Cheap flights from Raleigh to London from $238

The cheapest month to fly to London from Raleigh is in November. Flight prices, which tend to average around $51, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Raleigh averaging around $51.

The cheapest day to depart from Raleigh to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $837. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,128. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Raleigh in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $848 when looking at flights departing in the afternoon. Flights to London are more costly in the evening, with an average ticket price of $950. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to London from Raleigh when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $942 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Raleigh for as low as $748 on momondo.

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

British Airways, American Airlines and JetBlue are the top three most popular airlines that fly to London from Raleigh according to our data. British Airways is the first choice among our users, with 39% of people opting to fly with this airline when traveling to London. Keep in mind that there are 10 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Reykjavik (KEF) was the most common stop: 55% of momondo users choosing 1-stop flights on this route connected there.

Flights via Boston (BOS) offer the lowest average round-trip price of $249.

Flights connecting via Dublin (DUB) have the shortest average one-way travel time: 9h 50m.

Dublin (DUB) has the shortest average layover time for this route: 1h 30m.

As of May 2026, 6 flights take off from Raleigh and land in London each day. The most common flight departure time for this route is 8:00PM, with 100% of daily flights taking off in the evening.

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