1 stop29h 00m

Orlando

Fri 2/6

5:50 pm-7:30 pm

1 stop20h 40m

$483

LondonOrlando

LHR - MCO

LHRMCO

London Heathrow

Thu 1/15

8:35 pm-8:35 pm

1 stop29h 00m

Orlando

Tue 1/20

5:50 pm-7:30 pm

1 stop20h 40m

$485

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 2/6

12:05 pm-6:44 pm

1 stop11h 39m

New York LaGuardia

Sun 2/8

7:29 pm-10:50 am

1 stop10h 21m

$506

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 1/26

10:35 am-1:35 pm

Nonstop8h 00m

New York John F Kennedy Intl

Tue 3/24

1:59 pm-7:00 am

1 stop13h 01m

$511

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sat 1/31

4:20 pm-11:43 pm

1 stop12h 23m

New York LaGuardia

Wed 4/15

2:32 pm-6:55 am

1 stop11h 23m

$512

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 1/30

7:50 am-9:29 pm

2 stops18h 39m

New York LaGuardia

Mon 2/9

7:15 pm-12:00 pm

1 stop11h 45m

$522

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Fri 1/30

7:50 am-9:29 pm

2 stops18h 39m

New York LaGuardia

Tue 2/3

3:05 pm-7:20 am

1 stop11h 15m

$523

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Wed 5/6

11:25 am-4:25 pm

Nonstop10h 00m

Miami

Wed 5/20

3:35 pm-11:10 am

1 stop14h 35m

$604

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 1/15

4:25 pm-7:55 pm

Nonstop8h 30m

Washington, D.C. Dulles Intl

Thu 1/22

9:45 pm-10:00 am

Nonstop7h 15m

$628

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 Heathrow Airport 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, March is the cheapest month to fly from London Heathrow Airport to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $508. If you aren’t able to travel during the month of March, then book flights to United States from London Heathrow Airport during September instead. Flights to United States in September, while not as cheap as those in March, still average around $510.

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 Heathrow Airport. The lowest ticket price found for a Wednesday departure recently was $560. 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 $678. 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 evening when flights can be purchased for as low as $604. Try not to purchase tickets in the afternoon because they tend to be around $632. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to United States flight route?

Fly from London Heathrow to Boston Logan Intl for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $592 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 Heathrow Airport for as low as $525 on momondo.

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

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

You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to United States flight.

Cheap London Heathrow Airport to United States flight deals and tips

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

Best Price Found	$451
Fastest flight time	7h 25m
Direct flights	Every day
Airports in United States	4,296 airports

The best one-way flight to United States from London Heathrow Airport in the past 72 hours is $451. The best round-trip flight deal from London Heathrow Airport to United States found on momondo in the last 72 hours is $579.

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

Direct flights go from London Heathrow Airport to United States every day.

There are 4,296 airports in United States. From London Heathrow Airport there are direct flights to Boston Logan Intl (BOS), New York John F Kennedy Intl (JFK).

Search flight deals

When did momondo last update prices for flights from London Heathrow Airport to United States?
Prices for flights from London Heathrow Airport to United States refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to United States?
As of December 2025, there are 19 operators available to choose from for flights from London Heathrow Airport to United States.
How old do you have to be to fly from London Heathrow Airport 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 Heathrow Airport 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 Heathrow Airport to United States?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to United States is Boeing 787-9 Dreamliner, representing 17.93% of all bookings. The subsequent popular models are Airbus A350-1000 at 15.92%, Boeing 777 at 14.26%, and Airbus A330-900neo at 8.67%.

Best airlines flying from London Heathrow Airport to United States

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $83	Free Cancellation	Rating 7.2 2,895 reviews	Search JetBlue flights
Delta	PriceFrom $282	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
British Airways	PriceFrom $400	Free Cancellation	Rating 6.7 7,583 reviews	Search British Airways flights
Icelandair	PriceFrom $400	Free Cancellation	Rating 7.0 591 reviews	Search Icelandair flights
Finnair	PriceFrom $404	Free Cancellation	Rating 7.6 1,337 reviews	Search Finnair flights
Aer Lingus	PriceFrom $416	Free Cancellation	Rating 7.2 1,395 reviews	Search Aer Lingus flights
SWISS	PriceFrom $436	Free Cancellation	Rating 7.5 1,814 reviews	Search SWISS flights
Brussels Airlines	PriceFrom $445	Free Cancellation	Rating 7.2 375 reviews	Search Brussels Airlines flights
United Airlines	PriceFrom $447	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Iberia	PriceFrom $461	Free Cancellation	Rating 7.0 3,051 reviews	Search Iberia flights

Why use momondo?

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

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

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?

Of course. momondo tracks the price of London to United States flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in the United States

Flights to New Yorkfrom $45

Flights to Los Angelesfrom $48

Flights to Miamifrom $49

Flights to Chicagofrom $58

Flights to Orlandofrom $40

Flights to San Franciscofrom $58

Flights to Las Vegasfrom $49

Flights to Washington, D.C.from $57

Flights to Bostonfrom $51

Flights to Atlantafrom $46

Flights to Dallasfrom $57

Flights to Seattlefrom $58

London Heathrow Airport flight routes

Flights from London Heathrow to New York John F Kennedy Intl

Flights from London Heathrow to Minneapolis St Paul

Flights from London Heathrow to Los Angeles

Flights from London Heathrow to Detroit Metropolitan Wayne County

Flights from London Heathrow to Washington, D.C. Dulles Intl

Flights from London Heathrow to Boston Logan Intl

Cheap flights from London Heathrow Airport to the United States from $363

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Find the cheapest flights from London Heathrow Airport to the United States

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Lufthansa flights from London Heathrow Airport to United States

Our best Lufthansa deals on London Heathrow Airport to United States flight tickets

American Airlines flights from London Heathrow Airport to United States

Our best American Airlines deals on London Heathrow Airport to United States flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport 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 Heathrow Airport 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 evening when flights can be purchased for as low as $604. Try not to purchase tickets in the afternoon because they tend to be around $632. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest London Heathrow to United States flight route?

Fly from London Heathrow to Boston Logan Intl for the best London Heathrow - United States flight prices

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

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

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

You could potentially save up to 1% on your flight if you consider stops on a London Heathrow Airport to United States flight.

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

Air Canada, Brussels Airlines, and Lufthansa are the most popular carriers operating from London Heathrow to United States

What airlines fly to United States?

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

Historically, on average around 12% 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 158 minutes.

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

Generally, flights departing in the evening tend to experience fewer delays. Flights at night 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 7% of their flights experiencing any sort of delay.

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

As of December 2025, there are 296 flights per day flying from London Heathrow Airport to United States. The most common time of day flights depart is 4:00PM, with 52% of flights taking off in the afternoon.

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

As of December 2025, there are 2,078 flights per week flying from London Heathrow Airport to United States. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

Cheap London Heathrow Airport to United States flight deals and tips

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

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

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

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

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

Best airlines flying from London Heathrow Airport to United States

Compare and see reviews for airlines that fly from London Heathrow Airport 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