Cheapest return flights from London to Charleroi in September from $174

Best time to book flights for London (LON) to Charleroi (CRL) flights at AirHint

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

Return flights

03 Sep - 06 Sep Ryanair
08 Sep - 11 Sep Ryanair
25 Sep - 28 Sep Ryanair
01 Sep - 06 Sep Ryanair
18 Sep - 21 Sep Ryanair
27 Sep - 04 Oct British Airways
04 Sep - 05 Sep British Airways
13 Sep - 13 Sep Ryanair
26 Sep - 05 Oct Aer Lingus
01 Sep - 01 Sep Jet2
18 Sep - 18 Sep British Airways
15 Sep - 19 Sep LOT

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

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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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