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

Return flights

29 Sep - 09 Oct	Wizz Air Malta
11 Sep - 17 Sep	Wizz Air UK
28 Sep - 01 Oct	Wizz Air UK
26 Sep - 28 Sep	Wizz Air
17 Sep - 24 Sep	Wizz Air Malta
30 Sep - 03 Oct	Wizz Air Malta
28 Sep - 03 Oct	Wizz Air
23 Sep - 23 Sep	Wizz Air
16 Sep - 24 Sep	Wizz Air Malta
30 Sep - 01 Oct	Wizz Air Malta
11 Sep - 23 Sep	Wizz Air UK
18 Sep - 24 Sep	Wizz Air UK
28 Sep - 30 Sep	Wizz Air UK
11 Sep - 16 Sep	Wizz Air UK
18 Sep - 22 Sep	Wizz Air UK
30 Sep - 04 Oct	Wizz Air Malta
30 Sep - 05 Oct	Wizz Air Malta
29 Sep - 01 Oct	Wizz Air Malta
26 Sep - 07 Oct	Ryanair
26 Sep - 03 Oct	Ryanair

Also check the deals for one-way flights from London to Charleroi in September.

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 September from $107

Return flights