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$159+ Cheap flights from Portland, ME to Austin (PWM - AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — AUS
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Austin Bergstrom are usually found in August or September, booked 84 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Portland to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$317
(Southwest)

One-way from

$159
(Delta)

Popular in

December

Cheapest in

August

Average price

$522
Provider with most accurate pricing for Portland-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Austin Bergstrom flights.
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From Portland to Austin Bergstrom
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One-way flight from Portland to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Portland to Austin

Cheapest flights from Portland to Austin
Explore the most affordable flight options available from Portland to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This Southwest deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/95:30 amPWM - AUS
1 stop6h 30mSouthwest
Tue 12/93:35 pmAUS - PWM
1 stop5h 40mSouthwest
Deal found 11/4$317
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:00 amPWM - AUS
2 stops10h 54mDelta
Tue 12/165:25 amAUS - PWM
2 stops9h 42mDelta
Deal found 11/3$327
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:46 amPWM - AUS
2 stops27h 22mMultiple Airlines
Sun 12/710:38 amAUS - PWM
1 stop21h 28mMultiple Airlines
Deal found 11/4$367
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:16 amPWM - AUS
2 stops28h 24mMultiple Airlines
Fri 11/216:39 pmAUS - PWM
1 stop14h 57mMultiple Airlines
Deal found 11/4$378
This Kiwi.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:16 amPWM - AUS
1 stop22h 58mMultiple Airlines
Sat 11/229:00 pmAUS - PWM
2 stops35h 06mMultiple Airlines
Deal found 11/4$380
This American Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:11 amPWM - AUS
1 stop7h 17mAmerican Airlines
Wed 12/107:05 amAUS - PWM
1 stop7h 22mAmerican Airlines
Deal found 11/4$382
This Southwest deal was found by Cheapflights users on 11/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:30 pmPWM - AUS
1 stop6h 20mSouthwest
Wed 12/313:35 pmAUS - PWM
1 stop5h 40mSouthwest
Deal found 11/5$383
This Southwest deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:30 amPWM - AUS
2 stops9h 55mSouthwest
Wed 12/103:35 pmAUS - PWM
1 stop5h 40mSouthwest
Deal found 11/4$387

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Portland to Austin that are best for you.

Fly from

Portland

Fly to

Austin

Route

Depart

Return

Price

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 1/24

12:48 pm-6:42 pm

1 stop6h 54m

Austin Bergstrom

Sat 1/31

1:44 pm-10:29 pm

1 stop7h 45m

$317

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 12/13

6:00 am-3:45 pm

2 stops10h 45m

Austin Bergstrom

Tue 12/16

4:19 pm-11:09 pm

1 stop5h 50m

$322

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/17

6:00 am-3:50 pm

2 stops10h 50m

Austin Bergstrom

Tue 2/24

4:10 pm-11:20 pm

1 stop6h 10m

$362

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sun 12/7

5:30 am-2:25 pm

2 stops9h 55m

Austin Bergstrom

Wed 12/10

3:35 pm-10:15 pm

1 stop5h 40m

$387

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 3/10

4:50 pm-10:16 pm

1 stop6h 26m

Austin Bergstrom

Wed 3/11

9:15 am-4:15 pm

1 stop6h 00m

$387

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 12/6

2:34 pm-9:35 pm

1 stop8h 01m

$159

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 11/15

11:16 am-9:14 am

1 stop22h 58m

$208

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 12/6

6:00 am-7:52 pm

3 stops14h 52m

$214

PortlandAustin

PWM - AUS

PWMAUS

Portland

Fri 11/14

9:46 am-10:49 pm

2 stops38h 03m

$240

PortlandAustin

PWM - AUS

PWMAUS

Portland

Fri 11/21

6:05 pm-4:28 pm

3 stops47h 23m

$241

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 13 results
1
2

Compare providers for flights from Portland to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Austin in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Austin flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Austin flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland, Maine-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Austin flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Austin

How far ahead should I book a flight from Portland, Maine to Austin?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Austin. Price data was last updated on October 31, 2025.

The price you pay for your flight from Portland, Maine to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland, Maine to Austin?

Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Austin (average of $129). Flying from Portland, Maine to Austin in February is currently the most expensive (average of $199). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated November 5, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Portland to Austin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,042 reviews
Southwest
8.0
Very good
4,240 reviews

Entertainment

7.5

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Portland to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland, Maine to Austin?

    Airlines like Delta and United Airlines fly from Portland, Maine to Austin in about 6h 54m. The time it takes to get you to your destination can typically vary by up to 3h 51m. Portland, Maine and Austin are separated by a distance of 1761 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland, Maine to Austin round-trip?

    Cheapflights users have booked flights from Portland, Maine to Austin round-trip from $321. Other airlines that can offer you cheap pricing are United Airlines, from $323, and American Airlines, from $323. Users have found that Delta is 28% cheaper than the other options available to this destination.

  • Can I find deals for flights from Portland to Austin that include hotel bookings?

    Yes. In addition to deals on Portland to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Austin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Austin.

  • Can I find deals for business class flights from Portland to Austin?

    Yes. Cheapflights offers flight deals from Portland to Austin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Austin?

    Currently, August is the cheapest month in which you can book a flight from Portland, Maine to Austin (average of $129). Flying from Portland, Maine to Austin in February is currently the most expensive (average of $199). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Austin?

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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Portland to Austin

Discover the top 4 airlines that operate flights from Portland to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$321Average$472FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$323Average$536FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$323Average$426FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$337Average$450FlexibilityNo cancel feeOn-time63%

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