AirHint found the following cheapest return flights from Kolkata (CCU) to Singapore (SIN) in March 2026 (see full year).

Return flights

25 Mar - 31 Mar	Malaysia Airlines
24 Mar - 31 Mar	Malaysia Airlines
22 Mar - 28 Mar	IndiGo
11 Mar - 12 Mar	AirAsia
11 Mar - 25 Mar	AirAsia
11 Mar - 30 Mar	AirAsia
10 Mar - 25 Mar	Singapore Airlines	direct
07 Mar - 14 Mar	Singapore Airlines	direct
11 Mar - 18 Mar	Singapore Airlines	direct
10 Mar - 14 Mar	Singapore Airlines	direct
25 Mar - 14 Apr	AirAsia
25 Mar - 12 Apr	AirAsia
22 Mar - 12 Apr	AirAsia
24 Mar - 12 Apr	Thai AirAsia
24 Mar - 14 Apr	Air India Express

Also check the deals for one-way flights from Kolkata to Singapore in March.

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 Singapore in March from $207

Return flights