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Flights from Portland to Austin

What to know about flights from Portland to Austin?

The distance between Portland and Austin is approximately 2,741.67 km. It takes around 5 hours 7 minutes on average to fly from Portland to Austin. Based on Trip.com's data, travel demand peaks in January.

Cheapest one-way
$123
Frontier Airlines Frontier Airlines PDX-AUS 20h 51m · 1 stop Sat, Sep 26
Select flight
Cheapest round-trip
$210
American Airlines American Airlines PDX-AUS 6h 24m · 2 stops Thu, Sep 10 - Sat, Sep 12
Select flight
Recommended airlines
Frontier Airlines Frontier Airlines Cheapest · From $123 American Airlines American Airlines Most booked
When to travel
November
Cheapest
January
Peak season for travel
Route details
2,741.67 km
Flight distance
5h 7m
Average flight time

Explore the cheapest one-way and round-trip flights from Portland to Austin over the next 90 days, with one-way fares from $123 and round-trip from $210. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        PDX 5:48 PM
        4h 11m
        Nonstop
        AUS 11:59 PM
        Portland - Austin | Fri, Sep 25 | Alaska Airlines
        AUS 5:52 PM
        4h 12m
        Nonstop
        PDX 8:04 PM
        Austin - Portland | Fri, Oct 2 | Alaska Airlines
        $310 $393
        21% off
        21% off
        $393 $310
      • PDX 10:45 AM
        4h 4m
        Nonstop
        AUS 4:49 PM
        Portland - Austin | Tue, Nov 3 | Alaska Airlines
        AUS 7:15 AM
        4h 27m
        Nonstop
        PDX 9:42 AM
        Austin - Portland | Mon, Nov 9 | Alaska Airlines
        $310 $393
        21% off
        21% off
        $393 $310
      • PDX 2:12 PM
        6h 24m
        1 stop
        AUS 10:36 PM
        Portland - Austin | Thu, Sep 10 | American Airlines
        AUS 3:14 PM
        6h 6m
        1 stop
        PDX 7:20 PM
        Austin - Portland | Sat, Sep 12 | American Airlines
        $210 $393
        47% off
        47% off
        $393 $210
      • PDX 5:30 AM
        5h 57m
        1 stop
        AUS 1:27 PM
        Portland - Austin | Thu, Sep 10 | Delta Air Lines
        AUS 1:30 PM
        9h 17m
        1 stop
        PDX 8:47 PM
        Austin - Portland | Sat, Sep 12 | Delta Air Lines
        $213
        46% off
        $393 $213
      • PDX 12:25 PM
        6h 2m
        1 stop
        AUS 8:27 PM
        Portland - Austin | Fri, Oct 23 | Frontier Airlines
        AUS 1:17 PM
        24h 19m
        1 stop
        PDX 11:36 AM
        Austin - Portland | Wed, Oct 28 | Frontier Airlines
        $219
        44% off
        $393 $219
      • PDX 12:38 PM
        21h 52m
        1 stop
        AUS 12:30 PM
        Portland - Austin | Thu, Sep 10 | Frontier Airlines
        AUS 11:04 PM
        14h 50m
        1 stop
        PDX 11:54 AM
        Austin - Portland | Thu, Sep 17 | Frontier Airlines
        $219
        44% off
        $393 $219
      • PDX 12:24 PM
        20h 51m
        1 stop
        AUS 11:15 AM
        Portland - Austin | Sat, Sep 12 | Frontier Airlines
        AUS 8:24 PM
        17h 19m
        1 stop
        PDX 11:43 AM
        Austin - Portland | Sat, Sep 19 | Frontier Airlines
        $233
        41% off
        $393 $233
      • PDX 10:47 AM
        8h 1m
        1 stop
        AUS 8:48 PM
        Portland - Austin | Tue, Sep 22 | Delta Air Lines
        AUS 6:13 PM
        7h 27m
        1 stop
        PDX 11:40 PM
        Austin - Portland | Fri, Sep 25 | Delta Air Lines
        $240
        39% off
        $393 $240
      • PDX 11:43 AM
        8h 25m
        1 stop
        AUS 10:08 PM
        Portland - Austin | Tue, Nov 3 | Delta Air Lines
        AUS 4:20 PM
        8h 20m
        1 stop
        PDX 10:40 PM
        Austin - Portland | Mon, Nov 9 | Delta Air Lines
        $245
        38% off
        $393 $245
      • PDX 7:05 AM
        6h 37m
        1 stop
        AUS 3:42 PM
        Portland - Austin | Sat, Oct 17 | Delta Air Lines
        AUS 6:05 PM
        7h 54m
        1 stop
        PDX 11:59 PM
        Austin - Portland | Thu, Oct 22 | Delta Air Lines
        $245
        38% off
        $393 $245
      • PDX 1:06 PM
        8h 51m
        1 stop
        AUS 11:57 PM
        Portland - Austin | Wed, Oct 14 | Delta Air Lines
        AUS 4:25 PM
        7h 54m
        1 stop
        PDX 10:19 PM
        Austin - Portland | Tue, Oct 20 | Delta Air Lines
        $245
        38% off
        $393 $245
      • PDX 11:51 AM
        7h 39m
        1 stop
        AUS 9:30 PM
        Portland - Austin | Sat, Oct 31 | Delta Air Lines
        AUS 8:15 AM
        5h 48m
        1 stop
        PDX 12:03 PM
        Austin - Portland | Tue, Nov 3 | Delta Air Lines
        $245
        38% off
        $393 $245
      • PDX 1:00 PM
        17h 25m
        1 stop
        AUS 2:00 PM
        Portland - Austin | Thu, Sep 10 | Normal Airline
        AUS 3:00 PM
        6h
        Nonstop
        PDX 4:00 PM
        Austin - Portland | Sat, Sep 12 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        PDX 5:54 PM
        4h 5m
        Nonstop
        AUS 11:59 PM
        Portland - Austin | Tue, Oct 6 | Alaska Airlines
        $186 $236
        21% off
        21% off
        $236 $186
      • PDX 12:24 PM
        20h 51m
        1 stop
        AUS 11:15 AM
        Portland - Austin | Sat, Sep 26 | Frontier Airlines
        $123 $236
        48% off
        48% off
        $236 $123
      • PDX 12:39 PM
        23h 58m
        1 stop
        AUS 2:37 PM
        Portland - Austin | Mon, Sep 28 | Frontier Airlines
        $123 $236
        48% off
        48% off
        $236 $123
      • PDX 12:25 AM
        7h 30m
        1 stop
        AUS 9:55 AM
        Portland - Austin | Sun, Sep 13 | Delta Air Lines
        $135
        43% off
        $236 $135
      • PDX 12:38 PM
        28h 51m
        1 stop
        AUS 7:29 PM
        Portland - Austin | Fri, Sep 18 | Frontier Airlines
        $135
        43% off
        $236 $135
      • PDX 12:24 PM
        20h 51m
        1 stop
        AUS 11:15 AM
        Portland - Austin | Sat, Sep 19 | Frontier Airlines
        $135
        43% off
        $236 $135
      • PDX 12:24 PM
        20h 33m
        1 stop
        AUS 10:57 AM
        Portland - Austin | Sun, Sep 20 | Frontier Airlines
        $135
        43% off
        $236 $135
      • PDX 12:38 PM
        28h 51m
        1 stop
        AUS 7:29 PM
        Portland - Austin | Thu, Sep 24 | Frontier Airlines
        $135
        43% off
        $236 $135
      • PDX 12:25 PM
        21h 52m
        1 stop
        AUS 12:17 PM
        Portland - Austin | Mon, Oct 12 | Frontier Airlines
        $143
        39% off
        $236 $143
      • PDX 12:24 PM
        20h 51m
        1 stop
        AUS 11:15 AM
        Portland - Austin | Sun, Oct 4 | Frontier Airlines
        $143
        39% off
        $236 $143
      • PDX 1:00 PM
        17h 25m
        1 stop
        AUS 2:00 PM
        Portland - Austin | Thu, Sep 10 | Normal Airline
        Find more flights
        Find more flights

Flight.News
Flights from Portland to Austin operate an average of 6 times per day over the past 7 days, with a 64.9% on-time departure rate and a 91.7% on-time arrival rate.

Which airlines are the most popular for Portland to Austin flights?

The most popular airlines flying from Portland to Austin are American Airlines, Alaska Airlines, and Delta Air Lines, among 4 carriers on this route. Frontier Airlines offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
American Airlines logo American Airlines
Alaska Airlines logo Alaska Airlines
Delta Air Lines logo Delta Air Lines
United Airlines logo United Airlines
Airlines are determined based on actual purchased flight tickets from Portland to Austin according to previous 12 months data from Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Portland to Austin (PDX-AUS)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $123 on Cheapest nonstop routes (e.g. PDX to AUS on Sat, Sep 26), while American Airlines offers Cheapest nonstop round-trips from $210 departing on Thu, Sep 10 and returning on Sat, Sep 12.
  • At the moment, you can catch a nonstop flight from Portland to Austin with the following airlines, including: Alaska Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 5 hours 7 minutes to fly from Portland (PDX) to Austin (AUS).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Portland to Austin is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 24 flight per week flying from Portland to Austin. You can check the weekly schedule for popular airlines on this route below: American Airlines: S/M/T/W/T/F/S -- AA7435 (11:03) Alaska Airlines: S/M/T/W/T/F/S -- AS540 (11:03) Alaska Airlines: S/M/T/W/T/F/S -- AS1370 (17:58)
  • To find best deals on flights from Portland to Austin, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 26, with one-way flights priced at just $123.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Austin travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Portland to Austin is November, when demand for travel is lower.
  • After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Portland to Austin on September 10, 2026 with Frontier Airlines, with prices starting at $91.
  • You can arrive at any of the following airports in Austin: Austin-Bergstrom International Airport (AUS). Flights from Portland International Airport to Austin-Bergstrom International Airport (PDX-AUS) are by far the most popular option for this route.
  • The time difference between Austin and Portland is 2h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Portland to Austin is $202. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Portland to Austin is $549. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter Portland and Austin, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

Explore More Popular Flights

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.