Cheapest one-way flights from Cairns to Singapore in December from $236

Best time to book flights for Cairns (CNS) to Singapore (SIN) flights at AirHint

AirHint found the following cheapest one-way flights from Cairns (CNS) to Singapore (SIN) in December 2025 (see full year).

One-Way flights

05 Dec Jetstar
22 Dec Jetstar
17 Dec Jetstar
15 Dec Jetstar
18 Dec Indonesia AirAsia
22 Dec Singapore Airlines direct
30 Dec Qantas
05 Dec Singapore Airlines direct
14 Dec Qantas
14 Dec Virgin Australia direct

Also check the deals for return flights from Cairns to Singapore in December.

Skyscanner

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore