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

Return flights

15 Sep - 17 Sep	Ryanair
08 Sep - 11 Sep	Ryanair
20 Sep - 21 Sep	Ryanair
10 Sep - 16 Sep	Ryanair
16 Sep - 19 Sep	Ryanair
12 Sep - 16 Sep	Ryanair
30 Sep - 01 Oct	Ryanair
10 Sep - 17 Sep	Ryanair
15 Sep - 18 Sep	Ryanair
13 Sep - 21 Sep	Ryanair
20 Sep - 25 Sep	Ryanair
29 Sep - 03 Oct	Ryanair
22 Sep - 02 Oct	Ryanair
30 Sep - 02 Oct	Ryanair
30 Sep - 06 Oct	Ryanair
29 Sep - 02 Oct	Ryanair
30 Sep - 05 Oct	Ryanair
28 Sep - 06 Oct	Ryanair
26 Sep - 01 Oct	Ryanair

Also check the deals for one-way flights from Sandefjord 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 Sandefjord to Charleroi in September from $148

Return flights