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

Return flights

14 Mar - 17 Mar	Air India
16 Mar - 23 Mar	Air India
13 Mar - 17 Mar	Air India
04 Mar - 05 Mar	Air India
09 Mar - 16 Mar	Air India
05 Mar - 01 Apr	Air India
08 Mar - 12 Mar	Air India
25 Mar - 01 Apr	Air India
03 Mar - 06 Mar	Air India
09 Mar - 22 Mar	Air India
10 Mar - 22 Mar	Air India
19 Mar - 23 Mar	Air India
18 Mar - 17 Apr	Air India
18 Mar - 17 Apr	IndiGo	direct
25 Mar - 01 Apr	IndiGo	direct
05 Mar - 01 Apr	IndiGo	direct

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 152€

Return flights