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

Return flights

24 Sep - 27 Sep	Ryanair	direct
17 Sep - 08 Oct	Ryanair	direct
24 Sep - 01 Oct	Ryanair	direct
20 Sep - 24 Sep	Ryanair	direct
17 Sep - 24 Sep	Ryanair	direct
19 Sep - 26 Sep	Ryanair	direct
19 Sep - 24 Sep	Ryanair	direct
26 Sep - 27 Sep	Ryanair	direct
24 Sep - 04 Oct	Ryanair
17 Sep - 20 Sep	Ryanair	direct
20 Sep - 23 Sep	Ryanair
23 Sep - 26 Sep	Ryanair
23 Sep - 04 Oct	Ryanair
30 Sep - 03 Oct	Ryanair
21 Sep - 24 Sep	Ryanair
30 Sep - 08 Oct	Ryanair
25 Sep - 01 Oct	Ryanair
23 Sep - 26 Oct	Ryanair
21 Sep - 04 Oct	Ryanair
28 Sep - 08 Oct	Ryanair

Also check the deals for one-way flights from Charleroi to Warsaw 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 Charleroi to Warsaw in September from 49€

Return flights