| Distance | 12,472 km / 7,750 miles |
|---|---|
| Estimated Flight Time | ≈ 14.7 hours nonstop |
| Origin Time Zone | America/Los_Angeles |
| Destination Time Zone | Australia/Sydney |
These carriers are headquartered in one of the two countries on this route — check directly for current route-specific availability:
AA American Airlines
DL Delta Air Lines
UA United Airlines
WN Southwest Airlines
B6 JetBlue Airways
AS Alaska Airlines
A segment on this route typically looks like this in a raw PNR:
2 BA 287 Y 15JUL 2*SEASYD HK1 800A 2000P
The six-letter pair SEASYD tells you the flight departs Seattle and arrives in Sydney.
Seattle (SEA) is approximately 12,472 km (7,750 miles) from Sydney (SYD).
A nonstop flight from SEA to SYD takes roughly 14.7 hours, based on typical long-haul cruise speed. Actual time varies by aircraft, routing, and wind.
Seattle is on America/Los_Angeles and Sydney is on Australia/Sydney — check both before planning connections or calling clients.
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