Cheap flights from New York John F Kennedy Intl Airport to London from ₹ 20,866

The cheapest month to fly to London Heathrow Airport from New York John F Kennedy Intl Airport is in January. Flight prices, which tend to average around ₹ 48,288, 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 January, then departing from New York John F Kennedy Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around ₹ 48,749.

The cheapest day to depart on your flight to London Heathrow Airport is on a Monday when prices can be found for as low as ₹ 60,832. 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 Saturday will generally be more expensive and average around ₹ 67,528. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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 ₹ 53,256. 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 ₹ 75,620.

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

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 ₹ 55,113 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 ₹ 53,274 on momondo.

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.

You could potentially save up to 18% on your flight if you consider stops on a New York John F Kennedy Intl Airport to London Heathrow Airport flight.

As of March 2026, prices for New York John F Kennedy Intl Airport to London Heathrow Airport flights are approximately 8% more expensive when compared to flights at the same time last year.

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 152 minutes.

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.

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.

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.

As of March 2026, there are 90 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 19:00, with 77% of flights taking off in the evening.

As of March 2026, there are 630 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 Mon, with 17% of flights taking off on this day.