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

Return flights

08 Dec - 14 Jan	KLM	direct
03 Dec - 31 Dec	KLM	direct
18 Dec - 08 Jan	KLM	direct
15 Dec - 30 Dec	KLM	direct
19 Dec - 05 Jan	KLM	direct
19 Dec - 10 Jan	KLM	direct
11 Dec - 05 Jan	KLM	direct
31 Dec - 07 Jan	KLM	direct
18 Dec - 30 Dec	KLM	direct
04 Dec - 06 Dec	KLM	direct
19 Dec - 23 Dec	KLM	direct
03 Dec - 06 Dec	KLM	direct
29 Dec - 07 Jan	KLM	direct
30 Dec - 02 Jan	KLM	direct
18 Dec - 23 Dec	KLM	direct
19 Dec - 22 Dec	KLM	direct
02 Dec - 09 Dec	KLM	direct
04 Dec - 08 Dec	KLM	direct
24 Dec - 15 Jan	KLM	direct
29 Dec - 02 Jan	KLM	direct

Also check the deals for one-way flights from London to Amsterdam 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 Amsterdam in December from 183€

Return flights