Portland (PDX) to Austin (AUS) flight deal from $179 USD in economy class

AAAmerican Airlines

Round Trip•Economy

PDX

Portland International Airport

Portland, United States

AUS

Austin-Bergstrom International Ai

Austin, United States

$360 USD

-50%$179 USD

Verified Nov 3, 2025 at 3:37 AM

December 2025

Today

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Tue

Wed

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Sun

1$259 2$263 3$179 4$179 5$179 6$179 7$179 8$179 9$179 10$179 11$179 12$197 13$197 14$215 15$215 16$197 17$242 18$281 19$281 20$311 21$343 22$281 23$342 24$296 25$296 26$367 27$342 28$296 29$296 30$266 31$228 1 2 3 4

Rare Availability

5% of dates checked are available within 10% of the lowest price

Wednesday, December 17th, 2025

10 round-trip options

Returning

Mon, Dec 22, 2025•5 Day Trip

$269 USD

Google Flights

Returning

Tue, Dec 23, 2025•6 Day Trip

$377 USD

Google Flights

Returning

Wed, Dec 24, 2025•7 Day Trip

$316 USD

Google Flights

Returning

Thu, Dec 25, 2025•8 Day Trip

$242 USD

Google Flights

Returning

Fri, Dec 26, 2025•9 Day Trip

$383 USD

Google Flights

Returning

Sat, Dec 27, 2025•10 Day Trip

$448 USD

Google Flights

Returning

Sun, Dec 28, 2025•11 Day Trip

$443 USD

Google Flights

Returning

Mon, Dec 29, 2025•12 Day Trip

$383 USD

Google Flights

Returning

Tue, Dec 30, 2025•13 Day Trip

$338 USD

Google Flights

Returning

Wed, Dec 31, 2025•14 Day Trip

$308 USD

Google Flights