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

Return flights

31 Dec - 28 Jan	Corsair	direct
31 Dec - 27 Jan	Corsair	direct
31 Dec - 26 Jan	Corsair	direct
31 Dec - 19 Jan	FrenchBee	direct
31 Dec - 25 Jan	FrenchBee	direct
31 Dec - 18 Jan	Corsair	direct
31 Dec - 17 Jan	FrenchBee	direct
31 Dec - 24 Jan	FrenchBee	direct
31 Dec - 14 Jan	Corsair	direct
31 Dec - 15 Jan	Corsair	direct

Also check the deals for one-way flights from Paris 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 Paris to St.-denis in December from 451€

Return flights