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

Return flights

30 Dec - 20 Jan	Air France
11 Dec - 24 Dec	Air France
03 Dec - 24 Dec	Air France
30 Dec - 15 Jan	Air France
29 Dec - 14 Jan	Air France
01 Dec - 15 Dec	Air France
07 Dec - 21 Dec	Air France
08 Dec - 22 Dec	Air France
28 Dec - 11 Jan	Air France
06 Dec - 20 Dec	Air Mauritius
04 Dec - 19 Dec	Air France
26 Dec - 09 Jan	Air France
25 Dec - 04 Jan	Air France
26 Dec - 06 Jan	Air France
21 Dec - 31 Dec	Air France
17 Dec - 06 Jan	Air France
20 Dec - 27 Dec	Air France
22 Dec - 04 Jan	Air France
26 Dec - 02 Jan	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 839€

Return flights