AirHint found the following cheapest return flights from Trivandrum (TRV) to Singapore (SIN) in December 2025 (see full year).

Return flights

26 Dec - 30 Dec	SriLankan Airlines
13 Dec - 18 Dec	AirAsia
13 Dec - 14 Dec	AirAsia
13 Dec - 30 Dec	AirAsia
13 Dec - 27 Dec	AirAsia
13 Dec - 29 Dec	AirAsia
13 Dec - 01 Jan	AirAsia
13 Dec - 20 Dec	AirAsia
13 Dec - 19 Dec	AirAsia
27 Dec - 30 Dec	AirAsia
30 Dec - 06 Jan	AirAsia
27 Dec - 06 Jan	AirAsia
27 Dec - 29 Dec	AirAsia
30 Dec - 01 Jan	AirAsia
27 Dec - 01 Jan	AirAsia
26 Dec - 06 Jan	Air India Express
19 Dec - 06 Jan	Air India Express
26 Dec - 01 Jan	Air India Express
19 Dec - 01 Jan	Air India Express

Also check the deals for one-way flights from Trivandrum to Singapore in December.

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 Trivandrum to Singapore in December from $286

Return flights