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

Return flights

29 Dec - 19 Jan	easyJet	direct
29 Dec - 12 Jan	easyJet	direct
29 Dec - 16 Jan	easyJet	direct
29 Dec - 09 Jan	easyJet	direct
29 Dec - 05 Jan	easyJet	direct
29 Dec - 02 Jan	easyJet	direct
31 Dec - 01 Jan	easyJet
28 Dec - 01 Jan	easyJet
31 Dec - 02 Jan	easyJet
28 Dec - 05 Jan	easyJet
28 Dec - 30 Dec	easyJet
27 Dec - 29 Dec	Volotea
27 Dec - 28 Dec	Volotea
27 Dec - 31 Dec	Volotea
30 Dec - 30 Dec	Volotea
29 Dec - 29 Dec	Volotea

Also check the deals for one-way flights from Lille to Geneva 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 Geneva in December from 157€

Return flights