Question 1

Which layover airport has the shortest travel time from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Flights connecting via Shannon (SNN) have the shortest average one-way travel time: 9h 37m.

Question 2

What is the cheapest day to depart on your flight to London Heathrow Airport?

Accepted Answer

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $645. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $686.

Question 3

What is the cheapest airline that flies from New York John F Kennedy Intl to London Heathrow?

Accepted Answer

TAP AIR PORTUGAL, Icelandair, and Iberia are the most popular carriers operating from New York John F Kennedy Intl to London Heathrow

Question 4

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Question 5

Which layover airport has the shortest connection time from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Paris (CDG) has the shortest average layover time for this route: 1h 55m.

Question 6

What airlines fly to London Heathrow Airport?

Accepted Answer

British Airways, Virgin Atlantic and Delta are the top three most popular airlines that fly to London Heathrow Airport from New York John F Kennedy Intl Airport according to our data. British Airways is the first choice among our users, with 49% of people opting to fly with this airline when traveling to London Heathrow Airport. Keep in mind that there are 19 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

Question 7

How have New York John F Kennedy Intl Airport to London Heathrow Airport flight prices changed over time?

Accepted Answer

As of December 2025, prices for New York John F Kennedy Intl Airport to London Heathrow Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

Question 8

How many flights depart from New York John F Kennedy Intl Airport to London Heathrow Airport on average per week?

Accepted Answer

641 flights are operational weekly from New York John F Kennedy Intl Airport to London Heathrow Airport as of December 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

Question 9

Can stopping save me money on New York John F Kennedy Intl Airport to London Heathrow Airport flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between New York John F Kennedy Intl Airport to London Heathrow Airport.

Question 10

What is the most punctual flight time for New York to London flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Question 11

What is the cheapest New York John F Kennedy Intl to London Heathrow flight route?

Accepted Answer

Fly from New York John F Kennedy Intl to London Heathrow for the best New York John F Kennedy Intl - London Heathrow flight prices

Question 12

How often are flights from New York to London delayed?

Accepted Answer

Historically, on average around 15% of flights between New York and London have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

Question 13

How many flights depart from New York John F Kennedy Intl Airport to London Heathrow Airport on average per day?

Accepted Answer

As of December 2025, 91 flights take off from New York John F Kennedy Intl Airport and land in London Heathrow Airport each day. The most common flight departure time for this route is 6:00PM, with 83% of daily flights taking off in the evening.

Question 14

Which airport is the most popular layover for flights between New York John F Kennedy Intl Airport and London Heathrow Airport?

Accepted Answer

Zurich (ZRH) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.

Question 15

Which airline has the best punctuality record on New York to London flights?

Accepted Answer

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Question 16

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

Accepted Answer

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from New York John F Kennedy Intl Airport to London Heathrow Airport at noon for as low as $586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $686.

Question 17

What cabin class options are available on New York John F Kennedy Intl to London Heathrow flights?

Accepted Answer

There are 4 cabin classes available to choose from on New York John F Kennedy Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 18

How far in advance should I book a flight to London Heathrow Airport?

Accepted Answer

You are more likely to see cheaper flights to London Heathrow Airport from New York John F Kennedy Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $608 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New York John F Kennedy Intl Airport for as low as $573 on momondo.

Question 19

Which layover airport offers the lowest fares from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Flights via Shannon (SNN) offer the lowest average round-trip price of $490.

Question 20

What is the cheapest month to fly to London Heathrow Airport?

Accepted Answer

The month of September is, on average, the cheapest month to fly to London Heathrow Airport from New York John F Kennedy Intl Airport, with most prices found around $540. If you’re not able to fly to London Heathrow Airport in September, then October is your next best option. Flight prices from New York John F Kennedy Intl Airport to London Heathrow Airport during October average around $540.

Question 21

When did momondo last update prices for flights from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

Prices for flights from New York John F Kennedy Intl Airport to London Heathrow Airport refresh daily.

Question 22

How many operators does momondo search for flights from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

The number of operators available for flights from New York John F Kennedy Intl Airport to London Heathrow Airport is 19 as of December 2025.

Question 23

How old do you have to be to fly from New York John F Kennedy Intl Airport to London Heathrow Airport?

Accepted Answer

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 New York John F Kennedy Intl Airport to London Heathrow Airport.

Question 24

What documentation or ID do you need to fly to London Heathrow Airport?

Accepted Answer

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.

Best Price Found	$284
Fastest flight time	6h 50m
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Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $251	Free Cancellation	Rating 7.2 2,897 reviews	Search JetBlue flights
TAP AIR PORTUGAL	PriceFrom $293	Free Cancellation	Rating 7.2 2,091 reviews	Search TAP AIR PORTUGAL flights
SWISS	PriceFrom $378	Free Cancellation	Rating 7.5 1,815 reviews	Search SWISS flights
Norse Atlantic UK	PriceFrom $398	Free Cancellation	Rating 7.2 51 reviews	Search Norse Atlantic UK flights
KLM	PriceFrom $401	Free Cancellation	Rating 7.7 1,428 reviews	Search KLM flights
Aer Lingus	PriceFrom $408	Free Cancellation	Rating 7.2 1,399 reviews	Search Aer Lingus flights
Scandinavian Airlines	PriceFrom $434	Free Cancellation	Rating 7.4 1,607 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $440	Free Cancellation	Rating 7.2 11,055 reviews	Search American Airlines flights
British Airways	PriceFrom $440	Free Cancellation	Rating 6.7 7,585 reviews	Search British Airways flights
Icelandair	PriceFrom $453	Free Cancellation	Rating 7.0 591 reviews	Search Icelandair flights

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How to get the cheapest flight ticket from New York John F Kennedy Intl Airport to London Heathrow Airport

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $645. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $686.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

What is the cheapest New York John F Kennedy Intl to London Heathrow flight route?

Fly from New York John F Kennedy Intl to London Heathrow for the best New York John F Kennedy Intl - London Heathrow flight prices

How far in advance should I book a flight to London Heathrow Airport?

What cabin class options are available on New York John F Kennedy Intl to London Heathrow flights?

There are 4 cabin classes available to choose from on New York John F Kennedy Intl to London Heathrow 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 New York John F Kennedy Intl Airport to London Heathrow Airport flights?

No. A direct flight is the cheapest option for a flight between New York John F Kennedy Intl Airport to London Heathrow Airport.

How have New York John F Kennedy Intl Airport to London Heathrow Airport flight prices changed over time?

As of December 2025, prices for New York John F Kennedy Intl Airport to London Heathrow Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from New York John F Kennedy Intl to London Heathrow?

TAP AIR PORTUGAL, Icelandair, and Iberia are the most popular carriers operating from New York John F Kennedy Intl to London Heathrow

What airlines fly to London Heathrow Airport?

How often are flights from New York to London delayed?

Historically, on average around 15% of flights between New York and London have experienced a delay on any given week. The average delay length over the past 12 months has been 146 minutes.

What is the most punctual flight time for New York to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on New York to London flights?

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between New York John F Kennedy Intl Airport and London Heathrow Airport?

Zurich (ZRH) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from New York John F Kennedy Intl Airport to London Heathrow Airport?

Flights via Shannon (SNN) offer the lowest average round-trip price of $490.

Which layover airport has the shortest travel time from New York John F Kennedy Intl Airport to London Heathrow Airport?

Flights connecting via Shannon (SNN) have the shortest average one-way travel time: 9h 37m.

Which layover airport has the shortest connection time from New York John F Kennedy Intl Airport to London Heathrow Airport?

Paris (CDG) has the shortest average layover time for this route: 1h 55m.

How many flights depart from New York John F Kennedy Intl Airport to London Heathrow Airport on average per day?

As of December 2025, 91 flights take off from New York John F Kennedy Intl Airport and land in London Heathrow Airport each day. The most common flight departure time for this route is 6:00PM, with 83% of daily flights taking off in the evening.

How many flights depart from New York John F Kennedy Intl Airport to London Heathrow Airport on average per week?

641 flights are operational weekly from New York John F Kennedy Intl Airport to London Heathrow Airport as of December 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.

When to book flights from New York John F Kennedy Intl Airport to London Heathrow Airport

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How old do you have to be to fly from New York John F Kennedy Intl Airport to London Heathrow Airport?

What documentation or ID do you need to fly to London Heathrow Airport?

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