AirHint found the following cheapest return flights from Nandi (NAN) to Tongatapu (TBU) in September 2025 (see full year).
Return flights
| 22 Sep - 24 Sep | Fiji Airways | direct | |
| 29 Sep - 30 Sep | Fiji Airways | direct | |
| 09 Sep - 13 Sep | Fiji Airways | direct |
Also check the deals for one-way flights from Nandi to Tongatapu in September.
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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