AirHint found the following cheapest return flights from London (LCY) to Osaka (KIX) in April 2026 (see full year).

Return flights

25 Apr - 08 May	KLM
23 Apr - 08 May	KLM
14 Apr - 21 Apr	British Airways
30 Apr - 12 May	KLM
11 Apr - 19 Apr	KLM
23 Apr - 09 May	KLM
08 Apr - 19 Apr	KLM
23 Apr - 02 May	KLM
01 Apr - 12 Apr	KLM
12 Apr - 19 Apr	KLM
09 Apr - 23 Apr	KLM
04 Apr - 12 Apr	KLM
21 Apr - 26 Apr	KLM
13 Apr - 26 Apr	KLM
08 Apr - 16 Apr	KLM
17 Apr - 03 May	KLM

Also check the deals for one-way flights from London to Osaka in April.

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 Osaka in April from $1207

Return flights