AirHint found the following cheapest one-way flights from Kolkata (CCU) to Singapore (SIN) in January 2026 (see full year).
One-Way flights
| 28 Jan | AirAsia | ||
| 21 Jan | Malaysia Airlines | ||
| 14 Jan | Malaysia Airlines | ||
| 18 Jan | IndiGo | direct | |
| 20 Jan | Air India | ||
| 13 Jan | Air India | ||
| 13 Jan | IndiGo | direct | |
| 24 Jan | Air India | ||
| 10 Jan | IndiGo | ||
| 28 Jan | IndiGo | direct |
Also check the deals for return flights from Kolkata to Singapore in January.
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