Cheapest return flights from Sydney to Tongatapu in August from $428

AirHint found the following cheapest return flights from Sydney (SYD) to Tongatapu (TBU) in August 2026 (see full year).

Return flights

13 Aug - 29 Aug Fiji Airways
07 Aug - 14 Aug Fiji Airways
21 Aug - 27 Aug Fiji Airways
17 Aug - 24 Aug Fiji Airways
29 Aug - 08 Sep Qantas
21 Aug - 25 Sep Fiji Airways
01 Aug - 13 Aug Qantas
08 Aug - 15 Aug Qantas direct
22 Aug - 26 Sep Qantas direct
29 Aug - 08 Sep Qantas direct

Also check the deals for one-way flights from Sydney to Tongatapu in August.

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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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