Austin

$149+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — AUS
Jul 7 — Jul 141
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Cheapflights Tip: The best prices from Portland to Austin Bergstrom are usually found in September or August, booked 73 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 July 2, 2025.

Round-trip from

$324
(United Airlines)

One-way from

$149
(American Airlines)

Popular in

July

Cheapest in

September

Average price

$598
From Portland to Austin Bergstrom
One-way flight from Portland to Austin Bergstrom
Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Average for round-trip flights in July 2025

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 July 2, 2025.

This United Airlines deal was found by Cheapflights users on 7/1. 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.
Tue 11/184:48 pmPWM - AUS
1 stop6h 56mUnited Airlines
Mon 11/243:00 pmAUS - PWM
1 stop7h 17mUnited Airlines
Deal found 7/1$324
This Delta deal was found by Cheapflights users on 7/1. 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.
Tue 11/1810:00 amPWM - AUS
1 stop8h 38mDelta
Tue 11/252:45 pmAUS - PWM
1 stop8h 19mDelta
Deal found 7/1$332
This Southwest deal was found by Cheapflights users on 7/2. 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.
Thu 8/288:25 amPWM - AUS
2 stops8h 50mSouthwest
Tue 9/29:30 amAUS - PWM
2 stops7h 50mSouthwest
Deal found 7/2$361
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/712:46 pmPWM - AUS
3 stops27h 43mMultiple Airlines
Sun 8/107:30 amAUS - PWM
2 stops11h 42mMultiple Airlines
Deal found 7/1$519

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 July 2, 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

Tue 11/18

4:48 pm-10:44 pm

1 stop6h 56m

Austin Bergstrom

Mon 11/24

3:00 pm-11:17 pm

1 stop7h 17m

$324

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 11/18

10:00 am-5:38 pm

1 stop8h 38m

Austin Bergstrom

Tue 11/25

2:45 pm-12:04 am

1 stop8h 19m

$332

PortlandAustin

PWM - AUS

PWMAUS

Portland

Thu 8/28

5:40 pm-11:05 pm

1 stop6h 25m

Austin Bergstrom

Tue 9/2

9:30 am-6:20 pm

2 stops7h 50m

$356

PortlandAustin

PWM - AUS

PWMAUS

Portland

Thu 8/7

12:46 pm-3:29 pm

3 stops27h 43m

Austin Bergstrom

Sun 8/10

7:30 am-8:12 pm

2 stops11h 42m

$519

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 10/21

12:11 pm-5:41 pm

1 stop6h 30m

$149

PortlandAustin

PWM - AUS

PWMAUS

Portland

Tue 10/21

11:59 am-12:27 am

2 stops13h 28m

$154

PortlandAustin

PWM - AUS

PWMAUS

Portland

Sat 8/2

6:58 pm-4:01 pm

1 stop22h 03m

$166

PortlandAustin

PWM - AUS

PWMAUS

Portland

Wed 8/20

8:00 am-5:23 pm

2 stops10h 23m

$181

PortlandAustin

PWM - AUS

PWMAUS

Portland

Thu 7/31

5:40 am-2:20 pm

2 stops9h 40m

$219

PortlandAustin

PWM - AUS

PWMAUS

Portland

Thu 7/31

3:17 pm-10:18 pm

3 stops32h 01m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 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 63 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, January is the cheapest month in which you can book a flight from Portland, Maine to Austin (average of $286). Flying from Portland, Maine to Austin in March is currently the most expensive (average of $362). 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 July 2, 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.

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
8.0
Very good

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Food

7.0

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 $324. Other airlines that can offer you cheap pricing are Delta, from $332, and Southwest, from $361. Users have found that United Airlines is 28% cheaper than the other options available to this destination.

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

    $149 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 Frontier, with prices starting from $154 and $166, 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, January is the cheapest month in which you can book a flight from Portland, Maine to Austin (average of $286). Flying from Portland, Maine to Austin in March is currently the most expensive (average of $362). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Pflugerville
Dripping Springs
Cedar Park
Canyon Lake
Bastrop
Round Rock
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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$321Average$464FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$326Average$517FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$336Average$419FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$361Average$452FlexibilityNo cancel feeOn-time63%

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