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Cheap flights from Portland to Austin from $69

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Austin departing on 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Frontier Logo
12:18 pm - 11:16 pmPDX-AUS
8h 58m1 stop
Frontier Logo
6:00 am - 11:23 amAUS-PDX
7h 23m1 stop
$143Frontier
Find Deal
Thu, Aug 21 - Mon, Aug 25
Frontier Logo
12:25 pm - 11:20 pmPDX-AUS
8h 55m1 stop
Frontier Logo
7:00 am - 11:30 amAUS-PDX
6h 30m1 stop
$151Frontier
Find Deal
Wed, Jul 30 - Wed, Aug 6
Delta Logo
10:20 am - 9:12 pmPDX-AUS
8h 52m1 stop
Delta Logo
12:10 pm - 5:06 pmAUS-PDX
6h 56m1 stop
$195Delta
Find Deal
Wed, Oct 1 - Wed, Oct 8
American Airlines Logo
2:56 pm - 12:23 amPDX-AUS
7h 27m1 stop
American Airlines Logo
6:00 am - 12:54 pmAUS-PDX
8h 54m1 stop
$197American Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
Southwest Logo
5:10 am - 2:05 pmPDX-AUS
6h 55m2 stops
Southwest Logo
5:50 am - 11:55 amAUS-PDX
8h 05m1 stop
$200Southwest
Find Deal
Sat, Aug 16 - Sat, Aug 23
Southwest Logo
5:10 am - 2:05 pmPDX-AUS
6h 55m2 stops
Southwest Logo
10:30 am - 4:15 pmAUS-PDX
7h 45m2 stops
$205Southwest
Find Deal
Sat, Aug 16 - Sat, Aug 23
American Airlines Logo
12:59 am - 10:14 amPDX-AUS
7h 15m1 stop
American Airlines Logo
5:30 am - 10:42 amAUS-PDX
7h 12m1 stop
$213American Airlines
Find Deal
Mon, Jul 14 - Tue, Jul 22
Alaska Airlines Logo
10:55 am - 4:56 pmPDX-AUS
4h 01mnonstop
Alaska Airlines Logo
5:50 pm - 7:59 pmAUS-PDX
4h 09mnonstop
$215Alaska Airlines
Find Deal
Sat, Aug 16 - Sat, Aug 23
Delta Logo
1:34 pm - 10:05 pmPDX-AUS
6h 31m1 stop
Delta Logo
7:20 am - 12:33 pmAUS-PDX
7h 13m1 stop
$217Delta
Find Deal
Mon, Dec 22 - Wed, Dec 24
Alaska Airlines Logo
10:52 am - 4:46 pmPDX-AUS
3h 54mnonstop
Alaska Airlines Logo
7:15 am - 9:38 amAUS-PDX
4h 23mnonstop
$237Alaska Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 4

Delta flights from Portland to Austin

Our best Delta deals on Portland to Austin flight tickets
Delta
Oct 1
PDX10:20 amPortland
8h 52m
1 stop
AUS9:12 pmAustin Bergstrom
Oct 8
AUS12:10 pmAustin Bergstrom
6h 56m
1 stop
PDX5:06 pmPortland
Delta
Dec 22
PDX1:34 pmPortland
6h 31m
1 stop
AUS10:05 pmAustin Bergstrom
Dec 24
AUS7:20 amAustin Bergstrom
7h 13m
1 stop
PDX12:33 pmPortland
Delta
Jul 17
PDX12:40 amPortland
7h 10m
1 stop
AUS9:50 amAustin Bergstrom
Jul 22
AUS6:10 pmAustin Bergstrom
8h 18m
1 stop
PDX12:28 amPortland

Hawaiian Airlines flights from Portland to Austin

Our best Hawaiian Airlines deals on Portland to Austin flight tickets
Hawaiian Airlines
Aug 16
PDX5:35 pmPortland
4h 07m
AUS11:42 pmAustin Bergstrom
Aug 23
AUS5:50 pmAustin Bergstrom
4h 09m
PDX7:59 pmPortland
Hawaiian Airlines
Aug 16
PDX5:35 pmPortland
4h 07m
AUS11:42 pmAustin Bergstrom
Aug 23
AUS7:21 amAustin Bergstrom
4h 09m
PDX9:30 amPortland
Hawaiian Airlines
Aug 14
PDX10:55 amPortland
4h 01m
AUS4:56 pmAustin Bergstrom
Aug 19
AUS7:37 amAustin Bergstrom
4h 13m
PDX9:50 amPortland

See travel insights to Austin from

How to get the cheapest flight ticket from Portland to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Portland is in September. Flight prices, which tend to average around $270, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in September, then February is your next best option. Flight prices from Portland to Austin during February average around $325.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Wednesday when prices can be found for as low as $360. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Austin for around $501.

What is the cheapest time of day to depart on your flight to Austin?

In the evening is the cheapest time of day to fly from Portland to Austin when you can find flight prices for as low as $311. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly at noon, with an average ticket price of $494. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Portland to Austin Bergstrom flight route?

Fly from Portland to Austin Bergstrom for the best Portland - Austin Bergstrom flight prices

How far in advance should I book a flight to Austin?

You are more likely to see cheaper flights to Austin from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Austin for around $358 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Austin from Portland for as low as $279 on momondo.

What cabin class options are available on Portland to Austin Bergstrom flights?

There are 4 cabin classes available to choose from on Portland to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Portland to Austin flight prices changed over time?

As of July 2025, prices for Portland to Austin flights are approximately 39% cheaper when compared to flights at the same time last year.

When to book flights from Portland to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Austin (PDX to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Austin

Best Price Found

$69

Fastest flight time

3h 54m

Direct flights

Every day

Airports in Austin

1 airport
The best one-way flight to Austin from Portland in the past 72 hours is $69. The best round-trip flight deal from Portland to Austin found on momondo in the last 72 hours is $143.
The fastest flight from Portland to Austin takes 3h 54m
Direct flights go from Portland to Austin every day.
There is 1 airport near Austin: Austin Bergstrom (AUS)

  • How far is Portland to Austin Bergstrom by plane?

    The straight-line distance from Portland to Austin Bergstrom is 1706.0 mi. Flights usually cover this in 3h 54m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to Austin Bergstrom Airport?

    Prices for flights from Portland Airport to Austin Bergstrom Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Portland Airport to Austin Bergstrom Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The necessary travel and health documents for your Austin Bergstrom Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to Austin?

  • What is the most popular airline from Portland to Austin?


Best airlines flying from Portland to Austin

Compare and see reviews for airlines that fly from Portland to Austin with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $70Free CancellationRating
6.3
8,103 reviews
Search Spirit Airlines flights
FrontierPriceFrom $110Free CancellationRating
5.9
3,291 reviews
Search Frontier flights
DeltaPriceFrom $178Free CancellationRating
8.0
7,975 reviews
Search Delta flights
SouthwestPriceFrom $204Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
American AirlinesPriceFrom $215Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $228Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $236Free CancellationRating
7.8
2,542 reviews
Search Hawaiian Airlines flights
  • Alaska Airlines Flights From Portland to Austin

    The lowest priced Alaska Airlines flight from Portland to Austin from the last 72 hours was $236. Generally, Alaska Airlines has 13 flights on this route every week with an average price of $387. Alaska Airlines is rated 8.0/10 by our users.

  • Hawaiian Airlines Flights From Portland to Austin

    Another popular option for Portland to Austin flights is Hawaiian Airlines (7.8/10, 2,542 ratings). Hawaiian Airlines flies from Portland to Austin around 14 times per week, with deals starting from $236 round-trip and rising to an average price of around $382.


Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
San Marcos
Round Rock
Wimberley
Georgetown
Canyon Lake
Marble Falls
Dripping Springs
Cedar Park
Horseshoe Bay
Pflugerville
Seguin
Bastrop
Kyle
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Austin?

Finding the right flight to Austin from Portland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Austin quick and easy, saving you time and money.

Can I find flights from Portland to Austin with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Austin flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Austin?

Once all potential Portland to Austin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Portland to Austin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Portland to Austin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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