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

2,376 flights are operational weekly from United States to London Heathrow Airport as of November 2025. The most popular departure day for this route is Thu, with 16% of flights per week taking off on this day.

How long does it take to fly to London Heathrow Airport?

On average, it takes 6h 30m to fly from United States to London Heathrow Airport if you fly out of Boston (the most popular airport in United States) and into London Heathrow Airport (the most popular airport in London Heathrow Airport). If you’re flying out of New York and into London Heathrow Airport, then the flight time is around 6h 50m.

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

As of November 2025, there are 339 flights per day flying from United States to London Heathrow Airport. The most common time of day flights depart is 7:00PM, with 73% of flights taking off in the evening.

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

Air Canada, Icelandair, and Virgin Atlantic are the most popular carriers operating from United States to London Heathrow

What airlines fly to London Heathrow Airport?

British Airways, United Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from United States 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 London Heathrow Airport. Keep in mind that there are 24 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

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

As of November 2025, there are 24 operators available to choose from for flights from United States to London Heathrow Airport.

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

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 United States to London Heathrow Airport.

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

The necessary travel and health documents for your London Heathrow Airport 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.

$150 Cheap Flights from United States to London Heathrow Airport in 2025/26

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Recent round-trip flight deals from the United States to London

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7:01 pm - 6:55 amJFK-LHR

6h 54mnonstop

8:00 pm - 10:55 pmLHR-JFK

7h 55mnonstop

$488Virgin Atlantic

Find Deal

Fri, Nov 28 - Sat, Feb 28

3:20 pm - 7:10 amLGA-LHR

10h 50m1 stop

1:25 pm - 7:02 pmLHR-LGA

10h 37m1 stop

$489Air Canada

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Tue, Nov 18 - Tue, Dec 9

10:05 am - 7:10 amJFK-LHR

16h 05m1 stop

6:00 am - 2:15 pmLHR-JFK

13h 15m1 stop

$489Multiple Airlines

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Thu, Jan 8 - Sat, Jan 17

2:30 pm - 7:00 amJFK-LHR

11h 30m1 stop

6:15 am - 1:15 pmLHR-JFK

12h 00m1 stop

$497American Airlines

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Wed, Dec 3 - Wed, Dec 10

6:55 am - 7:10 amEWR-LHR

19h 15m1 stop

6:50 am - 1:30 pmLHR-EWR

11h 40m1 stop

$502United Airlines

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Tue, Nov 18 - Thu, Dec 4

4:30 pm - 10:50 amEWR-LHR

13h 20m1 stop

11:10 am - 7:05 pmLHR-EWR

12h 55m1 stop

$504United Airlines

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Tue, Dec 30 - Tue, Jan 13

11:55 pm - 11:25 amBOS-LHR

6h 30mnonstop

6:20 am - 1:40 pmLHR-BOS

12h 20m1 stop

$505Delta

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Wed, Nov 19 - Sun, Nov 23

8:00 pm - 7:50 amBOS-LHR

6h 50mnonstop

6:30 am - 6:55 pmLHR-BOS

17h 25m1 stop

$506Delta

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Wed, Dec 3 - Mon, Dec 15

5:30 pm - 12:00 pmSFO-LHR

10h 30mnonstop

11:45 am - 3:00 pmLHR-SFO

11h 15mnonstop

$589British Airways

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Mon, Jan 5 - Wed, Jan 14

5:30 pm - 12:00 pmSFO-LHR

10h 30mnonstop

11:45 am - 3:00 pmLHR-SFO

11h 15mnonstop

$590British Airways

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Mon, Jan 5 - Fri, Jan 16

Air Canada flights from United States to London Heathrow Airport

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

Air Canada

Nov 18

LGA3:20 pmNew York LaGuardia

10h 50m

1 stop

LHR7:10 amLondon Heathrow

Dec 9

LHR1:25 pmLondon Heathrow

10h 37m

1 stop

LGA7:02 pmNew York LaGuardia

$489

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Air Canada

Nov 17

LGA3:20 pmNew York LaGuardia

10h 50m

1 stop

LHR7:10 amLondon Heathrow

Nov 25

LHR1:25 pmLondon Heathrow

10h 38m

1 stop

LGA7:03 pmNew York LaGuardia

$490

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Air Canada

Nov 26

LGA3:20 pmNew York LaGuardia

10h 50m

1 stop

LHR7:10 amLondon Heathrow

Dec 8

LHR1:25 pmLondon Heathrow

10h 37m

1 stop

LGA7:02 pmNew York LaGuardia

$494

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Finnair flights from United States to London Heathrow Airport

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

Finnair

Jan 24

JFK6:25 pmNew York John F Kennedy Intl

6h 55m

LHR6:20 amLondon Heathrow

Jan 31

LHR10:20 amLondon Heathrow

13h 45m

1 stop

JFK7:05 pmNew York John F Kennedy Intl

$490

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Finnair

Jan 10

JFK9:35 pmNew York John F Kennedy Intl

7h 00m

LHR9:35 amLondon Heathrow

Jan 17

LHR10:20 amLondon Heathrow

13h 45m

1 stop

JFK7:05 pmNew York John F Kennedy Intl

$491

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Finnair

Nov 19

BOS7:25 pmBoston Logan Intl

6h 35m

LHR7:00 amLondon Heathrow

Nov 23

LHR1:30 pmLondon Heathrow

7h 40m

BOS4:10 pmBoston Logan Intl

$512

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momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 11/28

7:01 pm-6:55 am

Nonstop6h 54m

London Heathrow

Sat 2/28

8:00 pm-10:55 pm

Nonstop7h 55m

$488

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 11/18

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Tue 12/9

1:25 pm-7:02 pm

1 stop10h 37m

$489

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Thu 1/8

10:05 am-7:10 am

1 stop16h 05m

London Heathrow

Sat 1/17

6:00 am-2:15 pm

1 stop13h 15m

$489

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 12/3

2:30 pm-7:00 am

1 stop11h 30m

London Heathrow

Wed 12/10

6:15 am-1:15 pm

1 stop12h 00m

$497

NewarkLondon

EWR - LHR

EWRLHR

Newark

Tue 11/18

6:55 am-7:10 am

1 stop19h 15m

London Heathrow

Thu 12/4

6:50 am-1:30 pm

1 stop11h 40m

$502

NewarkLondon

EWR - LHR

EWRLHR

Newark

Tue 12/30

4:30 pm-10:50 am

1 stop13h 20m

London Heathrow

Tue 1/13

11:10 am-7:05 pm

1 stop12h 55m

$504

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 11/19

11:55 pm-11:25 am

Nonstop6h 30m

London Heathrow

Sun 11/23

6:20 am-1:40 pm

1 stop12h 20m

$505

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 12/3

8:00 pm-7:50 am

Nonstop6h 50m

London Heathrow

Mon 12/15

6:30 am-6:55 pm

1 stop17h 25m

$506

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 1/5

5:30 pm-12:00 pm

Nonstop10h 30m

London Heathrow

Wed 1/14

11:45 am-3:00 pm

Nonstop11h 15m

$589

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Mon 1/5

5:30 pm-12:00 pm

Nonstop10h 30m

London Heathrow

Fri 1/16

11:45 am-3:00 pm

Nonstop11h 15m

$590

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

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

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Other information

What is the cheapest month to fly to London Heathrow Airport?

The month of October is, on average, the cheapest month to fly to London Heathrow Airport from United States, with most prices found around $536. If you’re not able to fly to London Heathrow Airport in October, then September is your next best option. Flight prices from United States to London Heathrow Airport during September average around $543.

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $643. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $683.

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

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from United States to London Heathrow Airport at noon for as low as $586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $693.

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

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

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

You are more likely to see cheaper flights to London Heathrow Airport from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $610 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from United States for as low as $570 on momondo.

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

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

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

Cheap United States to London Heathrow Airport flight deals and tips

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

Best Price Found	$264
Fastest flight time	6h 30m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from United States in the past 72 hours is $264. The best round-trip flight deal from United States to London Heathrow Airport found on momondo in the last 72 hours is $519.

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

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

Search flight deals

When did momondo last update prices for flights from United States to London Heathrow Airport?
Prices for flights from United States to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from United States to London Heathrow Airport?
As of November 2025, there are 24 operators available to choose from for flights from United States to London Heathrow Airport.
How old do you have to be to fly from United States to London Heathrow Airport?
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 United States to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport 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 Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from United States to London Heathrow Airport is Boeing 777, representing 23.64% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 13.84%, Boeing 777-300ER at 12.83%, and Boeing 777-200/200ER at 9.21%.

Best airlines flying from United States to London Heathrow Airport

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

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $51	Free Cancellation	Rating 7.2 2,907 reviews	Search JetBlue flights
Scandinavian Airlines	PriceFrom $213	Free Cancellation	Rating 7.4 1,575 reviews	Search Scandinavian Airlines flights
WestJet	PriceFrom $272	Free Cancellation	Rating 7.2 3,161 reviews	Search WestJet flights
SWISS	PriceFrom $290	Free Cancellation	Rating 7.5 1,784 reviews	Search SWISS flights
TAP AIR PORTUGAL	PriceFrom $293	Free Cancellation	Rating 7.1 2,059 reviews	Search TAP AIR PORTUGAL flights
Virgin Atlantic	PriceFrom $324	Free Cancellation	Rating 7.5 673 reviews	Search Virgin Atlantic flights
Norse Atlantic UK	PriceFrom $363	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
Air Canada	PriceFrom $382	Free Cancellation	Rating 7.1 10,448 reviews	Search Air Canada flights
KLM	PriceFrom $387	Free Cancellation	Rating 7.7 1,411 reviews	Search KLM flights
Air France	PriceFrom $391	Free Cancellation	Rating 7.4 1,487 reviews	Search Air France flights

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Luton

Slough

Guildford

Hayes

Dartford

Stratford-upon-Avon

Crawley

Brentwood

Chelmsford

Salisbury

Wembley

Folkestone

Romford

Ilford

Cobham

Swindon

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. momondo allows you to filter the results for United States to London flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between United States and London 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 United States to London right now. Can momondo alert me if prices change?

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

An easier way to manage your London Heathrow Airport trip

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Flights to Belfast Intl Airportfrom $542

Flights to Belfast City Airportfrom $542

Cheap flights from the United States to London from $150

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 12/6. 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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How to get the cheapest flight ticket from United States to London Heathrow Airport

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 Heathrow Airport?

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

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $643. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $683.

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

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

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

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

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

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

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

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

Air Canada, Icelandair, and Virgin Atlantic are the most popular carriers operating from United States to London Heathrow

What airlines fly to London Heathrow Airport?

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

As of November 2025, there are 339 flights per day flying from United States to London Heathrow Airport. The most common time of day flights depart is 7:00PM, with 73% of flights taking off in the evening.

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

2,376 flights are operational weekly from United States to London Heathrow Airport as of November 2025. The most popular departure day for this route is Thu, with 16% of flights per week taking off on this day.

How long does it take to fly to London Heathrow Airport?

Cheap United States to London Heathrow Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

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

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

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

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

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

Best airlines flying from United States to London Heathrow Airport

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

Traveling 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 Heathrow Airport 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 London

Popular cities in the United Kingdom

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