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Flights between Sydney (Mascot) (SYD) and Nuku'alofa (TBU)

Sydney Kingsford Smith International Airport, Australia ↔ Fua'amotu International Airport, Tonga

A direct route between Sydney (Mascot) and Nuku'alofa appears in the OpenFlights route network.

Airlines currently operating this route:

Observed from recent schedules · as of 6 Aug 2026 — sampled, not a live timetable; confirm with the airline.

Qantas (QF)
Distance
3,585 km
2,228 miles
Est. flight time
4h 59m
great-circle estimate
Time difference
~2h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Australia

Jan
29°
34/24
80mm
Feb
29°
34/24
70mm
Mar
27°
32/22
60mm
Apr
24°
29/19
50mm
May
21°
26/16
70mm
Jun
18°
23/13
80mm
Jul
17°
22/12
90mm
Aug
19°
24/14
90mm
Sep
22°
27/17
70mm
Oct
25°
30/20
75mm
Nov
27°
32/22
80mm
Dec
28°
33/23
90mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Tonga

Jan
26°
31/21
170mm
Feb
26°
31/21
180mm
Mar
26°
31/21
200mm
Apr
25°
30/20
160mm
May
24°
29/19
110mm
Jun
23°
28/18
100mm
Jul
22°
27/17
100mm
Aug
22°
27/17
110mm
Sep
23°
28/18
110mm
Oct
24°
29/19
110mm
Nov
25°
30/20
120mm
Dec
26°
31/21
150mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

Australia: Normal precautions (UK FCDO) ↗Tonga: Normal precautions (UK FCDO) ↗

Common questions

How far is Sydney (Mascot) from Nuku'alofa?

Sydney (Mascot) (SYD) and Nuku'alofa (TBU) are around 3,585 km (2,228 miles) apart — an estimated 4h 59m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the SYD–TBU route?

Airlines recorded operating this route in the OpenFlights network include Qantas. This reflects historical scheduled service and may be out of date.

What is the time difference between Sydney (Mascot) and Nuku'alofa?

Time difference ~ 2 hours (varies with daylight-saving).

When is it warmest in Tonga?

Across Tonga, the warmest month on average is January, with mean temperatures around 26°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Australia and Tonga?

The UK FCDO currently rates Australia as Normal precautions; The UK FCDO rates Tonga as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.