AirHint found the following cheapest return flights from Auckland (AKL) to Tongatapu (TBU) in January 2026 (see full year).

Return flights

28 Jan - 31 Jan	Fiji Airways
27 Jan - 03 Feb	Fiji Airways
21 Jan - 28 Jan	Fiji Airways
22 Jan - 05 Feb	Fiji Airways
23 Jan - 05 Feb	Fiji Airways
21 Jan - 20 Feb	Fiji Airways
30 Jan - 02 Feb	Fiji Airways
29 Jan - 02 Feb	Fiji Airways
16 Jan - 07 Feb	Fiji Airways
16 Jan - 21 Jan	Fiji Airways
15 Jan - 21 Jan	Fiji Airways
15 Jan - 02 Feb	Fiji Airways
14 Jan - 21 Jan	Fiji Airways
26 Jan - 02 Feb	Fiji Airways
16 Jan - 20 Jan	Fiji Airways
19 Jan - 28 Jan	Fiji Airways
19 Jan - 26 Jan	Fiji Airways
24 Jan - 29 Jan	Fiji Airways
24 Jan - 05 Feb	Fiji Airways
17 Jan - 20 Jan	Fiji Airways

Also check the deals for one-way flights from Auckland to Tongatapu in January.

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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Cheapest return flights from Auckland to Tongatapu in January from $286

Return flights