AirHint found the following cheapest return flights from Brisbane (BNE) to Tongatapu (TBU) in December 2025 (see full year).
Return flights
| 11 Dec - 22 Jan | Fiji Airways | ||
| 08 Dec - 16 Dec | Fiji Airways | ||
| 23 Dec - 31 Dec | Fiji Airways | ||
| 11 Dec - 10 Jan | Fiji Airways | ||
| 23 Dec - 13 Jan | Qantas |
Also check the deals for one-way flights from Brisbane to Tongatapu 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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