PDX to AUS from $317 in economy

ASAlaska Airlines, Inc.

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

AUS

Austin-Bergstrom International Ai

Austin, United States

$403 USD

-21%$317 USD

Verified about 9 hours ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$364 1$354 2$331 3$354 4$354 5$354 6$354 7$354 8$331 9$331 10$354 11$354 12$354 13$377 14$377 15$354 16$354 17$377 18$377 19$377 20$377 21$377 22$377 23$384 24$377 25$377 26$462 27$532 28$462 29$387 30$387 31$387 1$377 2$377 3$377

Fair Availability

22% of dates checked are available within 10% of the lowest price

Sunday, December 20th, 2026

8 round-trip options

Returning

Fri, Dec 25, 2026•5 Day Trip

$437 USD

Google Flights

Returning

Sat, Dec 26, 2026•6 Day Trip

$592 USD

Google Flights

Returning

Mon, Dec 28, 2026•8 Day Trip

$532 USD

Google Flights

Returning

Tue, Dec 29, 2026•9 Day Trip

$377 USD

Google Flights

Returning

Wed, Dec 30, 2026•10 Day Trip

$377 USD

Google Flights

Returning

Thu, Dec 31, 2026•11 Day Trip

$377 USD

Google Flights

Returning

Fri, Jan 1, 2027•12 Day Trip

$387 USD

Google Flights

Returning

Sun, Jan 3, 2027•14 Day Trip

$387 USD

Google Flights

Portland (PDX) to Austin (AUS) flight deal in economy from $317

Portland International Airport

Austin-Bergstrom International Ai

December 2026

Sunday, December 20th, 2026