Direct flights from Austin to Seattle AUS → SEA
Alaska Airlines, Delta Air Lines and Southwest Airlines operate nonstop flights from Austin (AUS) to Seattle (SEA). The nonstop flight takes around ~3h 34m, covering 1,770 miles (2,848 km). Updated 29 June 2026.
AUS
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SEA
Round trip
1 adult
Economy
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Alaska Airlines
AS
Delta Air Lines
DL
Southwest Airlines
WN
Departure Schedule next 7 days
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Frequently asked questions
Is there a direct flight from Austin to Seattle?
Yes, Alaska Airlines, Delta Air Lines and 1 more airline operate nonstop flights from Austin (AUS) to Seattle (SEA).
Which airlines fly direct from Austin to Seattle?
Alaska Airlines, Delta Air Lines, Southwest Airlines operate nonstop flights from Austin to Seattle.
How long is the flight from Austin to Seattle?
The nonstop flight from Austin to Seattle takes ~3h 34m (approximately 2848 km).