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Did you mean flights from Adelaide to Seattle / Tacoma?
United States
Seattle–Tacoma International Airport
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Australia
Adelaide International Airport
At present, there are no direct flights from Seattle / Tacoma to Adelaide.
However, there are several flights from SEA to ADL with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from SEA to ADL, and to see what flight schedules are available.
In Adelaide, the summers are known for being warm, long, and dry, with temperatures typically reaching about 30°C (86°F). The area’s breathtaking scenery complements the sun-filled lifestyle, making it a popular destination for visitors all year round who are looking for relaxation, fun by the water, and the beauty of the outdoors.
Adelaide is best explored from mid-spring to summer, specifically between October and March, as most rainfall occurs from April to August.

In total there are 5 airlines that cover the full route from Seattle / Tacoma SEA to Adelaide ADL. These airlines are:
All other flights from Seattle / Tacoma to Adelaide are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Seattle / Tacoma SEA to Adelaide ADL. These alliances are:
You can fly the full journey from SEA to ADL in Economy, Premium Economy and Business Class. First Class is not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy, Premium Economy, Business and First Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy, Premium Economy and Business Class.
Currently, there is only one aircraft type that covers the full route (with 1 stopover) from Seattle / Tacoma to Adelaide, which is the Airbus A350-900.
All other flights from Seattle / Tacoma to Adelaide are operated by a combination of multiple aircraft types.
The distance between Seattle / Tacoma and Adelaide is 8,347 miles (13,434 kilometers).
However, because there are no direct flights between SEA and ADL, the distance of the full journey varies between 8,749 and 14,242 miles (or 14,080 and 22,920 kilometers), depending on your stopover airport.
Flights from Seattle / Tacoma to Adelaide take from 18 hours and 12 minutes up to 28 hours and 10 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in Adelaide: Adelaide International Airport (ADL).
From 18 hours and 12 minutes up to 28 hours and 10 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between SEA and ADL, the total distance of the full journey varies between 8,749 and 14,242 miles (or 14,080 and 22,920 kilometers), depending on your stopover airport.
United Airlines, Cathay Pacific, Singapore Airlines, Qatar Airways and Emirates are flying the full route from Seattle / Tacoma to Adelaide.
Delta, Alaska and China Eastern operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Seattle / Tacoma to Adelaide.
You can fly the full route from Seattle / Tacoma to Adelaide (with 1 stopover) in Economy, Premium Economy and Business Class.
Aircraft types that fly the full route from Seattle / Tacoma to Adelaide (with 1 stopover):
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