Earn point on your loyalty program!arrow arc left

Cheap flights from Austin (AUS) to Portland (PDX)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Austin (AUS) to Portland (PDX)

How to find the cheapest flight from Austin (AUS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Austin to Portland in September , October 2026

30 Sep - 20 Oct $ 323.00
AUS
Austin
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
AUS
Austin
Pick dates
30 Sep - 09 Oct $ 479.00
AUS
Austin
Frontier Airlines
1 STOPS
PDX
Portland
PDX
Portland
Frontier Airlines
1 STOPS
AUS
Austin
Pick dates
29 Sep - 09 Oct $ 867.00
AUS
Austin
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
AUS
Austin
Pick dates

Last minute flights from Austin to Portland

30 Sep - 30 Sep $ 517.00
AUS
Austin
United Airlines
1 STOPS
PDX
Portland
PDX
Portland
United Airlines
1 STOPS
AUS
Austin
Pick dates
30 Sep - 30 Sep $ 517.00
AUS
Austin
United Airlines
1 STOPS
PDX
Portland
PDX
Portland
United Airlines
1 STOPS
AUS
Austin
Pick dates
29 Sep - 30 Sep $ 931.00
AUS
Austin
Alaska Airlines
DIRECT
PDX
Portland
PDX
Portland
Alaska Airlines
DIRECT
AUS
Austin
Pick dates

One-way flights to Portland from Austin

8:24 PM - 10:00 AM
Frontier Airlines
1 Stops
17h 19m
AUS - PDX
$ 216
Kiwi
Pick dates
11:06 AM - 1:25 PM
United Airlines
1 Stops
5h 57m
AUS - PDX
$ 259
Kiwi
Pick dates
5:52 PM - 5:52 PM
Alaska Airlines
0 Stops
4h 12m
AUS - PDX
$ 466
Kiwi
Pick dates

How to find the cheapest flight from Austin (AUS) to Portland (PDX)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Austin (AUS) to Portland (PDX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.