Cheap flights from Raleigh to London from £198

In general, October is the cheapest month to fly from Raleigh to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £488. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Raleigh averaging around £556.

On average, the least expensive day to fly to London Heathrow Airport from Raleigh is on a Sunday. momondo users have found tickets for Sunday departures for as low as £587. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £889.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Raleigh to London Heathrow Airport in the afternoon for as low as £620. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £713 on average. Flights to London Heathrow Airport from Raleigh in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Raleigh-Durham to London Heathrow for the best Raleigh-Durham - London Heathrow flight prices

You are more likely to see cheaper flights to London Heathrow Airport from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £683 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Raleigh for as low as £545 on momondo.

You could potentially save up to 79% on your flight if you consider stops on a Raleigh to London Heathrow Airport flight.

As of April 2026, prices for Raleigh to London Heathrow Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

British Airways and KLM are the most popular carriers operating from Raleigh-Durham to London Heathrow

British Airways, American Airlines and Iberia are the top three most popular airlines that fly to London Heathrow Airport from Raleigh according to our data. British Airways is the first choice among our users, with 34% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 6 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

The number of flights available between Raleigh and London Heathrow Airport is 6 per day as of April 2026. The most frequent departure time is 20:00, with 100% of daily flights leaving in the evening.

As of April 2026, there are 42 flights per week flying from Raleigh to London Heathrow Airport. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.