AirHint found the following cheapest return flights from Brussels (BRU) to Tunis (TUN) in December 2025 (see full year).

Return flights

03 Dec - 10 Dec	Ryanair
15 Dec - 16 Jan	Tunisair	direct
05 Dec - 10 Dec	Lufthansa
02 Dec - 05 Dec	Tunisair	direct
03 Dec - 08 Dec	Ryanair
06 Dec - 08 Dec	Ryanair
02 Dec - 12 Dec	Tunisair	direct
02 Dec - 13 Dec	Tunisair	direct
06 Dec - 07 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
02 Dec - 10 Dec	Tunisair	direct
01 Dec - 25 Jan	Lufthansa
29 Dec - 18 Jan	Ryanair
01 Dec - 25 Jan	Tunisair	direct
31 Dec - 09 Jan	Wizz Air
29 Dec - 09 Jan	Ryanair
31 Dec - 11 Jan	Nouvelair
28 Dec - 11 Jan	Ryanair
23 Dec - 13 Jan	Ryanair
31 Dec - 11 Jan	Nouvelair	direct

Also check the deals for one-way flights from Brussels to Tunis 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 Brussels to Tunis in December from 145€

Return flights