Flight time from Seattle, WA to Sydney
If you are actually flying from Seattle, WA, United States to Sydney, Australia or if you are just curious to know the flight time between Seattle, WA and Sydney, this page will give you the information you are looking for.
Click to find Flight time from Sydney to Seattle, WA
Flight time from Seattle, WA to Sydney is 18 hours
One stop flight time from SEA to SYD via SFO is 18 hours (Operated by United Airlines)
The nearest airport to Seattle, WA, is Seattle-Tacoma International Airport (SEA) and the nearest airport to Sydney, is Kingsford Smith Airport (SYD)
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Distance from Seattle, WA to Sydney is approximately 12480 kilometers.
Flight time from Seattle, WA to Sydney via Los Angeles • SEA to SYD via LAX
Flight duration from Seattle-Tacoma International Airport to Kingsford Smith Airport via Los Angeles International Airport, United States on Alaska Airlines flight is 18 hours 35 minutes
|
SEA to LAX 2 hrs 40 mins |
LAX Waiting Time 1 hr 16 mins |
LAX to SYD 14 hrs 39 mins |
Total Duration: 18 hrs 35 mins |
Flight time from Seattle, WA to Sydney via Los Angeles • SEA to SYD via LAX
Flight duration from Seattle-Tacoma International Airport to Kingsford Smith Airport via Los Angeles International Airport, United States on Delta Air Lines flight is 19 hours 2 minutes
|
SEA to LAX 2 hrs 42 mins |
LAX Waiting Time 1 hr 41 mins |
LAX to SYD 14 hrs 39 mins |
Total Duration: 19 hrs 2 mins |
How long does it take to fly from Seattle, WA to Sydney?
There are very few non-stop flights from Seattle, WA to Sydney. Therefore, you'll have to take connecting flights. In such cases, flight time depend on the stopover destination specified by your airline or the one you choose while booking your ticket.
Direct flights from Seattle, WA to Sydney with stop-over takes between 18 hours to 20 hours based on stopover city.
Waiting time at stopover destination while flying from Seattle, WA to Sydney is between 18 hours to 20 hours based on airline you choose.
Airlines operating flights between Seattle, WA and Sydney
- American Airlines
- Alaska Airlines
- Delta Air Lines
- Hawaiian Airlines
- Qantas
- United Airlines
Seattle, WA time is 17 hours behind Sydney
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Current time in Seattle, WA, United States : Thu, 18 Jun, 2026, |
10:14 PM | |
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Current time in Sydney, Australia :, Fri, 19 Jun, 2026, |
03:14 PM |
SEA to SYD Flight - Seattle, WA Airport to Sydney Airport Flight Route Map
Location of Seattle, WA Airport & Sydney Airport is given below. Click the map to view Seattle, WA to Sydney flight path and travel direction.
Find flying time from Seattle-Tacoma International Airport or Seattle, WA or any other airport or city in United States to various other destinations around the world using this flight time calculator.
A list of major Cities/Airports around the world is given below. Click on any of the airport names given below to find the flight distance from Seattle, WA to those airports.
Find flight time from Seattle-Tacoma International Airport or Seattle, WA or any other airport or city in United States to various other destinations around the world using this flight time calculator.
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