AirHint found the following cheapest return flights from London (LHR) to Jakarta (CGK) in January 2026 (see full year).

Return flights

17 Jan - 31 Jan	Air China
23 Jan - 30 Jan	Air China
08 Jan - 30 Jan	Air China
10 Jan - 24 Jan	Air China
10 Jan - 22 Jan	Air China
09 Jan - 24 Jan	Air China
09 Jan - 22 Jan	Air China
09 Jan - 23 Jan	Air China
12 Jan - 26 Jan	SWISS
24 Jan - 31 Jan	Air China
15 Jan - 15 Feb	Lufthansa
01 Jan - 01 Feb	China Southern
28 Jan - 25 Feb	SWISS
31 Jan - 14 Feb	Air China
13 Jan - 17 Feb	China Southern
14 Jan - 18 Feb	China Southern

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

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 January from 526€

Return flights