AirHint found the following cheapest one-way flights from Kolkata (CCU) to Singapore (SIN) in April 2026 (see full year).
One-Way flights
| 15 Apr | AirAsia | ||
| 01 Apr | AirAsia | ||
| 05 Apr | AirAsia | ||
| 13 Apr | Air India | ||
| 13 Apr | IndiGo | direct | |
| 11 Apr | IndiGo | direct | |
| 30 Apr | Air India | ||
| 16 Apr | Air India | ||
| 07 Apr | Air India | ||
| 18 Apr | Air India |
Also check the deals for return flights from Kolkata to Singapore in April.
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