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Cheap flights from the United States to London from £119

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 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent return flight deals from the United States to London

LEVEL Logo
23:45 - 18:00JFK-LHR
13h 15m1 stop
LEVEL Logo
09:55 - 22:00LHR-JFK
17h 05m1 stop
£313LEVEL
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Sun, 9 Nov - Sat, 22 Nov
LEVEL Logo
23:45 - 09:10JFK-LHR
28h 25m1 stop
LEVEL Logo
09:55 - 22:00LHR-JFK
17h 05m1 stop
£313LEVEL
Find Deal
Sun, 9 Nov - Thu, 20 Nov
Virgin Atlantic Logo
14:40 - 06:50JFK-LHR
11h 10m1 stop
Virgin Atlantic Logo
08:55 - 16:00LHR-JFK
12h 05m1 stop
£325Virgin Atlantic
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Thu, 6 Nov - Sun, 9 Nov
Virgin Atlantic Logo
23:25 - 11:25JFK-LHR
7h 00mdirect
Virgin Atlantic Logo
08:55 - 16:00LHR-JFK
12h 05m1 stop
£325Virgin Atlantic
Find Deal
Thu, 23 Oct - Thu, 20 Nov
British Airways Logo
09:50 - 21:40JFK-LHR
6h 50mdirect
British Airways Logo
17:00 - 19:55LHR-JFK
7h 55mdirect
£327British Airways
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Tue, 14 Oct - Tue, 21 Oct
Iberia Logo
09:50 - 21:40JFK-LHR
6h 50mdirect
Iberia Logo
19:05 - 21:59LHR-JFK
7h 54mdirect
£328Iberia
Find Deal
Tue, 14 Oct - Tue, 21 Oct
British Airways Logo
19:30 - 07:45JFK-LHR
7h 15mdirect
British Airways Logo
16:20 - 19:25LHR-JFK
8h 05mdirect
£329British Airways
Find Deal
Sun, 5 Oct - Sat, 11 Oct
Iberia Logo
20:40 - 18:15JFK-LHR
16h 35m1 stop
Iberia Logo
14:10 - 17:05LHR-JFK
7h 55mdirect
£331Iberia
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Fri, 10 Oct - Sun, 12 Oct
United Airlines Logo
14:55 - 06:40LGA-LHR
10h 45m1 stop
United Airlines Logo
13:25 - 19:03LHR-LGA
10h 38m1 stop
£360United Airlines
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Mon, 10 Nov - Tue, 18 Nov
United Airlines Logo
15:40 - 07:10BOS-LHR
10h 30m1 stop
United Airlines Logo
13:45 - 20:20LHR-BOS
11h 35m1 stop
£367United Airlines
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Wed, 19 Nov - Tue, 25 Nov

Aer Lingus flights from United States to London Heathrow Airport

Our best Aer Lingus deals on United States to London Heathrow Airport flight tickets
Aer Lingus
15 Oct
JFK18:25New York John F Kennedy Intl
9h 40m
1 stop
LHR09:05London Heathrow
22 Oct
LHR09:50London Heathrow
12h 00m
1 stop
JFK16:50New York John F Kennedy Intl
£337
Find similar
Aer Lingus
13 Oct
JFK16:55New York John F Kennedy Intl
10h 05m
1 stop
LHR08:00London Heathrow
20 Oct
LHR09:50London Heathrow
12h 00m
1 stop
JFK16:50New York John F Kennedy Intl
£338
Find similar
Aer Lingus
6 Nov
JFK18:30New York John F Kennedy Intl
9h 45m
1 stop
LHR09:15London Heathrow
5 Dec
LHR12:10London Heathrow
12h 15m
1 stop
JFK19:25New York John F Kennedy Intl
£340
Find similar

TAP AIR PORTUGAL flights from United States to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on United States to London Heathrow Airport 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

momondo Fare Finder

 
Customise your flight search to find flights from United States to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from the United States to London Heathrow Airport that are best for you.

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 - LHR

JFKLHR

New York John F Kennedy Intl

Sun 9/11

23:45-09:10

1 stop28h 25m

London Heathrow

Thu 20/11

09:55-22:00

1 stop17h 05m

£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

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 10/10

20:40-18:15

1 stop16h 35m

London Heathrow

Sun 12/10

14:10-17:05

Nonstop7h 55m

£331

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 10/11

14:55-06:40

1 stop10h 45m

London Heathrow

Tue 18/11

13:25-19:03

1 stop10h 38m

£360

BostonLondon

BOS - LHR

BOSLHR

Boston Logan Intl

Wed 19/11

15:40-07:10

1 stop10h 30m

London Heathrow

Tue 25/11

13:45-20:20

1 stop11h 35m

£367

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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?

In general, October is the cheapest month to fly from United States to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £398. The month of August is another great option to travel to London Heathrow Airport, with average flight prices from United States averaging around £414.

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

On average, the least expensive day to fly to London Heathrow Airport from United States is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £423. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £484.

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 midday. momondo users have found flights departing from United States to London Heathrow Airport at midday for as low as £410. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £468 on average. Flights to London Heathrow Airport from United States in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Fly from Boston Logan 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 £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 Heathrow Airport from United States for as low as £411 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?

You could potentially save up to 13% on your flight if you consider stops on a United States to London Heathrow Airport flight.

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

£165

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 £165. The best return flight deal from United States to London Heathrow Airport found on momondo in the last 72 hours is £283.
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?

  • 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 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 Heathrow Airport.

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • 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
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom £227Free CancellationRating
7.4
1,469 reviews
Search Air France flights
Virgin AtlanticPriceFrom £273Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
KLMPriceFrom £284Free CancellationRating
7.8
1,385 reviews
Search KLM flights
DeltaPriceFrom £291Free CancellationRating
7.9
7,954 reviews
Search Delta flights
JetBluePriceFrom £293Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom £300Free CancellationRating
7.4
1,484 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom £301Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
LufthansaPriceFrom £315Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
United AirlinesPriceFrom £341Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
IcelandairPriceFrom £357Free CancellationRating
7.0
544 reviews
Search Icelandair flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

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?

momondo does allow users to show only those flights to London from United States which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from United States.

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 Heathrow Airport 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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