Cheap flights from Raleigh to London from £172

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 £493. The month of September is another great option to travel to London Heathrow Airport, with average flight prices from Raleigh averaging around £562.

On average, the least expensive day to fly to London Heathrow Airport from Raleigh is on a Monday. momondo users have found tickets for Monday departures for as low as £618. 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 £899.

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the evening. momondo users have found flights departing from Raleigh to London Heathrow Airport in the evening for as low as £670. 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 afternoon when prices are £672 on average. Flights to London Heathrow Airport from Raleigh in the afternoon 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 £675 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 £555 on momondo.

There are 2 cabin classes available to choose from on Raleigh-Durham 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 77% on your flight if you consider stops on a Raleigh to London Heathrow Airport flight.

As of March 2026, prices for Raleigh to London Heathrow Airport flights are approximately 4% more expensive when compared to flights at the same time last year.

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

British Airways, Iberia and Finnair 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 43% 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 5 per day as of March 2026. The most frequent departure time is 20:00, with 100% of daily flights leaving in the evening.

As of March 2026, there are 35 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.