Question 1

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

Accepted Answer

As of January 2026, prices for New York John F Kennedy Intl Airport to London Heathrow Airport flights are approximately 12% cheaper when compared to flights at the same time last year.

Question 2

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 ₹ 55,936 when searching weeks before you fly. 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 ₹ 53,776 on momondo.

Question 3

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

Accepted Answer

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

Question 4

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 5

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

Accepted Answer

The cheapest day to depart on your flight to London Heathrow Airport is on a Sunday when prices can be found for as low as ₹ 55,022. This is often the case because there is less demand to fly during this day of the week. Flights from New York John F Kennedy Intl Airport to London Heathrow Airport on a Wednesday will generally be more expensive and average around ₹ 62,911. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Question 6

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 departing at night have, in the past, seen delays more frequently in comparison.

Question 7

How often are flights from New York to London delayed?

Accepted Answer

Historically, on average around 14% 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 150 minutes.

Question 8

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

Accepted Answer

The cheapest month to fly to London Heathrow Airport from New York John F Kennedy Intl Airport is in September. Flight prices, which tend to average around ₹ 49,547, are often lower during this time because this is during the off-season. If you are unable to visit London Heathrow Airport during the month of September, then departing from New York John F Kennedy Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around ₹ 49,547.

Question 9

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

Accepted Answer

In the morning is the cheapest time of day to fly from New York John F Kennedy Intl Airport to London Heathrow Airport when you can find flight prices for as low as ₹ 53,270. Flying to London Heathrow Airport in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the afternoon when prices are around ₹ 65,003.

Question 10

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 11

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

Accepted Answer

As of January 2026, there are 81 flights per day flying from New York John F Kennedy Intl Airport to London Heathrow Airport. The most common time of day flights depart is 21:00, with 86% of flights taking off in the evening.

Question 12

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

Accepted Answer

As of January 2026, there are 570 flights per week flying from New York John F Kennedy Intl Airport to London Heathrow Airport. The most common day of the week flights depart is Thu, with 16% of flights taking off on this day.

Question 13

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

Accepted Answer

KLM and Delta are the most popular carriers operating from New York John F Kennedy Intl to London Heathrow

Question 14

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

Accepted Answer

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

Question 15

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 16

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 17

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

Accepted Answer

The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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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?

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.

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

As of January 2026, prices for New York John F Kennedy Intl Airport to London Heathrow Airport flights are approximately 12% 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?

KLM and Delta are the most popular carriers operating from New York John F Kennedy Intl to London Heathrow

How often are flights from New York to London delayed?

Historically, on average around 14% 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 150 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 departing 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 that experiences the fewest 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 fewest delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

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

As of January 2026, there are 81 flights per day flying from New York John F Kennedy Intl Airport to London Heathrow Airport. The most common time of day flights depart is 21:00, with 86% of 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?

As of January 2026, there are 570 flights per week flying from New York John F Kennedy Intl Airport to London Heathrow Airport. The most common day of the week flights depart is Thu, with 16% of flights 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?

What is the most popular plane model from New York John F Kennedy Intl Airport to London Heathrow Airport?

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