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Cheap flights from London to the United States from £273

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 13/4. 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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Cheap return flights

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Norse Atlantic UK Logo
13:00 - 15:55
LGW
-
JFK
7h 55mdirect
Norse Atlantic UK Logo
18:05 - 06:00
JFK
-
LGW
6h 55mdirect
£326Norse Atlantic UK
Fri, 20 Feb - Fri, 27 Feb
SWISS Logo
06:00 - 13:05
LHR
-
JFK
12h 05m
1 stop
SWISS Logo
17:25 - 08:05
JFK
-
LHR
10h 40m
1 stop
£326SWISS
Wed, 18 Feb - Wed, 11 Mar
Virgin Atlantic Logo
20:00 - 22:55
LHR
-
JFK
7h 55mdirect
Virgin Atlantic Logo
21:00 - 08:05
JFK
-
LHR
7h 05mdirect
£331Virgin Atlantic
Thu, 26 Feb - Mon, 9 Mar
Virgin Atlantic Logo
20:00 - 23:55
LHR
-
JFK
7h 55mdirect
Virgin Atlantic Logo
09:20 - 20:10
JFK
-
LHR
6h 50mdirect
£333Virgin Atlantic
Fri, 13 Mar - Sat, 21 Mar
British Airways Logo
10:40 - 13:50
LHR
-
EWR
8h 10mdirect
British Airways Logo
18:35 - 06:30
EWR
-
LHR
6h 55mdirect
£342British Airways
Tue, 10 Feb - Sun, 15 Feb
British Airways Logo
12:30 - 15:50
LHR
-
LAX
11h 20mdirect
British Airways Logo
19:20 - 14:00
LAX
-
LHR
10h 40mdirect
£344British Airways
Thu, 19 Feb - Sat, 28 Feb
Lufthansa Logo
08:30 - 16:00
LHR
-
EWR
12h 30m
1 stop
Lufthansa Logo
18:05 - 09:45
EWR
-
LHR
10h 40m
1 stop
£345Lufthansa
Tue, 17 Feb - Tue, 24 Feb
Lufthansa Logo
06:30 - 17:33
LHR
-
LAX
18h 03m
2 stops
Lufthansa Logo
20:00 - 13:30
LAX
-
LHR
10h 30mdirect
£346Lufthansa
Wed, 11 Mar - Sat, 21 Mar
Finnair Logo
16:15 - 16:50
LHR
-
MIA
29h 35m
1 stop
Finnair Logo
23:20 - 12:05
MIA
-
LHR
8h 45mdirect
£379Finnair
Sun, 1 Mar - Mon, 9 Mar
Finnair Logo
18:10 - 16:50
LHR
-
MIA
27h 40m
1 stop
Finnair Logo
23:20 - 12:05
MIA
-
LHR
8h 45mdirect
£379Finnair
Sun, 1 Mar - Mon, 9 Mar

Lufthansa flights from London to United States

Our best Lufthansa deals on London to United States flight tickets
Lufthansa
10 Feb
LHR06:30London Heathrow
12h 30m
1 stop
EWR14:00Newark
17 Feb
EWR18:05Newark
10h 40m
1 stop
LHR09:45London Heathrow
£345
Lufthansa
31 Jan
LHR17:50London Heathrow
29h 25m
1 stop
LAX15:15Los Angeles
16 Feb
LAX15:00Los Angeles
13h 50m
1 stop
LHR12:50London Heathrow
£346
Lufthansa
13 Mar
LHR08:45London Heathrow
11h 55m
1 stop
JFK16:40New York John F Kennedy Intl
20 Mar
JFK22:55New York John F Kennedy Intl
15h 50m
1 stop
LHR18:45London Heathrow
£347

Finnair flights from London to United States

Our best Finnair deals on London to United States flight tickets
Finnair
25 Feb
LHR10:20London Heathrow
13h 45m
1 stop
JFK19:05New York John F Kennedy Intl
4 Mar
JFK21:50New York John F Kennedy Intl
6h 50m
LHR09:40London Heathrow
£352
Finnair
13 Mar
LHR10:20London Heathrow
13h 45m
1 stop
JFK20:05New York John F Kennedy Intl
22 Mar
JFK19:30New York John F Kennedy Intl
6h 50m
LHR06:20London Heathrow
£355
Finnair
30 Jan
LHR15:35London Heathrow
16h 56m
1 stop
LAX00:31Los Angeles
1 Feb
LAX17:30Los Angeles
10h 35m
LHR12:05London Heathrow
£379

momondo Fare Finder

 
Customise your flight search to find flights from London to United States 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 28 January 2026.
Use the filters below to find and compare flights from London to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 20/2

13:00-15:55

Nonstop7h 55m

New York John F Kennedy Intl

Fri 27/2

18:05-06:00

Nonstop6h 55m

£326

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 18/2

06:00-13:05

1 stop12h 05m

New York John F Kennedy Intl

Wed 11/3

17:25-08:05

1 stop10h 40m

£326

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 26/2

20:00-22:55

Nonstop7h 55m

New York John F Kennedy Intl

Mon 9/3

21:00-08:05

Nonstop7h 05m

£331

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 13/3

20:00-23:55

Nonstop7h 55m

New York John F Kennedy Intl

Sat 21/3

09:20-20:10

Nonstop6h 50m

£333

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Tue 10/2

10:40-13:50

Nonstop8h 10m

Newark

Sun 15/2

18:35-06:30

Nonstop6h 55m

£342

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Thu 19/2

12:30-15:50

Nonstop11h 20m

Los Angeles

Sat 28/2

19:20-14:00

Nonstop10h 40m

£344

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Tue 17/2

08:30-16:00

1 stop12h 30m

Newark

Tue 24/2

18:05-09:45

1 stop10h 40m

£345

LondonLos Angeles

LHR - LAX

LHRLAX

London Heathrow

Wed 11/3

06:30-17:33

2 stops18h 03m

Los Angeles

Sat 21/3

20:00-13:30

Nonstop10h 30m

£346

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 1/3

16:15-16:50

1 stop29h 35m

Miami

Mon 9/3

23:20-12:05

Nonstop8h 45m

£379

LondonMiami

LHR - MIA

LHRMIA

London Heathrow

Sun 1/3

18:10-16:50

1 stop27h 40m

Miami

Mon 9/3

23:20-12:05

Nonstop8h 45m

£379

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to the United States from

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

What is the cheapest month to fly to United States?

The month of September is, on average, the cheapest month to fly to United States from London, with most prices found around £349. If you are unable to visit United States during the month of September, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around £355.

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

According to our data, Thursday is the cheapest day to fly to United States from London. The lowest ticket price found for a Thursday departure recently was £459. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to United States for around £522.

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

Our most recent data shows that the best time of day to fly to United States is in the afternoon. Flights from London to United States during this time can be as low as £474. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £564 on average. Flights to United States from London in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 £427 when searching weeks before you fly. 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 £382 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.

Can stopping save me money on London to United States flights?

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

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

£232

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 £232. The best return flight deal from London to United States found on momondo in the last 72 hours is £263.
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 are updated daily.

  • 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?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 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 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
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom £88Free CancellationRating
7.2
2,891 reviews
Search JetBlue flights
DeltaPriceFrom £144Free CancellationRating
7.9
8,125 reviews
Search Delta flights
Air CanadaPriceFrom £211Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights
TAP AIR PORTUGALPriceFrom £220Free CancellationRating
7.1
2,130 reviews
Search TAP AIR PORTUGAL flights
PLAYPriceFrom £231Free CancellationRating
7.0
103 reviews
Search PLAY flights
IberiaPriceFrom £233Free CancellationRating
7.0
3,099 reviews
Search Iberia flights
SWISSPriceFrom £271Free CancellationRating
7.6
1,863 reviews
Search SWISS flights
IcelandairPriceFrom £277Free CancellationRating
7.1
603 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom £278Free CancellationRating
7.3
1,672 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom £297Free CancellationRating
7.2
1,442 reviews
Search Aer Lingus flights

Why use momondo?

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

It is quick and easy to find London to United States flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United States that suits you.

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?

Price alerts on flights to United States from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your United States trip

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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
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