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

Return flights

09 Dec - 14 Dec	easyJet
30 Dec - 14 Jan	Nouvelair
01 Dec - 08 Dec	Ryanair
30 Dec - 10 Jan	Nouvelair
30 Dec - 06 Jan	Nouvelair	direct
29 Dec - 11 Jan	Air Algerie
23 Dec - 10 Jan	Nouvelair
23 Dec - 30 Dec	Nouvelair
23 Dec - 23 Dec	Nouvelair
23 Dec - 10 Jan	Nouvelair	direct
23 Dec - 27 Dec	Nouvelair
27 Dec - 06 Jan	ASL Airlines France
24 Dec - 27 Dec	Volotea
20 Dec - 31 Dec	Volotea
27 Dec - 06 Jan	Nouvelair	direct
27 Dec - 30 Dec	Nouvelair	direct
23 Dec - 27 Dec	Nouvelair	direct
23 Dec - 01 Jan	Nouvelair
20 Dec - 06 Jan	Volotea
19 Dec - 28 Dec	Volotea

Also check the deals for one-way flights from Lille 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 Lille to Tunis in December from $229

Return flights