Cheap flights from Newark Airport to London from £221

The cheapest month to fly to London from Newark Airport is in February. Flight prices, which tend to average around £397, are often lower during this time because this is during the off-season. The month of January is another great option to travel to London, with average flight prices from Newark Airport averaging around £445.

Our data shows that Monday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £513. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Newark Airport to London for around £602.

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £543. Flights in the evening are often more expensive, with an average ticket price of £587.

Fly from Newark to London Heathrow for the best Newark - London flight prices

You are more likely to see cheaper flights to London from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £579 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Newark Airport for as low as £556 on momondo.

There are 3 cabin classes available to choose from on Newark Airport to London 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 7% on your flight if you consider stops on a Newark Airport to London flight.

As of November 2026, prices for Newark Airport to London flights are approximately 23% cheaper when compared to flights at the same time last year.

United Airlines, TAP AIR PORTUGAL, and Delta are the most popular carriers operating from Newark to London

United Airlines, Lufthansa and British Airways are the top three most popular airlines that fly to London from Newark Airport according to our data. United Airlines is the first choice among our users, with 57% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Newark and London have experienced a delay on any given week. The average delay length over the past 12 months has been 189 minutes.

Generally, flights departing in the early afternoon 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. Friday 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 14% of their flights experiencing any sort of delay.

Dublin (DUB) was the most common stop: 25% of momondo users choosing one-stop flights on this route connected there.

Flights via Montreal (YUL) offer the lowest average return price of £382.

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

Reykjavik (KEF) has the shortest average stopover time for this route: 1h 25m.

43 flights are operational daily from Newark Airport to London as of November 2026. The most popular departure time for this route is 18:00, with 75% of flights per day taking off in the evening.

The number of flights available between Newark Airport and London is 302 per week as of November 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.