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

Return flights

22 Jan - 01 Feb	Aegean Airlines
11 Jan - 22 Jan	Air China
22 Jan - 08 Feb	Air China
22 Jan - 29 Jan	Air China
18 Jan - 29 Jan	Air China
24 Jan - 08 Feb	Air China
21 Jan - 04 Feb	KLM
15 Jan - 29 Jan	Air China
31 Jan - 20 Feb	Air China
08 Jan - 24 Jan	Aegean Airlines
21 Jan - 12 Feb	Austrian Airlines
21 Jan - 16 Feb	Etihad Airways
14 Jan - 27 Jan	Etihad Airways
31 Jan - 03 Feb	Air China
20 Jan - 25 Jan	Saudia
05 Jan - 19 Jan	Saudia
16 Jan - 25 Jan	Air China
08 Jan - 22 Jan	Saudia
28 Jan - 25 Feb	Saudia
20 Jan - 01 Feb	Saudia

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 516€

Return flights