Portland to Austin

PDXAUS

Fly from Portland to Austin starting at USD 132 with Frontier Airlines.Best fare available on Sep 17, 2026.Limited seats. Better plans. Book before it's gone.

Portland to Austin cheapest flights this week

9 Sept
Southwest Airlines
06:55PDX
15:15AUS
1 StopUSD 146VIEW DEAL
14 Sept
Alaska Airlines
17:48PDX
21:59AUS
DirectUSD 144VIEW DEAL
14 Sept
Frontier Airlines
12:38PDX
17:29AUS
1 StopUSD 187VIEW DEAL
15 Sept
Southwest Airlines
08:00PDX
14:25AUS
1 StopUSD 215VIEW DEAL
16 Sept
Southwest Airlines
05:50PDX
13:55AUS
1 StopUSD 169VIEW DEAL
17 Sept
Frontier Airlines
12:38PDX
10:30AUS
1 StopUSD 132VIEW DEAL

Portland to Austin monthly flight fare trend

Sep
from USD 132
Oct
No flights
Nov
No flights
Dec
No flights
Jan
No flights
Feb
No flights

Airport Details

Origin

Portland

Portland International Airport (PDX)

Portland, PDX
Zone

Los Angeles

Elev

31 ft

Destination

Austin

Austin Bergstrom International Airport (AUS)

Austin, AUS
Zone

Chicago

Elev

542 ft

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