AirHint found the following cheapest return flights from Johannesburg (JNB) to St.-denis (RUN) in October 2025 (see full year).

Return flights

10 Oct - 27 Oct	Air Mauritius
10 Oct - 19 Oct	Air Mauritius
11 Oct - 19 Oct	Air Mauritius
09 Oct - 26 Oct	Air Mauritius
09 Oct - 19 Oct	Air Mauritius
24 Oct - 01 Nov	Air Mauritius
09 Oct - 21 Oct	Air Mauritius
09 Oct - 20 Oct	Air Mauritius
09 Oct - 26 Oct	Air Austral	direct

Also check the deals for one-way flights from Johannesburg to St.-denis in October.

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 Johannesburg to St.-denis in October from 585€

Return flights