Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United States to London Heathrow Airport from £51

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 Heathrow Airport departing on 14/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from the United States to London

Recent return flight deals from the United States to London

KAYAK's recommended return flight deals from the most popular airlines that fly from the United States to London.
Scandinavian Airlines Logo
17:40 - 14:35BOS-LHR
15h 55m2 stops
Scandinavian Airlines Logo
06:40 - 15:35LHR-BOS
37h 55m2 stops
£270Scandinavian Airlines
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Scandinavian Airlines Logo
18:50 - 09:35EWR-LHR
33h 45m1 stop
Scandinavian Airlines Logo
06:40 - 13:15LHR-EWR
11h 35m1 stop
£270Scandinavian Airlines
Find Deal
Fri, 17 Oct - Mon, 20 Oct
Scandinavian Airlines Logo
17:40 - 16:00BOS-LHR
17h 20m1 stop
Scandinavian Airlines Logo
06:40 - 15:35LHR-BOS
37h 55m2 stops
£271Scandinavian Airlines
Find Deal
Fri, 3 Oct - Sun, 5 Oct
British Airways Logo
09:45 - 21:40JFK-LHR
6h 55mdirect
British Airways Logo
09:45 - 12:40LHR-JFK
7h 55mdirect
£378British Airways
Find Deal
Wed, 7 May - Mon, 12 May
British Airways Logo
21:25 - 09:25EWR-LHR
7h 00mdirect
British Airways Logo
11:10 - 13:55LHR-EWR
7h 45mdirect
£388British Airways
Find Deal
Sun, 7 Sep - Sun, 21 Sep
Virgin Atlantic Logo
22:00 - 10:15JFK-LHR
7h 15mdirect
Virgin Atlantic Logo
20:10 - 23:00LHR-JFK
7h 50mdirect
£394Virgin Atlantic
Find Deal
Fri, 9 May - Sun, 18 May
Iberia Logo
16:45 - 08:25JFK-LHR
10h 40m1 stop
Iberia Logo
08:25 - 11:10LHR-JFK
7h 45mdirect
£397Iberia
Find Deal
Fri, 9 May - Sun, 11 May
Virgin Atlantic Logo
19:00 - 07:15JFK-LHR
7h 15mdirect
Virgin Atlantic Logo
09:35 - 12:45LHR-JFK
8h 10mdirect
£398Virgin Atlantic
Find Deal
Thu, 8 May - Wed, 14 May
Iberia Logo
21:55 - 09:30BOS-LHR
6h 35mdirect
Iberia Logo
07:45 - 15:00LHR-BOS
12h 15m1 stop
£413Iberia
Find Deal
Fri, 3 Oct - Tue, 7 Oct
KLM Logo
13:45 - 09:50SFO-LHR
12h 05m1 stop
KLM Logo
06:30 - 11:45LHR-SFO
13h 15m1 stop
£527KLM
Find Deal
Tue, 13 May - Tue, 27 May

British Airways flights from United States to London Heathrow Airport

Our best British Airways deals on United States to London Heathrow Airport flight tickets
British Airways
7 May
JFK09:45New York John F Kennedy Intl
6h 55m
LHR21:40London Heathrow
12 May
LHR09:45London Heathrow
7h 55m
JFK12:40New York John F Kennedy Intl
British Airways
7 Sept
EWR21:25Newark
7h 00m
LHR09:25London Heathrow
21 Sept
LHR11:10London Heathrow
7h 45m
EWR13:55Newark
British Airways
7 May
EWR17:55Newark
6h 55m
LHR05:50London Heathrow
12 May
LHR16:35London Heathrow
7h 50m
EWR19:25Newark

Scandinavian Airlines flights from United States to London Heathrow Airport

Our best Scandinavian Airlines deals on United States to London Heathrow Airport flight tickets
Scandinavian Airlines
17 Oct
EWR18:50Newark
33h 45m
1 stop
LHR09:35London Heathrow
20 Oct
LHR06:40London Heathrow
11h 35m
1 stop
EWR13:15Newark
Scandinavian Airlines
3 Oct
BOS17:40Boston Logan Intl
17h 20m
1 stop
LHR16:00London Heathrow
5 Oct
LHR06:40London Heathrow
37h 55m
2 stops
BOS15:35Boston Logan Intl
Scandinavian Airlines
4 Oct
EWR17:30Newark
14h 25m
1 stop
LHR12:55London Heathrow
6 Oct
LHR06:40London Heathrow
13h 15m
1 stop
EWR14:55Newark

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 £401. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from United States averaging around £427.

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 £447. 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 £488.

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 £419. 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 £491 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 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 18 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £466 when searching 18 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 £421 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.

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

£51

Fastest flight time

6h 25m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from United States in the past 72 hours is £51. The best return flight deal from United States to London Heathrow Airport found on momondo in the last 72 hours is £270.
The fastest flight from United States to London Heathrow Airport takes 6h 25m
Direct flights go from United States to London Heathrow Airport every day.

  • 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
Norse Atlantic UKPriceFrom £246Free CancellationRating
7.1
45 reviews
Search Norse Atlantic UK flights
Virgin AtlanticPriceFrom £282Free CancellationRating
7.4
642 reviews
Search Virgin Atlantic flights
Air FrancePriceFrom £285Free CancellationRating
7.4
1,444 reviews
Search Air France flights
KLMPriceFrom £290Free CancellationRating
7.8
1,334 reviews
Search KLM flights
DeltaPriceFrom £297Free CancellationRating
8.0
7,920 reviews
Search Delta flights
JetBluePriceFrom £298Free CancellationRating
7.3
2,922 reviews
Search JetBlue flights
FinnairPriceFrom £306Free CancellationRating
7.6
1,272 reviews
Search Finnair flights
Scandinavian AirlinesPriceFrom £306Free CancellationRating
7.3
1,345 reviews
Search Scandinavian Airlines flights
Air CanadaPriceFrom £306Free CancellationRating
7.0
9,210 reviews
Search Air Canada flights
British AirwaysPriceFrom £310Free CancellationRating
6.6
6,820 reviews
Search British Airways flights

Travelling to a place near London?

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Thu 1/5
Thu 8/5

Find better results for your trip to London