£91 Cheap Alaska Airlines flights from Austin to Seattle (AUS→SEA)

View £91 flight on Wed, 6 May 2026Opens in a new window

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Alaska Airlines flights from Austin to Seattle (AUS→SEA)

Prices were available within the past 7 days and start at £91 for one-way flights and £173 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 9 May - Wed, 13 May
AUS
Austin
SEA
Seattle
£173 Return, found 3 days ago
£173
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 9 May from Austin to Seattle, returning Wed, 13 May, priced at £173 found 3 days ago
Alaska Airlines
Thu, 16 Apr - Wed, 22 Apr
AUS
Austin
SEA
Seattle
£194 Return, found 6 days ago
£194
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 16 Apr from Austin to Seattle, returning Wed, 22 Apr, priced at £194 found 6 days ago
Alaska Airlines
Sat, 9 May - Wed, 13 May
AUS
Austin
SEA
Seattle
£195 Return, found 3 days ago
£195
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 9 May from Austin to Seattle, returning Wed, 13 May, priced at £195 found 3 days ago
Alaska Airlines
Sat, 9 May - Wed, 13 May
AUS
Austin
SEA
Seattle
£196 Return, found 3 days ago
£196
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 9 May from Austin to Seattle, returning Wed, 13 May, priced at £196 found 3 days ago
Alaska Airlines
Thu, 16 Apr - Wed, 22 Apr
AUS
Austin
SEA
Seattle
£200 Return, found 6 days ago
£200
Return
found 6 days ago
Select Alaska Airlines flight, departing Thu, 16 Apr from Austin to Seattle, returning Wed, 22 Apr, priced at £200 found 6 days ago
Alaska Airlines
Sat, 9 May - Wed, 13 May
AUS
Austin
SEA
Seattle
£217 Return, found 3 days ago
£217
Return
found 3 days ago
Select Alaska Airlines flight, departing Sat, 9 May from Austin to Seattle, returning Wed, 13 May, priced at £217 found 3 days ago

Find the cheapest month to fly from Austin (AUS) to Seattle (SEA)

February is typically the cheapest month to fly

From £102 - £172 per traveller.

Frequently asked questions

How much is an Alaska Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA)?
Landing cheap one-way Alaska Airlines flights from AUS to SEA from £91 on Expedia is a breeze — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from £173 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from AUS to SEA with Alaska Airlines?
Alaska Airlines flights to Seattle are generally cheaper in the quieter months of January and February. Whether you're after a return or one-way ticket, you could land a better deal then.
Does Alaska Airlines fly nonstop from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA)?
Yes, you can fly from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA) on any of Alaska Airlines's 18 direct weekly flights. Use our "Nonstop" and "Airline" filters to find the Alaska Airlines flight that'll arrive at SEA at a time that suits you.
How long does it take to fly from AUS to SEA with Alaska Airlines?
From wheels-up to touchdown, a nonstop Alaska Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA) takes approximately 4h 42m.
Which day of the week has the most Alaska Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA)?
If you're looking for flexibility, Saturday offers the most choice for Alaska Airlines flights from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA). Take your pick of 3 different departures.
What airports does Alaska Airlines fly into in Seattle?
Seattle - Tacoma Intl. Airport (SEA) is the primary Seattle hub for Alaska Airlines flights from Austin-Bergstrom Intl. Airport (AUS).
What type of plane does Alaska Airlines fly from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA)?
For the Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA) route, Alaska Airlines typically uses Boeing 737-900 and Boeing 737 MAX 9 planes. Don't forget that last-minute changes are possible for operational needs, meaning your flight may be on a different aircraft.
Can I change or cancel my Alaska Airlines flight from Austin-Bergstrom Intl. Airport (AUS) to Seattle - Tacoma Intl. Airport (SEA)?
Depending on the type of fare you purchased, a fee may apply if you modify or cancel your flight more than 24 hours after confirmation. To secure flexible fares, select our "No cancel fee" or "Changes included" filter while looking for flights. For more details on cancelling or changing your reservation, go to "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines
Popular airline
Alaska Airlines
Distance
2829 km
Average flight time
2 hours 56 mins

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