✈ MIA → SYD

MIAMI → SYDNEY: 18H 38M. BUSINESS CLASS OR THERAPY. PICK ONE.

Flight time
18h 38m
Distance
9,334 mi
Or
15,022 km
Jet lag
14h

Flight from Miami to Sydney

From Miami International (MIA), USA North America  →  Kingsford Smith (SYD), Australia Oceania

↔ Flying the other way? Sydney → Miami

How long is the flight from Miami to Sydney?

A nonstop flight from Miami (MIA) to Sydney (SYD) takes about 18 hours 38 minutes, covering a great-circle distance of 9,334 miles (15,022 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

18h 38m

Nonstop, scheduled

Distance

9,334 mi

15,022 km · great-circle

Avg speed

806 km/h

Door-to-door including taxi

Time zones & jet lag

Miami 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 2223 kg CO₂
🚗 Car (alone) 2569 kg CO₂
🚆 Train 616 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.