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

Return flights

11 Dec - 15 Dec	Vueling Airlines
12 Dec - 17 Dec	easyJet
15 Dec - 17 Dec	Vueling Airlines
02 Dec - 10 Dec	Vueling Airlines
15 Dec - 18 Dec	easyJet
02 Dec - 17 Dec	Vueling Airlines
02 Dec - 13 Dec	Vueling Airlines
16 Dec - 17 Dec	Vueling Airlines
05 Dec - 08 Dec	easyJet
12 Dec - 14 Dec	easyJet
31 Dec - 04 Jan	easyJet
22 Dec - 04 Jan	easyJet
15 Dec - 04 Jan	Vueling Airlines
30 Dec - 01 Jan	easyJet
30 Dec - 02 Jan	easyJet
16 Dec - 04 Jan	Vueling Airlines
14 Dec - 04 Jan	Vueling Airlines
15 Dec - 03 Jan	Vueling Airlines
18 Dec - 04 Jan	Vueling Airlines
23 Dec - 02 Jan	easyJet

Also check the deals for one-way flights from Lyon to Brussels 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 Lyon to Brussels in December from 107€

Return flights