AirHint found the following cheapest return flights from Cairns (CNS) to Singapore (SIN) in June 2026 (see full year).
Return flights
| 03 Jun - 17 Jun | Qantas | ||
| 03 Jun - 17 Jun | Singapore Airlines | direct | |
| 19 Jun - 06 Jul | Jetstar | ||
| 19 Jun - 06 Jul | Singapore Airlines | direct |
Also check the deals for one-way flights from Cairns to Singapore in June.
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