AirHint found the following cheapest return flights from London (LCY) to Tokyo (NRT) in August 2025 (see full year).

Return flights

28 Aug - 04 Sep	KLM
28 Aug - 03 Sep	KLM
28 Aug - 08 Sep	KLM
28 Aug - 14 Sep	KLM
25 Aug - 15 Sep	KLM
26 Aug - 09 Sep	KLM
27 Aug - 09 Sep	KLM
27 Aug - 17 Sep	KLM
26 Aug - 04 Sep	KLM
25 Aug - 04 Sep	KLM
20 Aug - 27 Aug	British Airways
06 Aug - 13 Aug	Lufthansa
27 Aug - 31 Aug	KLM
10 Aug - 25 Aug	KLM
11 Aug - 25 Aug	KLM
11 Aug - 19 Aug	KLM
19 Aug - 31 Aug	KLM
11 Aug - 20 Aug	KLM
20 Aug - 31 Aug	KLM
06 Aug - 14 Aug	KLM

Also check the deals for one-way flights from London to Tokyo 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 Tokyo in August from $1302

Return flights