Cheapest one-way flights from Sydney to Tongatapu in December from 257€

AirHint found the following cheapest one-way flights from Sydney (SYD) to Tongatapu (TBU) in December 2025 (see full year).

One-Way flights

09 Dec Fiji Airways
30 Dec Qantas direct
27 Dec Qantas direct
11 Dec Air New Zealand
25 Dec Fiji Airways
09 Dec Qantas direct
19 Dec Fiji Airways
24 Dec Fiji Airways
24 Dec Qantas direct
20 Dec Qantas direct

Also check the deals for return flights from Sydney to Tongatapu 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 Tongatapu

Cheap car rent in Tongatapu

Feel free to contact us with any feedback or request another flight research.