Boston (BOS) to Sydney (SYD)
Flight time
≈ 21h 00m
Bearing
270° W
Boston (BOS) to Sydney (SYD) is 10,098 miles (16,251 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
Route traffic
No carrier has filed nonstop BOS–SYDservice with the US Department of Transportation. That usually means the route is served with a connection, or only by carriers outside the DOT's reporting scope. The distance, map, and airport detail still apply.
The airports
Sydney
AU
Sydney Kingsford Smith International Airport
Coordinates
33.95°S, 151.18°E
Hemisphere
S · E
Frequently asked
How far is Boston (BOS) from Sydney (SYD)?
BOS to SYD is 10,098 miles (16,251 km / 8,775 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BOS to SYD?
A nonstop covers the 10,098-mile great-circle distance in roughly 21h 00m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
Is BOS–SYD a nonstop route?
No US DOT nonstop filings were found for BOS–SYD, so it is typically flown with a connection. The great-circle distance above still applies to the direct path.
What mileage do I earn flying BOS–SYD?
Distance-based programs credit off the 10,098-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Other routes from BOS
Popular long-haul routes