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Cheap flights from London to North America from £247

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — LAX
16 juil. — 23 juil.1
1 adult

Cheap flight deals from London to North America

Keep the following information in mind while searching for London to North America flight deals. Data was last updated 11 juillet 2025.

Round-trip from

£327

One-way from

£247

Popular in

August

Cheapest in

September

Average price

£480

Good round-trip deal

£305 or less

Good one-way deal

£202 or less
British Airways
  • British Airways
  • 9/8-16/8
  • Nonstop
  • 15h 05m total
  • London to North America
5/10
  • 5/10
  • 2 total stops
  • 22h 40m total
  • London to North America
Highest demand for flights based on searches. 9% potential increase in price (£30 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from London (LON) to North America.
Price to beat on a one-way flight from London (LON) to North America.

Find flight deals from London to North America

Cheapest flights from London to North America
Explore the most affordable flight options available from London to North America. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 juillet 2025.

sam. 9/815:05LGW - JFK
Nonstop8h 00mBritish Airways
sam. 16/820:05JFK - LGW
Nonstop7h 05mBritish Airways
Deal found 10/7£327
jeu. 4/909:50LHR - JFK
1 stop12h 00mAer Lingus
mar. 9/918:25JFK - LHR
1 stop9h 40mAer Lingus
Deal found 11/7£327
ven. 7/1118:40LGW - JFK
1 stop23h 25mSWISS
dim. 16/1120:55JFK - LGW
1 stop15h 55mSWISS
Deal found 10/7£327
jeu. 11/913:10STN - JFK
2 stops32h 50mMultiple Airlines
sam. 20/918:55JFK - STN
2 stops24h 25mMultiple Airlines
Deal found 9/7£327
lun. 8/1207:40LHR - LGA
2 stops16h 23mUnited Airlines
sam. 20/1219:45LGA - LHR
1 stop30h 25mUnited Airlines
Deal found 10/7£328
mar. 25/1107:40LHR - JFK
2 stops19h 59mUnited Airlines
mar. 2/1210:05JFK - LHR
1 stop16h 05mUnited Airlines
Deal found 10/7£328
lun. 15/908:40LGW - JFK
2 stops36h 00mMultiple Airlines
lun. 22/918:55JFK - LGW
2 stops21h 00mMultiple Airlines
Deal found 9/7£329
mar. 28/1008:55LHR - LGA
2 stops14h 07mAir Canada
mar. 4/1115:20LGA - LHR
1 stop10h 50mAir Canada
Deal found 11/7£329
sam. 1/1111:55LGW - JFK
1 stop11h 25mIcelandair
dim. 30/1119:25JFK - LGW
1 stop10h 30mIcelandair
Deal found 9/7£330
mer. 24/906:00LHR - JFK
1 stop11h 50mSWISS
mer. 1/1016:15JFK - LHR
1 stop10h 40mSWISS
Deal found 10/7£330
lun. 27/1013:00LGW - JFK
Nonstop7h 55mNorse Atlantic UK
jeu. 30/1019:05JFK - LGW
Nonstop6h 55mNorse Atlantic UK
Deal found 11/7£331
mar. 12/812:00LGW - JFK
Nonstop8h 29mVirgin Atlantic
dim. 17/821:35JFK - LGW
Nonstop7h 25mVirgin Atlantic
Deal found 11/7£332

Cheapflights Fare Finder

Customise your flight search to find flights from London to North America 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, Cheapflights users made 858,174 searches. Data last updated 11 juillet 2025.
Use the filters below to find and compare flights from London to North America that are best for you.

Fly from

London

Fly to

North America

Route

Depart

Return

Price

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

sam. 9/8

15:05-18:05

Nonstop8h 00m

New York John F Kennedy Intl

sam. 16/8

20:05-08:10

Nonstop7h 05m

£327

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

jeu. 4/9

09:50-16:50

1 stop12h 00m

New York John F Kennedy Intl

mar. 9/9

18:25-09:05

1 stop9h 40m

£327

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

ven. 7/11

18:40-13:05

1 stop23h 25m

New York John F Kennedy Intl

sam. 15/11

20:55-17:50

1 stop15h 55m

£327

LondonNew York

STN - JFK

STNJFK

London Stansted

jeu. 11/9

13:10-17:00

2 stops32h 50m

New York John F Kennedy Intl

sam. 20/9

18:55-00:20

2 stops24h 25m

£327

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

lun. 8/12

07:40-19:03

2 stops16h 23m

New York LaGuardia

sam. 20/12

19:45-07:10

1 stop30h 25m

£328

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

mar. 28/10

08:55-19:02

2 stops14h 07m

New York LaGuardia

mar. 4/11

13:05-07:10

1 stop13h 05m

£329

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

lun. 15/9

08:40-15:40

2 stops36h 00m

New York John F Kennedy Intl

lun. 22/9

18:55-20:55

2 stops21h 00m

£329

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

ven. 5/9

08:40-16:35

1 stop12h 55m

New York John F Kennedy Intl

ven. 12/9

09:00-06:30

1 stop16h 30m

£329

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

sam. 1/11

11:55-19:20

1 stop11h 25m

New York John F Kennedy Intl

sam. 29/11

19:25-10:55

1 stop10h 30m

£330

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

mer. 24/9

08:40-16:35

1 stop12h 55m

New York John F Kennedy Intl

ven. 10/10

20:30-19:20

1 stop17h 50m

£330

Flights are sorted by cheapest return flights first.

Deals found on 10/7

Showing 1-10 of 57 results
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Best time to book a flight from London to North America

Have a flexible travel schedule? Discover the best time to fly to North America from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to North America

What is the cheapest month to book a flight from London to North America?

Currently, January is the cheapest month in which you can book a flight from London to North America (average of £575). Flying from London to North America in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to NA?

Find hourly flight availability from London to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 juillet 2025.

When flying from London to North America, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to North America

Explore weekly flight availability from London to North America. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 juillet 2025.

The most flights from LON to 0NA are scheduled on a Monday (57 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (51 on average).

Reviews of airlines servicing North America

Get insights into the airlines that provide service to North America. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to North America. Reviews last updated 11 juillet 2025.
Read through reviews of airlines operating flights from London to North America, such as Delta, KLM, andAustrian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
8.0
Very Good

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from London to North America. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from London to North America one-way?

    To fly one-way, consider booking your trip with Iberia, which is currently one of the cheapest options available, starting at £255. A.P.G. flights start at £260 while deals on Norse Atlantic UK start at £263 one-way.

  • What are the most popular routes from London to North America?

  • What are the most reliable airlines from London to North America?

    Before booking your flight to North America from London, check out the most reliable airlines to get you to your destination on time: SriLankan Airlines (94%), KLM (88%), Air France( 88%).

  • What are the cheapest flights from London to North America?

    While on average a flight from London to North America is generally £3,448, our data shows the cheapest flight currently is £373. When looking at the most popular route, (London Heathrow - New York John F Kennedy Intl), you can expect to pay £288 for that flight.

  • Can I find deals for flights from London to North America that include hotel bookings?

    Yes. In addition to deals on London to North America flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to North America?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to North America.

  • Can I find deals for business class flights from London to North America?

    Yes. Cheapflights offers flight deals from London to North America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London to North America?

    Currently, January is the cheapest month in which you can book a flight from London to North America (average of £575). Flying from London to North America in July is currently the most expensive (average of £811). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for London to North America

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from London to North America

Discover the top 10 airlines that operate flights from London to North America. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 juillet 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£235Average£605FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
PLAYCheapest£259Average£377FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
SWISSCheapest£274Average£455FlexibilityNo cancel feeOn-time79%
Search SWISS flights
TAP AIR PORTUGALCheapest£278Average£458FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
IcelandairCheapest£289Average£532FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
United AirlinesCheapest£293Average£562FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£305Average£532FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air CanadaCheapest£306Average£528FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapest£325Average£529FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Brussels AirlinesCheapest£336Average£490FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to North America?

Cheapflights makes it easy to find London to North America flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to North America?

Cheapflights simply makes it quick and affordable to book flights from London to North America by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from London to North America with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to North America, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London to North America become cheaper?

Of course! You can now track prices for flights from London to North America and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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