Cheap flights from New York to London from C$ 323

The month of February is, on average, the cheapest month to fly to London Heathrow Airport from New York, with most prices found around C$ 726. If you aren’t able to travel to London Heathrow Airport during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 735.

According to our data, Thursday is the cheapest day to fly to London Heathrow Airport from New York. The lowest ticket price found for a Thursday departure recently was C$ 912. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from New York to London Heathrow Airport for around C$ 983.

Our data shows that the cheapest New York to London Heathrow Airport flights are usually those with departure times in the morning. Our users have found flights to London Heathrow Airport in the morning for as low as C$ 843. In the evening is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 967 per ticket.

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

You are more likely to see cheaper flights to London Heathrow Airport from New York when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around C$ 820 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New York for as low as C$ 792 on momondo.

There are 4 cabin classes available to choose from on New York 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 57% on your flight if you consider stops on a New York to London Heathrow Airport flight.

As of March 2026, prices for New York to London Heathrow Airport flights are approximately 20% 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 has had the least delays on this route over the last 12 months, with about 11% of their flights experiencing any sort of delay.

As of March 2026, 120 flights take off from New York and land in London Heathrow Airport each day. The most common flight departure time for this route is 7:00p.m., with 81% of daily flights taking off in the evening.

The number of flights available between New York and London Heathrow Airport is 846 per week as of March 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.