AirHint found the following cheapest return flights from Delhi (DEL) to Plaisance (MRU) in September 2025 (see full year).

Return flights

01 Sep - 08 Sep	IndiGo
10 Sep - 17 Sep	IndiGo
16 Sep - 17 Sep	Air India
02 Sep - 06 Sep	Air India
16 Sep - 21 Sep	Air India
25 Sep - 01 Oct	Air India
09 Sep - 13 Sep	Air India
02 Sep - 12 Sep	Air India
05 Sep - 08 Sep	Air India
11 Sep - 17 Sep	Air India
18 Sep - 22 Sep	Air India
28 Sep - 04 Oct	Air India
26 Sep - 03 Oct	Air India
25 Sep - 05 Oct	Air India
25 Sep - 01 Oct	Air Mauritius	direct
30 Sep - 09 Oct	IndiGo

Also check the deals for one-way flights from Delhi to Plaisance in September.

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 Delhi to Plaisance in September from $532

Return flights