AirHint found the following cheapest return flights from Lyon (LYS) to St.-denis (RUN) in December 2025 (see full year).

Return flights

01 Dec - 10 Dec	Air France
05 Dec - 16 Jan	Air France
11 Dec - 28 Dec	Air France
15 Dec - 15 Jan	Air France
16 Dec - 15 Jan	Air France
18 Dec - 14 Jan	Air France
18 Dec - 15 Jan	Air France
17 Dec - 15 Jan	Air France
19 Dec - 15 Jan	Air France
28 Dec - 11 Jan	Air France
28 Dec - 10 Jan	Air France
18 Dec - 28 Dec	Air France
15 Dec - 23 Dec	Air France
21 Dec - 15 Jan	Air France
19 Dec - 28 Dec	Air France
15 Dec - 30 Dec	Air France
18 Dec - 30 Dec	Air France
19 Dec - 26 Dec	Air France
22 Dec - 27 Dec	Air France
17 Dec - 31 Dec	Air France

Also check the deals for one-way flights from Lyon to St.-denis 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 St.-denis in December from 949€

Return flights