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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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — AUS
Apr 2 — Apr 91
Thu 4/2
Thu 4/9
1 adult, Economy
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Cheap 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 March 3, 2026.

This Delta deal was found by Cheapflights users on 2/26. 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.
Wed 4/82:30 pm
PWM
-
AUS
1 stop7h 45m
Delta
Wed 4/153:56 pm
AUS
-
PWM
1 stop7h 50m
Delta
Deal found 2/26$285
This Southwest deal was found by Cheapflights users on 3/2. 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 4/76:10 am
PWM
-
AUS
1 stop6h 10m
Southwest
Thu 4/95:05 am
AUS
-
PWM
1 stop8h 05m
Southwest
Deal found 3/2$326
This Delta deal was found by Cheapflights users on 2/27. 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.
Thu 4/95:23 am
PWM
-
AUS
1 stop7h 55m
Delta
Thu 4/163:56 pm
AUS
-
PWM
1 stop7h 50m
Delta
Deal found 2/27$335
This United Airlines deal was found by Cheapflights users on 2/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/283:54 pm
PWM
-
AUS
1 stop9h 00m
United Airlines
Sat 4/45:30 am
AUS
-
PWM
2 stops11h 02m
United Airlines
Deal found 2/27$340
This United Airlines deal was found by Cheapflights users on 2/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:04 am
PWM
-
AUS
1 stop7h 31m
United Airlines
Sat 4/45:30 am
AUS
-
PWM
2 stops11h 02m
United Airlines
Deal found 2/26$344

Find 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 March 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$285
(Delta)

One-way from

$159
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$481
Provider with most accurate pricing for Portland-Austin Bergstrom flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Austin Bergstrom flights.
Search Deals
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 ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 3, 2026.
Use the filters below to find and compare flights from Portland to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 4/8

2:30 pm-9:15 pm

1 stop7h 45m

Austin Bergstrom

Wed 4/15

5:25 am-3:57 pm

2 stops9h 32m

$290

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 4/28

4:28 pm-10:47 pm

1 stop7h 19m

Austin Bergstrom

Tue 5/5

4:47 pm-11:59 pm

1 stop6h 12m

$317

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 3/31

3:22 pm-10:43 pm

1 stop8h 21m

Austin Bergstrom

Tue 4/7

7:15 am-2:37 pm

1 stop6h 22m

$317

PortlandAustin

PWM - AUS

PWMAUS

Portland

Thu 4/9

5:23 am-12:18 pm

1 stop7h 55m

Austin Bergstrom

Thu 4/16

3:56 pm-12:46 am

1 stop7h 50m

$335

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 4/1

6:04 am-3:24 pm

2 stops10h 20m

Austin Bergstrom

Sat 4/4

5:30 am-3:39 pm

2 stops9h 09m

$349

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 5/13

6:00 am-12:26 pm

1 stop7h 26m

Austin Bergstrom

Fri 5/15

3:55 pm-12:43 am

1 stop7h 48m

$366

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 3/31

4:30 pm-11:55 pm

2 stops8h 25m

Austin Bergstrom

Tue 4/7

12:55 pm-10:35 pm

2 stops8h 40m

$368

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 4/28

6:10 am-1:40 pm

2 stops8h 30m

Austin Bergstrom

Tue 5/5

1:35 pm-10:35 pm

2 stops8h 00m

$376

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 4/1

3:22 pm-10:43 pm

1 stop8h 21m

$159

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 4/14

11:42 am-7:46 pm

2 stops9h 04m

$164

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/26

Showing 1-10 of 18 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Austin flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 February 27, 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 May is currently the most expensive (average of $200). 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 March 3, 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
4,302 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
Southwest
8.0
Very good
4,302 reviews
Southwest
8.0
Very good
4,302 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
Delta
7.9
Good
8,242 reviews
Southwest
8.0
Very good
4,302 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
United Airlines
7.4
Good
9,377 reviews
Southwest
8.0
Very good
4,302 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.
American Airlines
7.1
Good
11,375 reviews
Southwest
8.0
Very good
4,302 reviews

Entertainment

7.5

Boarding

8.1

Crew

8.6

Food

7.0

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Feb 2026

DEN - BDL

Weird they cancelled a direct and rerouted me on a connecting flight to get in 10 hours later. What was the point? Crew and flight were great, but not sure what's going on with Southwest.

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 7h 19m. The time it takes to get you to your destination can typically vary by up to 26m. 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 $286. Other airlines that can offer you cheap pricing are United Airlines, from $288, and Delta, from $296. Users have found that Southwest is 35% 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 American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $148 and $156, 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 May is currently the most expensive (average of $200). 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
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
Dripping Springs
Canyon Lake
Seguin
Horseshoe Bay

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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 March 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$286Average$502FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$288Average$449FlexibilityNo cancel feeOn-time69%
DeltaCheapest$296Average$386FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$314Average$438FlexibilityNo cancel feeOn-time71%

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