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

Return flights

15 Sep - 25 Sep	IndiGo
03 Sep - 06 Sep	IndiGo
17 Sep - 23 Sep	IndiGo
03 Sep - 11 Sep	IndiGo
06 Sep - 18 Sep	IndiGo
08 Sep - 16 Sep	IndiGo
18 Sep - 24 Sep	Air India
13 Sep - 16 Sep	IndiGo
11 Sep - 18 Sep	Air India
04 Sep - 17 Sep	Air India
25 Sep - 01 Oct	Air India
05 Sep - 05 Oct	Air India
29 Sep - 07 Oct	IndiGo
25 Sep - 02 Oct	Air India
28 Sep - 15 Oct	Air India
25 Sep - 03 Oct	Air India
28 Sep - 05 Oct	IndiGo
29 Sep - 04 Oct	IndiGo
27 Sep - 04 Oct	IndiGo
25 Sep - 01 Oct	Air Mauritius	direct

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 421€

Return flights