AirHint found the following cheapest return flights from London (LCY) to Denpasar (DPS) in December 2025 (see full year).

Return flights

01 Dec - 09 Dec	SWISS
05 Dec - 15 Dec	Lufthansa
08 Dec - 29 Dec	Lufthansa
07 Dec - 28 Dec	KLM
09 Dec - 22 Dec	Lufthansa
01 Dec - 25 Dec	KLM
02 Dec - 23 Dec	KLM
01 Dec - 23 Dec	KLM
01 Dec - 29 Dec	SWISS
02 Dec - 10 Dec	Lufthansa
01 Dec - 30 Jan	KLM
07 Dec - 21 Jan	KLM
08 Dec - 19 Jan	KLM
10 Dec - 20 Jan	KLM
11 Dec - 18 Jan	KLM
11 Dec - 24 Jan	KLM
06 Dec - 23 Jan	KLM
11 Dec - 29 Jan	KLM
06 Dec - 13 Jan	SWISS
11 Dec - 22 Jan	KLM

Also check the deals for one-way flights from London to Denpasar 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 Denpasar in December from 648€

Return flights