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$158+ 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — AUS
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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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 January 12, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Kiwi.com)

One-way from

$158
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$390
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
Search Deals
One-way flight from Portland to Austin Bergstrom
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($47 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/11. 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 1/305:06 pm
PWM
-
AUS
2 stops42h 28m
Multiple Airlines
Tue 2/34:59 pm
AUS
-
PWM
1 stop16h 18m
Multiple Airlines
Deal found 1/11$249
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/410:57 am
PWM
-
AUS
1 stop24h 24m
Multiple Airlines
Sun 2/87:26 pm
AUS
-
PWM
1 stop12h 41m
Multiple Airlines
Deal found 1/12$288
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 2/65:06 pm
PWM
-
AUS
2 stops42h 28m
Multiple Airlines
Tue 2/104:59 pm
AUS
-
PWM
1 stop16h 18m
Multiple Airlines
Deal found 1/11$293
This Kiwi.com deal was found by Cheapflights users on 1/12. 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 2/410:57 am
PWM
-
AUS
1 stop24h 24m
Multiple Airlines
Mon 2/95:58 pm
AUS
-
PWM
2 stops39h 19m
Multiple Airlines
Deal found 1/12$304
This Kiwi.com deal was found by Cheapflights users on 1/10. 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 1/2311:29 am
PWM
-
AUS
2 stops29h 35m
Multiple Airlines
Sun 1/254:59 pm
AUS
-
PWM
1 stop15h 08m
Multiple Airlines
Deal found 1/10$310
This Kiwi.com deal was found by Cheapflights users on 1/11. 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.
Mon 1/269:47 am
PWM
-
AUS
1 stop31h 17m
Multiple Airlines
Fri 1/304:59 pm
AUS
-
PWM
1 stop16h 23m
Multiple Airlines
Deal found 1/11$311
This Kiwi.com deal was found by Cheapflights users on 1/11. 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 2/410:57 am
PWM
-
AUS
1 stop24h 24m
Multiple Airlines
Fri 2/64:59 pm
AUS
-
PWM
1 stop16h 18m
Multiple Airlines
Deal found 1/11$316
This Southwest deal was found by Cheapflights users on 1/11. 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 2/245:45 am
PWM
-
AUS
1 stop9h 55m
Southwest
Sat 2/289:15 am
AUS
-
PWM
1 stop5h 40m
Southwest
Deal found 1/11$317

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 January 12, 2026.
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

Fri 1/30

5:06 pm-10:34 am

2 stops42h 28m

Austin Bergstrom

Tue 2/3

4:59 pm-10:17 am

1 stop16h 18m

$249

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 2/4

10:57 am-10:21 am

1 stop24h 24m

Austin Bergstrom

Sun 2/8

7:26 pm-9:07 am

1 stop12h 41m

$288

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/24

5:45 am-2:40 pm

1 stop9h 55m

Austin Bergstrom

Sat 2/28

9:15 am-3:55 pm

1 stop5h 40m

$317

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/24

2:35 pm-12:22 am

2 stops10h 47m

Austin Bergstrom

Sat 2/28

10:59 am-12:18 am

2 stops12h 19m

$328

PortlandAustin

PWM - AUS

PWMAUS

Portland

Fri 1/23

9:47 am-4:04 pm

1 stop31h 17m

Austin Bergstrom

Mon 1/26

5:58 pm-10:22 am

2 stops39h 24m

$338

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 2/28

5:57 pm-11:40 pm

1 stop6h 43m

Austin Bergstrom

Mon 3/2

3:39 pm-10:50 pm

1 stop6h 11m

$355

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 2/28

7:30 am-6:50 pm

2 stops12h 20m

Austin Bergstrom

Mon 3/2

5:30 am-5:14 pm

2 stops10h 44m

$366

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/24

5:45 am-2:40 pm

1 stop9h 55m

Austin Bergstrom

Sun 3/1

5:30 am-1:45 pm

1 stop7h 15m

$382

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/10

6:00 am-12:30 pm

1 stop7h 30m

Austin Bergstrom

Fri 2/13

3:39 pm-10:50 pm

1 stop6h 11m

$382

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 2/10

12:45 pm-10:10 pm

2 stops10h 25m

Austin Bergstrom

Fri 2/13

4:50 pm-11:50 pm

1 stop6h 00m

$387

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

Showing 1-10 of 19 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 January.
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 January 9, 2026.

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 April 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.

How much does it cost to fly round-trip from Portland, Maine to Austin?

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 January 12, 2026.
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
4,254 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,034 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,143 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,106 reviews
Southwest
8.0
Very good
4,254 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • 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 $288. Other airlines that can offer you cheap pricing are Delta, from $296, and American Airlines, from $314. Users have found that United Airlines is 34% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland, Maine to Austin one-way?

    $148 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $156 and $158, respectively.

  • 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 April 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
Fredericksburg
Round Rock
San Marcos
Georgetown
Pflugerville
Dripping Springs
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 January 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$296Average$387FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$323Average$449FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$337Average$475FlexibilityNo cancel feeOn-time63%

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