AirHint found the following cheapest return flights from London (LCY) to Jakarta (CGK) in October 2025 (see full year).

Return flights

07 Oct - 13 Oct	SWISS
21 Oct - 17 Nov	KLM
31 Oct - 12 Nov	KLM
08 Oct - 12 Nov	KLM
23 Oct - 18 Nov	KLM
22 Oct - 09 Nov	SWISS
17 Oct - 03 Nov	British Airways
20 Oct - 29 Oct	KLM
14 Oct - 28 Oct	KLM
24 Oct - 09 Nov	KLM
23 Oct - 13 Nov	KLM
09 Oct - 21 Oct	KLM
06 Oct - 12 Oct	KLM
14 Oct - 26 Nov	KLM
07 Oct - 18 Oct	KLM
20 Oct - 30 Oct	KLM
02 Oct - 13 Oct	KLM
08 Oct - 18 Oct	KLM
16 Oct - 26 Oct	British Airways
17 Oct - 04 Nov	KLM

Also check the deals for one-way flights from London to Jakarta in October.

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 Jakarta in October from $814

Return flights