$93 Cheap Flights from Portland (PDX) to Austin (AUS)

View $93 flight on Fri, Aug 15, 2025Opens in a new window

Popular airlines from Portland International Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)

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Cheap Flights from Portland to Austin (PDX-AUS)

Prices were available within the past 7 days and start at $93 for one-way flights and $147 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Fri, Oct 31 - Mon, Nov 3
PDX
Portland
AUS
Austin
$147 Roundtrip, found 4 days ago
$147
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Fri, Oct 31 from Portland to Austin, returning Mon, Nov 3, priced at $147 found 4 days ago
Southwest Airlines
Wed, Nov 12 - Wed, Nov 19
PDX
Portland
AUS
Austin
$151 Roundtrip, found 5 days ago
$151
Roundtrip
found 5 days ago
Select Southwest Airlines flight, departing Wed, Nov 12 from Portland to Austin, returning Wed, Nov 19, priced at $151 found 5 days ago
Spirit Airlines
Tue, Oct 28 - Sat, Nov 1
PDX
Portland
AUS
Austin
$157 Roundtrip, found 8 hours ago
$157
Roundtrip
found 8 hours ago
Select Spirit Airlines flight, departing Tue, Oct 28 from Portland to Austin, returning Sat, Nov 1, priced at $157 found 8 hours ago
Southwest Airlines
Tue, Oct 28 - Thu, Oct 30
PDX
Portland
AUS
Austin
$168 Roundtrip, found 4 days ago
$168
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Oct 28 from Portland to Austin, returning Thu, Oct 30, priced at $168 found 4 days ago
Spirit Airlines
Tue, Oct 28 - Sat, Nov 1
PDX
Portland
AUS
Austin
$172 Roundtrip, found 8 hours ago
$172
Roundtrip
found 8 hours ago
Select Spirit Airlines flight, departing Tue, Oct 28 from Portland to Austin, returning Sat, Nov 1, priced at $172 found 8 hours ago
Spirit Airlines
Tue, Oct 7 - Sun, Oct 12
PDX
Portland
AUS
Austin
$176 Roundtrip, found 4 hours ago
$176
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, Oct 7 from Portland to Austin, returning Sun, Oct 12, priced at $176 found 4 hours ago
Spirit Airlines
Tue, Oct 21 - Fri, Oct 24
PDX
Portland
AUS
Austin
$179 Roundtrip, found 8 hours ago
$179
Roundtrip
found 8 hours ago
Select Spirit Airlines flight, departing Tue, Oct 21 from Portland to Austin, returning Fri, Oct 24, priced at $179 found 8 hours ago
Delta
Fri, Oct 3 - Wed, Oct 8
PDX
Portland
AUS
Austin
$181 Roundtrip, found 4 hours ago
$181
Roundtrip
found 4 hours ago
Select Delta flight, departing Fri, Oct 3 from Portland to Austin, returning Wed, Oct 8, priced at $181 found 4 hours ago
Alaska Airlines
Tue, Sep 30 - Wed, Oct 8
PDX
Portland
AUS
Austin
$187 Roundtrip, found 22 hours ago
$187
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Tue, Sep 30 from Portland to Austin, returning Wed, Oct 8, priced at $187 found 22 hours ago
United
Sat, Oct 4 - Wed, Oct 8
PDX
Portland
AUS
Austin
$194 Roundtrip, found 7 hours ago
$194
Roundtrip
found 7 hours ago
Select United flight, departing Sat, Oct 4 from Portland to Austin, returning Wed, Oct 8, priced at $194 found 7 hours ago

Find the cheapest month to fly from Portland (PDX) to Austin (AUS)

September is typically the cheapest month to fly

From $118 - $181 per traveler.

Graph displaying average flight prices per month

Flights from Portland (PDX) to Austin (AUS)
Origin airport
Portland Intl.
Destination airport
Austin-Bergstrom Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$147
Distance
1712 mi
Average flight time
8 hours 21 mins

Portland to Austin Flights

The cheapest times to fly from Portland to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Portland to Austin are during the month of October. You can find some of the cheapest flights from Portland to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Portland to Austin

Sunday is one of the best days to book for cheap flights from Portland to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Portland to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Portland to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $93 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Portland to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Portland to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) cost?
Cheap return fares from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) start at $235. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Alaska Airlines flight leaving PDX on August 8 2025 and touching down at AUS. The price was last updated on July 12 2025 and has not changed since.
What is the cheapest month to fly from PDX to AUS?
The cheapest flights from PDX to AUS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
If you're departing from Portland Intl. Airport (PDX), you can board a nonstop flight to Austin-Bergstrom Intl. Airport (AUS) with Alaska Airlines.
What is the cheapest airline that flies from PDX to AUS?
Journey from PDX to AUS with Alaska Airlines. This airline currently offers the lowest one-way fare on this route, starting at $139. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from PDX on October 7 2025. Prices were last updated on July 12 2025 and have not changed since.
How many flights per day from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
On average, you can take your pick of 4 direct flights departing from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) every week. If you don't see one that suits your schedule, consider hopping on a flight that includes a layover. Filter your search on Expedia to include one or more stops and choose the best alternative.
What are the most popular departure times for flights from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
Flights between PDX and AUS tend to be busiest at 12 PM. If you're after a more relaxed trip and possibly cheaper tickets, look for a departure outside the usual busy windows.
What day of the week has the most flights from PDX to AUS?
If you travel on a Friday, you'll get the greatest range of options for flights from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS).
What is the earliest flight from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
Hop on the earliest flight at around 12:08PM UTC-8, leaving from Portland Intl. Airport (PDX). You'll be traveling for around 3h 51m, coming in to land at Austin-Bergstrom Intl. Airport (AUS) at approximately 5:59PM UTC-6.
How long does it take to fly from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
Flights from PDX to AUS have an average travel time of 3 hours and 51 minutes. The total distance between the two airports is 1,700 mi.
What airline has the least delays from PDX to AUS?
Consider traveling with American Airlines if you'd like to fly straight from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) without any delays. This carrier has the best track record for punctuality, with an on-time score of 90%. Want real-time updates? You can check your flight status using the Expedia App.
What is the best time to fly from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
To avoid possible delays on the Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) route, aim to fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Austin from Portland Intl. Airport (PDX)?
Austin-Bergstrom Intl. Airport (AUS) is the only airport in Austin with direct flights from Portland Intl. Airport (PDX). Compare your options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Last-minute fares from PDX to AUS are generally more expensive. For the best prices, start looking for flights ahead of time. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a PDX to AUS flight and hotel package?
You'll generally save money by booking a PDX to AUS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your ideal flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Portland Intl. Airport (PDX) to Austin-Bergstrom Intl. Airport (AUS)?
In most cases, you can cancel or modify your PDX to AUS flight. However, there may be additional fees, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need more information, go to our Customer Service portal.

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