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

Return flights

02 Dec - 04 Dec	Ryanair
05 Dec - 07 Dec	Ryanair
01 Dec - 15 Jan	Ryanair
05 Dec - 08 Dec	Ryanair
07 Dec - 11 Dec	Ryanair
01 Dec - 06 Dec	Ryanair
01 Dec - 04 Dec	Ryanair
05 Dec - 12 Dec	Ryanair
12 Dec - 16 Dec	Ryanair
13 Dec - 15 Dec	Ryanair
06 Dec - 09 Dec	Ryanair
30 Dec - 01 Jan	Ryanair
31 Dec - 01 Jan	Ryanair
31 Dec - 03 Jan	Ryanair
20 Dec - 04 Jan	Ryanair
26 Dec - 01 Jan	Ryanair
27 Dec - 03 Jan	Ryanair
30 Dec - 02 Jan	Ryanair
31 Dec - 02 Jan	Ryanair
21 Dec - 02 Jan	Ryanair

Also check the deals for one-way flights from London to Charleroi 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 Charleroi in December from 108€

Return flights