AirHint found the following cheapest return flights from Kolkata (CCU) to Muscat (MCT) in September 2025 (see full year).

Return flights

03 Sep - 10 Sep	Air India
03 Sep - 05 Sep	Air India
04 Sep - 11 Sep	Air India
04 Sep - 09 Sep	Air India
04 Sep - 10 Sep	Air India
10 Sep - 15 Sep	Air India
04 Sep - 13 Sep	Air India
11 Sep - 14 Sep	Air India
09 Sep - 16 Sep	IndiGo
05 Sep - 09 Sep	IndiGo
29 Sep - 06 Oct	Akasa Air
30 Sep - 05 Oct	IndiGo
12 Sep - 01 Oct	Air India Express
12 Sep - 02 Oct	Air India Express
29 Sep - 02 Oct	IndiGo
26 Sep - 01 Oct	Air India Express
26 Sep - 02 Oct	Air India Express
26 Sep - 04 Oct	Air India Express
17 Sep - 02 Oct	Air India Express
17 Sep - 04 Oct	Air India Express

Also check the deals for one-way flights from Kolkata to Muscat 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 Kolkata to Muscat in September from 149€

Return flights