At the moment, there are zero airlines flying to Guangzhou. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Guangzhou.
If you can't find a flight time that suits you, why not look at flying out from a different airport?
The distance between London Heathrow to Guangzhou is 9503 km. You can see the various flight times in the results.
September is normally the cheapest month to fly to Guangzhou, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. July is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.