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

Return flights

15 Jan - 28 Jan	IndiGo
22 Jan - 26 Jan	IndiGo	direct
28 Jan - 09 Feb	AirAsia
28 Jan - 07 Feb	AirAsia
23 Jan - 27 Jan	IndiGo	direct
28 Jan - 28 Jan	AirAsia
18 Jan - 07 Feb	AirAsia
23 Jan - 26 Jan	Singapore Airlines	direct
18 Jan - 28 Jan	AirAsia
18 Jan - 26 Jan	AirAsia
18 Jan - 27 Jan	AirAsia
22 Jan - 07 Feb	AirAsia
22 Jan - 09 Feb	AirAsia
23 Jan - 09 Feb	AirAsia
23 Jan - 07 Feb	AirAsia
22 Jan - 28 Jan	AirAsia
23 Jan - 28 Jan	AirAsia
28 Jan - 18 Feb	AirAsia
25 Jan - 07 Feb	AirAsia
25 Jan - 09 Feb	AirAsia

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

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 January from 232€

Return flights