Cheap flights from New York John F Kennedy Intl Airport to the United Kingdom from £127

The cheapest month to fly to United Kingdom from New York John F Kennedy Intl Airport is in September. Flight prices, which tend to average around £367, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom 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 £378.

The cheapest day to depart from New York John F Kennedy Intl Airport to United Kingdom is on a Monday. Travellers who choose to depart for United Kingdom on a Monday will often find tickets for as low as £385. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from New York John F Kennedy Intl Airport to United Kingdom for around £423.

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £391. Try not to purchase tickets in the evening because they tend to be around £420. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to United Kingdom 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 United Kingdom for around £439 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from New York John F Kennedy Intl Airport for as low as £425 on momondo.

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

Norse Atlantic UK, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from New York John F Kennedy Intl to United Kingdom

Virgin Atlantic, British Airways and Aer Lingus are the top three most popular airlines that fly to United Kingdom from New York John F Kennedy Intl Airport according to our data. Virgin Atlantic is the first choice among our users, with 45% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 11 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between New York and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 154 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon 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 13% of their flights experiencing any sort of delay.

89 flights are operational daily from New York John F Kennedy Intl Airport to United Kingdom as of February 2026. The most popular departure time for this route is 18:00, with 84% of flights per day taking off in the evening.

As of February 2026, there are 627 flights per week flying from New York John F Kennedy Intl Airport to United Kingdom. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.