✈ JFK → SYD

19H 49M IN ECONOMY = A FELONY AGAINST YOURSELF. UPGRADE.

Flight time
19h 49m
Distance
9,950 mi
Or
16,013 km
Jet lag
14h

Flight from New York to Sydney

From JFK (JFK), USA North America  →  Kingsford Smith (SYD), Australia Oceania

How long is the flight from New York to Sydney?

A nonstop flight from New York (JFK) to Sydney (SYD) takes about 19 hours 49 minutes, covering a great-circle distance of 9,950 miles (16,013 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

19h 49m

Nonstop, scheduled

Distance

9,950 mi

16,013 km · great-circle

Avg speed

808 km/h

Door-to-door including taxi

Time zones & jet lag

New York timezone

UTC-4

America/New_York

Sydney timezone

UTC+10

Australia/Sydney

Time difference

+14h

14 hours ahead

Jet lag (rough)

~14d

Eastward — worse

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 2370 kg CO₂
🚗 Car (alone) 2738 kg CO₂
🚆 Train 657 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.