AirHint found the following cheapest return flights from London (LHR) to Hangzhou (HGH) in August 2025 (see full year).

Return flights

24 Aug - 30 Aug	Tianjin Airlines
27 Aug - 07 Sep	Hainan Airlines
29 Aug - 12 Sep	Tianjin Airlines
27 Aug - 01 Sep	Air China
13 Aug - 13 Sep	China Southern
08 Aug - 24 Aug	Emirates
07 Aug - 14 Aug	China Southern
07 Aug - 11 Aug	China Southern
07 Aug - 26 Aug	British Airways
07 Aug - 25 Aug	Eurowings
14 Aug - 29 Aug	Iberia
11 Aug - 18 Aug	China Southern
06 Aug - 25 Aug	China Southern
05 Aug - 25 Aug	China Southern
25 Aug - 01 Sep	China Southern

Also check the deals for one-way flights from London to Hangzhou in August.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Hangzhou in August from 491€

Return flights