AirHint found the following cheapest one-way flights from Tongatapu (TBU) to Sydney (SYD) in December 2025 (see full year).
One-Way flights
| 11 Dec | Fiji Airways | ||
| 12 Dec | Fiji Airways | ||
| 24 Dec | Fiji Airways | ||
| 09 Dec | Fiji Airways | ||
| 03 Dec | Fiji Airways | ||
| 04 Dec | Fiji Airways | ||
| 13 Dec | Fiji Airways | ||
| 01 Dec | Fiji Airways | ||
| 02 Dec | Fiji Airways | ||
| 31 Dec | Fiji Airways |
Also check the deals for return flights from Tongatapu to Sydney in December.
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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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