Cheap flights from Guangzhou to London Heathrow Airport from £157

Currently, December is the cheapest month in which you can book a flight from Guangzhou to London Heathrow Airport (average of £426). Flying from Guangzhou to London Heathrow Airport in August is currently the most expensive (average of £705). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

When flying from Guangzhou to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 23% versus a flight at midday.

About 15% of weekly flights between Guangzhou and London have experienced delays in the past year, with the average delay time being 146 minutes.

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Over the past year, China Southern have had the lowest number of delays on this route, with just 15% of flights being delayed.

Hong Kong (HKG) – chosen by Cheapflights users on 43% of one-stop itineraries from Guangzhou to London Heathrow Airport on Cheapflights.

Haikou (HAK) is the most affordable one-stop option, with an average return flight price of £640.

Flights via Beijing (PKX) have the shortest average one-way travel time for one-stop routes: 16h 05m.

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average stopover time of 2h 04m.