Cheapest return flights from Sydney to Tongatapu in September from 326€

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

Return flights

01 Sep - 15 Sep Fiji Airways
01 Sep - 15 Sep Qantas direct

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

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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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