Question 1

What are the cheapest airlines flying from New York John F Kennedy Intl Airport to London Heathrow Airport round-trip?

Accepted Answer

Our cheapest airline available from New York John F Kennedy Intl Airport to London Heathrow Airport is TAP AIR PORTUGAL. Our recent data shows that you can find tickets from as low as £353 on this airline. Additional options worth looking into are Aer Lingus and British Airways, starting at £354 and £357 round-trip. TAP AIR PORTUGAL is priced at 23% lower than the current average price of a flight leaving 3 months from now.

Question 2

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

Accepted Answer

One-way options have recently been found by users for as low as £115 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £117 and Virgin Atlantic from £130 one-way.

Question 3

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

Accepted Answer

The best time to book flights from New York John F Kennedy Intl Airport to London Heathrow Airport is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 4

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

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from New York John F Kennedy Intl Airport to London Heathrow Airport (average of £112). Flying from New York John F Kennedy Intl Airport to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Question 5

What is the cheapest day to fly from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Travellers seeking maximum savings on their New York John F Kennedy Intl Airport to London Heathrow Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

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

Accepted Answer

The most flights from JFK to LHR are scheduled on a Friday (118 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (107 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Question 9

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

Accepted Answer

Looking at all options, your cheapest flight can be booked for £170. While the most popular route (New York John F Kennedy Intl - London Heathrow) can be booked for £284 on average our data indicates £1,514 when flying from New York John F Kennedy Intl Airport to London Heathrow Airport.

Question 10

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

Accepted Answer

No one likes to see their flight delayed. When booking a flight from New York John F Kennedy Intl Airport to London Heathrow Airport consider choosing TAP AIR PORTUGAL (83%), Malaysia Airlines (82%) or JetBlue (81%) as they are the most reliable in getting you off to your destination on time.

Question 11

What are the most popular airlines that fly from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

The most popular airlines flying from New York John F Kennedy Intl Airport to London Heathrow Airport are Air France, Finnair and JetBlue. Something to consider prior to booking your flight.

Question 12

What is the cheapest day to fly round-trip from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 13

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

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 31 days in advance, which can save you up to 25% on flights from New York John F Kennedy Intl Airport to London Heathrow Airport compared to booking the week you need them. Waiting 31 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £458. For sooner than that we have options available in the next 3 days from £512.

Question 14

What is the cheapest month to fly from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Flights from New York John F Kennedy Intl Airport to London Heathrow Airport lean towards being more expensive in December. Prices are generally better when you fly from New York John F Kennedy Intl Airport to London Heathrow Airport in January, with the cheapest ticket starting at £279.

Question 15

What is the cheapest time of day to fly from JFK to LHR?

Accepted Answer

One of the essential ways to save on airfare from New York John F Kennedy Intl Airport to London Heathrow Airport 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.

Question 16

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

Accepted Answer

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

Question 17

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

Accepted Answer

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 Heathrow.

Question 18

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

Accepted Answer

Yes. Cheapflights offers flight deals from John F Kennedy Intl to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from John F Kennedy Intl to Heathrow?

Accepted Answer

Cheapflights makes it easy to find John F Kennedy Intl to Heathrow 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.

Question 20

Why should you use Cheapflights to find cheap flight tickets from John F Kennedy Intl to Heathrow?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from John F Kennedy Intl to Heathrow.

Question 21

Can Cheapflights find flights from John F Kennedy Intl to Heathrow with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from John F Kennedy Intl to Heathrow flexibly with Cheapflights today.

Question 22

Can Cheapflights notify me if prices for flights from John F Kennedy Intl to Heathrow become cheaper?

Accepted Answer

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

Round-trip from	£353
One-way from	£115
Popular in	June
Cheapest in	January
Average price	£512
Good round-trip deal	£384 or less
Good one-way deal	£221 or less

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£278	Average£423	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air France	Cheapest£282	Average£455	FlexibilityNo cancel fee	On-time77%	Search Air France flights
KLM	Cheapest£287	Average£417	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Delta	Cheapest£293	Average£469	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
JetBlue	Cheapest£295	Average£551	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Finnair	Cheapest£303	Average£449	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
British Airways	Cheapest£306	Average£464	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Iberia	Cheapest£425	Average£568	FlexibilityNo cancel fee	On-time77%	Search Iberia flights

Cheap flights from New York John F Kennedy Intl Airport to London Heathrow Airport from £115

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from New York John F Kennedy Intl to London Heathrow are usually found in January or September, booked 82 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from John F Kennedy Intl to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from John F Kennedy Intl to Heathrow

Cheapest flights from John F Kennedy Intl to HeathrowExplore the most affordable flight options available from John F Kennedy Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Explore the most affordable flight options available from John F Kennedy Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to London Heathrow Airport that are best for you.

Best time to book a flight from John F Kennedy Intl to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from John F Kennedy Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from New York John F Kennedy Intl Airport to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from John F Kennedy Intl to Heathrow. Price data was last updated on 11 July 2025.

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

What is the cheapest time of day to fly from JFK to LHR?

Find hourly flight availability from John F Kennedy Intl to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

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

How much does it cost for a return flight from New York John F Kennedy Intl Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get a feel of what it's like to fly with Delta, SWISS, andUnited Airlines from New York John F Kennedy Intl Airport to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

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

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

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

Travelling to a place near London Heathrow Airport?

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 John F Kennedy Intl to Heathrow

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

Top 8 airlines flying from John F Kennedy Intl to Heathrow

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from John F Kennedy Intl to Heathrow?

Why should you use Cheapflights to find cheap flight tickets from John F Kennedy Intl to Heathrow?

Can Cheapflights find flights from John F Kennedy Intl to Heathrow with no change fees?

Can Cheapflights notify me if prices for flights from John F Kennedy Intl to Heathrow become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from John F Kennedy Intl to Heathrow
Explore the most affordable flight options available from John F Kennedy Intl to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.