Wellington (WLG) to Nuku'alofa (TBU): 1,507 miles (2,425 km) great-circle, about 3h 30m nonstop by our estimate. Cheapest fare observed: $578 round-trip on Air New Zealand, with 1 stop, departing July 15, 2026.
$578 round-trip, Air New Zealand NZ456, departing 2026-07-15 at 20:00, returning 2026-07-22. The recorded itinerary left on a Wednesday, returning on a Wednesday 7 nights later; the fare was observed 81 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $578, it ranked 4th of the 16 round-trip fares we recorded from WLG (median $1,496). That is 38.4 cents per great-circle mile (round-trip price over one-way distance), above the WLG median of 22.4 cents across 16 round-trip routes.
Routes from WLG of similar length: Gold Coast (1,506 mi) at $456 and Sydney (1,384 mi) at $396.
Air New Zealand had the cheapest fare on 6 of 16 WLG routes. It is the 13th longest of the 16 routes we track from WLG.
Of 2 departure airports with a fare to Nuku'alofa, Wellington (WLG) ranked 1st at $578. Lowest: $578 from Wellington (WLG); highest: $1690 from San Jose (SJC); 0 nonstop. Cheapest-fare airlines (routes): Air New Zealand (1) and American Airlines (1).
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Pacific/Auckland, Pacific/Tongatapu; flight time is our estimate.