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Cheap flights from New York John F Kennedy Intl Airport to London from $243

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — LON
15 Jul — 22 Jul1
1 adult

Cheapflights Tip: The best prices from New York John F Kennedy Intl to London are usually found in January or February, booked 79 days in advance, depart on a Friday or Saturday and return on a Sunday

Cheap flight deals from John F Kennedy Intl to London

Discover tips and strategies to find the most affordable flight options for your journey from John F Kennedy Intl (JFK) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 July 2025.

Round-trip from

$732

One-way from

$243

Popular in

December

Cheapest in

January

Average price

$954

Good one-way deal

$536 or less
Aer Lingus
  • Aer Lingus
  • 25/8-29/8
  • 2 total stops
  • 23h 20m total
  • New York to London
Norse Atlantic UK
  • Norse Atlantic UK
  • 15/9
  • Nonstop
  • 7h 00m total
  • New York to London
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a one-way flight from New York John F Kennedy Intl to London (LON).

Find flight deals from John F Kennedy Intl to London

Cheapest flights from John F Kennedy Intl to London
Explore the most affordable flight options available from John F Kennedy Intl to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Mon 25/821:05JFK - LHR
1 stop11h 20mAer Lingus
Fri 29/809:50LHR - JFK
1 stop12h 00mAer Lingus
Deal found 9/7$732
Sat 13/900:15JFK - LGW
1 stop29h 10mMultiple Airlines
Sat 27/913:05LGW - JFK
Nonstop7h 50mMultiple Airlines
Deal found 9/7$732
Thu 6/1122:00JFK - LHR
1 stop15h 55mTAP AIR PORTUGAL
Mon 10/1118:30LHR - JFK
1 stop30h 35mTAP AIR PORTUGAL
Deal found 10/7$733
Tue 5/816:29JFK - LGW
1 stop12h 06mJetBlue
Fri 29/812:10LGW - JFK
1 stop13h 54mJetBlue
Deal found 9/7$735
Fri 17/1023:25JFK - LHR
1 stop15h 40mMultiple Airlines
Fri 31/1009:55LHR - JFK
1 stop17h 05mMultiple Airlines
Deal found 9/7$738
Mon 11/821:00JFK - LHR
Nonstop7h 15mVirgin Atlantic
Fri 29/808:40LHR - JFK
1 stop11h 45mVirgin Atlantic
Deal found 9/7$745
Mon 4/806:55JFK - LHR
1 stop18h 40mAir Canada
Thu 28/812:40LHR - JFK
2 stops14h 07mAir Canada
Deal found 8/7$750
Fri 5/920:30JFK - LHR
2 stops15h 05mSWISS
Sun 7/906:00LHR - JFK
1 stop11h 50mSWISS
Deal found 8/7$753
Tue 9/917:00JFK - LHR
1 stop11h 05mBritish Airways
Wed 17/910:20LHR - JFK
1 stop13h 45mBritish Airways
Deal found 9/7$755
Fri 22/818:20JFK - LGW
Nonstop7h 00mNorse Atlantic UK
Sun 31/813:05LGW - JFK
Nonstop7h 50mNorse Atlantic UK
Deal found 9/7$755
Wed 6/809:00JFK - LHR
1 stop16h 30mUnited Airlines
Tue 2/913:45LHR - JFK
1 stop28h 05mUnited Airlines
Deal found 9/7$765
Thu 24/721:40JFK - LGW
Nonstop7h 20mVirgin Atlantic
Thu 31/712:00LGW - JFK
Nonstop8h 20mVirgin Atlantic
Deal found 9/7$767

Cheapflights Fare Finder

Customise your flight search to find flights from John F Kennedy Intl to London 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 647,157 searches. Data last updated 10 July 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to London that are best for you.

Fly from

John F Kennedy Intl

Fly to

London

Route

Depart

Return

Price

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 25/8

21:05-13:25

1 stop11h 20m

London Heathrow

Fri 29/8

09:50-16:50

1 stop12h 00m

$732

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Sat 13/9

00:15-10:25

1 stop29h 10m

London Gatwick

Sat 11/10

13:05-15:55

Nonstop7h 50m

$732

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Tue 5/8

16:29-09:35

1 stop12h 06m

London Gatwick

Wed 3/9

12:10-20:30

1 stop13h 20m

$735

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 24/9

22:05-18:50

1 stop15h 45m

London Heathrow

Tue 30/9

19:50-20:05

1 stop29h 15m

$736

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 11/8

21:00-09:15

Nonstop7h 15m

London Heathrow

Fri 29/8

08:40-15:25

1 stop11h 45m

$745

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 10/9

23:10-11:15

Nonstop7h 05m

London Heathrow

Wed 17/9

10:20-19:05

1 stop13h 45m

$749

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Mon 4/8

06:55-06:35

1 stop18h 40m

London Heathrow

Thu 28/8

12:40-21:47

2 stops14h 07m

$750

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Fri 5/9

20:30-16:35

2 stops15h 05m

London Heathrow

Sun 7/9

06:00-12:50

1 stop11h 50m

$753

New YorkLondon

JFK - LGW

JFKLGW

New York John F Kennedy Intl

Fri 22/8

18:20-06:20

Nonstop7h 00m

London Gatwick

Sun 31/8

13:05-15:55

Nonstop7h 50m

$755

New YorkLondon

JFK - LHR

JFKLHR

New York John F Kennedy Intl

Wed 6/8

09:00-06:30

1 stop16h 30m

London Heathrow

Tue 2/9

13:45-12:50

1 stop28h 05m

$765

Flights are sorted by cheapest return flights first.

Deals found on 8/7

Showing 1-10 of 35 results
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Best time to book a flight from John F Kennedy Intl to London

Have a flexible travel schedule? Discover the best time to fly to London from John F Kennedy Intl 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 New York John F Kennedy Intl Airport to London

How far ahead should I book a flight from New York John F Kennedy Intl Airport to London?

Use this chart to determine the optimal time to book a return flight from John F Kennedy Intl to London. Price data was last updated on 27 June 2025.

The price you pay for your flight from New York John F Kennedy Intl Airport to London may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from New York John F Kennedy Intl Airport to London?

Currently, October is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to London (average of $1,037). Flying from New York John F Kennedy Intl Airport to London in December is currently the most expensive (average of $1,667). 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 JFK to LON?

Find hourly flight availability from John F Kennedy Intl to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.

One of the essential ways to save on airfare from New York John F Kennedy Intl Airport to London is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 11% on airfare.

Weekly flight availability from New York John F Kennedy Intl Airport to London

Explore weekly flight availability from John F Kennedy Intl to London. 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 10 July 2025.

The most flights from JFK to LON are scheduled on a Wednesday (131 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (113 on average).

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 10 July 2025.
Check out reviews from past customers who have flown with Delta, KLM, andAustrian Airlines from New York John F Kennedy Intl Airport to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Entertainment

7.9

Comfort

7.9

Food

7.3

Crew

8.5

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl to London. 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 flying from New York John F Kennedy Intl Airport to London round-trip?

    Aer Lingus, at $732, was found to be the cheapest airline from New York John F Kennedy Intl Airport to London.Alternate airlines to your destination round-trip include JetBlue and TAP AIR PORTUGAL. You may be able to fly from New York John F Kennedy Intl Airport to London for 16% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from New York John F Kennedy Intl Airport to London one-way?

    One-way options have recently been found by users for as low as $243 on Norse Atlantic UK. Other airlines that offer cheap prices include Icelandair from $262 and TAP AIR PORTUGAL from $269 one-way.

  • What are the most reliable airlines from New York John F Kennedy Intl Airport to London?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from New York John F Kennedy Intl Airport to London on time: TAP AIR PORTUGAL (83%), Malaysia Airlines (82%), JetBlue (81%).

  • What are the cheapest flights from New York John F Kennedy Intl Airport to London?

    Looking at all options, your cheapest flight can be booked for $519. While the most popular route (New York John F Kennedy Intl - London Gatwick) can be booked for $1,075 on average our data indicates $565 when flying from New York John F Kennedy Intl Airport to London.

  • Can I find deals for flights from John F Kennedy Intl to London that include hotel bookings?

    Yes. In addition to deals on John F Kennedy Intl to London flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from John F Kennedy Intl to London?

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

  • Can I find deals for business class flights from John F Kennedy Intl to London?

    Yes. Cheapflights offers flight deals from John F Kennedy Intl to London 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 New York John F Kennedy Intl Airport to London?

    Currently, October is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to London (average of $1,037). Flying from New York John F Kennedy Intl Airport to London in December is currently the most expensive (average of $1,667). 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

Travelling to a place near New York John F Kennedy Intl Airport?

Book flights to New York John F Kennedy Intl Airport if you plan to visit one of these locations
Hounslow
Southall
Chatham
Dover
Dorking
Canterbury
Chertsey

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Alternative routes for John F Kennedy Intl to London

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