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

Return flights

01 Dec - 06 Dec	Air China
01 Dec - 10 Dec	Air China
12 Dec - 09 Jan	Iberia
30 Dec - 16 Jan	Saudia
11 Dec - 22 Dec	Oman Air
06 Dec - 20 Dec	Air Serbia
17 Dec - 07 Jan	Iberia
25 Dec - 10 Jan	Etihad Airways
14 Dec - 07 Jan	British Airways
17 Dec - 01 Jan	LOT
24 Dec - 07 Jan	Iberia
12 Dec - 02 Jan	Air Serbia
10 Dec - 08 Jan	SWISS
24 Dec - 15 Jan	Saudia

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

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 December from 542€

Return flights