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

Return flights

30 Aug - 06 Sep	Air India
05 Aug - 06 Aug	IndiGo
09 Aug - 22 Aug	IndiGo
12 Aug - 17 Aug	IndiGo
15 Aug - 21 Aug	IndiGo
06 Aug - 20 Aug	Air India Express
06 Aug - 22 Aug	Air India Express
15 Aug - 20 Aug	Air India Express
10 Aug - 17 Aug	IndiGo
15 Aug - 03 Sep	Air India Express
22 Aug - 03 Sep	Air India Express
15 Aug - 27 Aug	Air India Express
15 Aug - 29 Aug	Air India Express
22 Aug - 05 Sep	Air India Express
22 Aug - 10 Sep	Air India Express

Also check the deals for one-way flights from Kolkata to Muscat in August.

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 August from 163€

Return flights