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

Return flights

29 Dec - 13 Jan	Pegasus Airlines
12 Dec - 11 Jan	Ryanair
06 Dec - 14 Dec	Ryanair
07 Dec - 01 Jan	Ryanair
14 Dec - 20 Dec	Ryanair
15 Dec - 21 Dec	Ryanair
17 Dec - 05 Jan	Ryanair
01 Dec - 04 Jan	Ryanair
04 Dec - 18 Dec	Emirates
06 Dec - 27 Dec	Emirates
14 Dec - 28 Dec	Ryanair
09 Dec - 15 Dec	Emirates
01 Dec - 31 Dec	Emirates
07 Dec - 07 Jan	Emirates
04 Dec - 07 Jan	Emirates
09 Dec - 22 Dec	Emirates
03 Dec - 10 Jan	Emirates
24 Dec - 11 Jan	Emirates
23 Dec - 30 Jan	Emirates
13 Dec - 25 Dec	Emirates

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 $863

Return flights