Cheap flights from London to New York from $648

The month of February is, on average, the cheapest month to fly to New York from London, with most prices found around $726. The month of January is another great option to travel to New York, with average flight prices from London averaging around $744.

According to our data, Monday is the cheapest day to fly to New York from London. The lowest ticket price found for a Monday departure recently was $952. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Friday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,331.

Our data shows that the cheapest London to New York flights are usually those with departure times in the evening. Our users have found flights to New York in the evening for as low as $1,079. In contrast, the most expensive time of day to depart to New York is in the afternoon when prices are around $1,134.

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

You are more likely to see cheaper flights to New York from London when booking weeks ahead of your departure date. In general, you can expect to find flights to New York for around $984 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York from London for as low as $888 on momondo.

There are 3 cabin classes available to choose from on London to New York 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 10% on your flight if you consider stops on a London to New York flight.

As of September 2026, prices for London to New York flights are approximately 31% more expensive when compared to flights at the same time last year.

Historically, on average around 11% of flights between London and New York have experienced a delay on any given week. The average delay length over the past 12 months has been 173 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening 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. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, JetBlue have had the fewest delays on this route over the last 12 months, with about 9% of their flights experiencing any sort of delay.

As of September 2026, there are 144 flights per day flying from London to New York. The most common time of day flights depart is 16:00, with 43% of flights taking off in the afternoon.

As of September 2026, there are 1,011 flights per week flying from London to New York. The most common day of the week flights depart is Fri, with 17% of flights taking off on this day.