Cheapest one-way flights from Honolulu to Tongatapu in April from $503

AirHint found the following cheapest one-way flights from Honolulu (HNL) to Tongatapu (TBU) in April 2026 (see full year).

One-Way flights

02 Apr Fiji Airways

Also check the deals for return flights from Honolulu to Tongatapu in April.

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