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

Return flights

16 Aug - 20 Aug	Air France
27 Aug - 04 Sep	ANA
19 Aug - 26 Aug	British Airways
19 Aug - 28 Aug	British Airways
27 Aug - 01 Sep	Lufthansa
21 Aug - 04 Sep	Japan Airlines
19 Aug - 27 Aug	Japan Airlines
20 Aug - 27 Aug	Japan Airlines
27 Aug - 03 Sep	Lufthansa
19 Aug - 29 Aug	British Airways
26 Aug - 02 Sep	Japan Airlines
31 Aug - 07 Sep	Lufthansa
17 Aug - 30 Aug	Japan Airlines
28 Aug - 31 Aug	British Airways
25 Aug - 27 Aug	Japan Airlines
29 Aug - 10 Sep	Lufthansa
27 Aug - 30 Aug	Japan Airlines
26 Aug - 09 Sep	British Airways
29 Aug - 11 Sep	Lufthansa
28 Aug - 11 Sep	Japan Airlines

Also check the deals for one-way flights from Osaka to London 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 Osaka to London in August from 1376€

Return flights