Cheap flights from London Heathrow Airport to New York from $357

The cheapest month to fly to New York from London Heathrow Airport is in September. Flight prices, which tend to average around $508, are often lower during this time because this is during the off-season. The month of March is another great option to travel to New York, with average flight prices from London Heathrow Airport averaging around $526.

The cheapest day to depart from London Heathrow Airport to New York is on a Wednesday when prices can be found for as low as $548. On the other hand, Sunday is the most expensive day to depart from London Heathrow Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $655.

Our most recent data shows that the best time of day to fly to New York is at noon. Flights from London Heathrow Airport to New York during this time can be as low as $532. Flights to New York are more costly in the evening, with an average ticket price of $641. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to New York from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to New York for around $594 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to New York from London Heathrow Airport for as low as $542 on momondo.

There are 4 cabin classes available to choose from on London Heathrow 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 5% on your flight if you consider stops on a London Heathrow Airport to New York flight.

As of February 2026, prices for London Heathrow Airport to New York flights are approximately 54% more expensive when compared to flights at the same time last year.

United Airlines, British Airways, and TAP AIR PORTUGAL are the most popular carriers operating from London Heathrow to New York

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to New York from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 50% of people opting to fly with this airline when traveling to New York. Keep in mind that there are 17 different airlines that fly to New York on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% 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 170 minutes.

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

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

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

Brussels (BRU) was the most common stop: 29% of momondo users choosing 1-stop flights on this route connected there.

Flights via Reykjavik (KEF) offer the lowest average round-trip price of $400.

Flights connecting via Brussels (BRU) have the shortest average one-way travel time: 10h 15m.

Zurich (ZRH) has the shortest average layover time for this route: 0h 53m.

As of February 2026, there are 135 flights per day flying from London Heathrow Airport to New York. The most common time of day flights depart is 4:00PM, with 53% of flights taking off in the afternoon.

As of February 2026, there are 949 flights per week flying from London Heathrow Airport to New York. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.