Cheapest one-way flights from Sydney to Tongatapu in December from $321

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

One-Way flights

02 Dec Fiji Airways
04 Dec Fiji Airways
12 Dec Fiji Airways
16 Dec Fiji Airways
02 Dec Qantas direct
06 Dec Fiji Airways
25 Dec Fiji Airways
01 Dec Fiji Airways
06 Dec Qantas direct
09 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.

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