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

Return flights

02 Dec - 09 Dec	Pegasus Airlines
01 Dec - 08 Dec	Ryanair
01 Dec - 05 Dec	Ryanair
01 Dec - 12 Jan	Ryanair
05 Dec - 11 Jan	Ryanair
01 Dec - 07 Dec	Ryanair
10 Dec - 19 Jan	Pegasus Airlines
10 Dec - 21 Jan	Pegasus Airlines
12 Dec - 19 Jan	Ryanair
06 Dec - 14 Dec	Ryanair
12 Dec - 17 Jan	Ryanair
10 Dec - 15 Jan	Pegasus Airlines
12 Dec - 11 Jan	Ryanair
02 Dec - 12 Dec	Pegasus Airlines
04 Dec - 18 Dec	Ryanair
29 Dec - 29 Jan	Ryanair
03 Dec - 14 Dec	Ryanair
06 Dec - 25 Dec	Ryanair
30 Dec - 13 Jan	AJet
03 Dec - 11 Dec	Pegasus Airlines

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 469€

Return flights