$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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — AUS
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Portland to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Austin
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Last-minute
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Cheapest flights from Portland to AustinExplore 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 February 11, 2026.
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 February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 3/256:17 am
PWM
- AUS
1 stop8h 25m
American Airlines
Wed 4/19:30 am
AUS
- PWM
1 stop6h 37m
American Airlines
Deal found 2/8![American Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Thu 6/43:11 pm
PWM
- AUS
1 stop19h 53m
Multiple Airlines
Sun 6/77:32 pm
AUS
- PWM
1 stop12h 40m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:04 am
PWM
- AUS
2 stops10h 20m
United Airlines
Tue 5/56:00 am
AUS
- PWM
1 stop6h 27m
United Airlines
Deal found 2/10![United Airlines logo]()
$322
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:35 am
PWM
- AUS
2 stops13h 42m
Delta
Tue 5/51:55 pm
AUS
- PWM
2 stops9h 51m
Delta
Deal found 2/10![Delta logo]()
$337
This Delta deal was found by Cheapflights users on 2/9. 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 5/136:00 am
PWM
- AUS
1 stop7h 26m
Delta
Sun 5/175:15 am
AUS
- PWM
1 stop5h 42m
Delta
Deal found 2/9![Delta logo]()
$342
This Southwest deal was found by Cheapflights users on 2/7. 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 3/55:30 pm
PWM
- AUS
1 stop6h 20m
Southwest
Tue 3/105:30 am
AUS
- PWM
1 stop5h 25m
Southwest
Deal found 2/7![Southwest logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/239:47 am
PWM
- AUS
1 stop9h 59m
Multiple Airlines
Thu 2/267:15 am
AUS
- PWM
2 stops26h 34m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Sat 5/167:07 am
PWM
- AUS
1 stop11h 42m
American Airlines
Sat 5/306:04 am
AUS
- PWM
1 stop12h 01m
American Airlines
Deal found 2/8![American Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/275:06 pm
PWM
- AUS
2 stops23h 58m
Multiple Airlines
Tue 3/318:12 pm
AUS
- PWM
1 stop13h 05m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/256:18 pm
PWM
- AUS
2 stops31h 06m
Multiple Airlines
Tue 3/318:12 pm
AUS
- PWM
1 stop13h 05m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 2/9. 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.
Mon 5/116:00 am
PWM
- AUS
1 stop9h 00m
Delta
Fri 5/155:15 am
AUS
- PWM
1 stop5h 42m
Delta
Deal found 2/9![Delta logo]()
$377
Best flights from Portland to AustinDiscover carefully curated flight deals from Portland to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Portland to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:04 am
PWM
- AUS
1 stop9h 04m
United Airlines
Tue 5/512:15 pm
AUS
- PWM
1 stop5h 49m
United Airlines
Deal found 2/10![United Airlines logo]()
$317
This Delta deal was found by Cheapflights users on 2/9. 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 5/136:00 am
PWM
- AUS
1 stop7h 26m
Delta
Sun 5/175:15 am
AUS
- PWM
1 stop5h 42m
Delta
Deal found 2/9![Delta logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/256:18 pm
PWM
- AUS
2 stops31h 06m
Multiple Airlines
Tue 3/318:12 pm
AUS
- PWM
1 stop13h 05m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 2/7. 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 3/55:30 pm
PWM
- AUS
1 stop6h 20m
Southwest
Tue 3/101:20 pm
AUS
- PWM
2 stops8h 45m
Southwest
Deal found 2/7![Southwest logo]()
$378
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:56 am
PWM
- AUS
1 stop8h 24m
American Airlines
Fri 5/154:36 pm
AUS
- PWM
1 stop5h 46m
American Airlines
Deal found 2/10![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/143:54 pm
PWM
- AUS
1 stop9h 00m
United Airlines
Thu 3/197:00 am
AUS
- PWM
1 stop7h 14m
United Airlines
Deal found 2/9![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 2/8. 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 5/166:25 am
PWM
- AUS
2 stops10h 30m
Delta
Sat 5/301:31 pm
AUS
- PWM
2 stops10h 03m
Delta
Deal found 2/8![Delta logo]()
$392
This United Airlines deal was found by Cheapflights users on 2/8. 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 5/169:20 am
PWM
- AUS
1 stop7h 23m
United Airlines
Sat 5/3012:15 pm
AUS
- PWM
2 stops10h 35m
United Airlines
Deal found 2/8![United Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/175:20 am
PWM
- AUS
1 stop6h 30m
United Airlines
Wed 6/244:57 pm
AUS
- PWM
1 stop5h 53m
United Airlines
Deal found 2/10![United Airlines logo]()
$387
Last-minute flights from Portland to AustinDiscover last-minute flight deals from Portland to Austin. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Austin. Data last updated February 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/239:47 am
PWM
- AUS
1 stop9h 59m
Multiple Airlines
Thu 2/267:15 am
AUS
- PWM
2 stops26h 34m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 2/7. 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 3/55:30 pm
PWM
- AUS
1 stop6h 20m
Southwest
Tue 3/105:30 am
AUS
- PWM
1 stop5h 25m
Southwest
Deal found 2/7![Southwest logo]()
$345
This Southwest deal was found by Cheapflights users on 2/7. 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 3/104:30 pm
PWM
- AUS
1 stop6h 30m
Southwest
Fri 3/135:15 am
AUS
- PWM
1 stop8h 00m
Southwest
Deal found 2/7![Southwest logo]()
$388
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/143:54 pm
PWM
- AUS
1 stop9h 00m
United Airlines
Thu 3/197:00 am
AUS
- PWM
1 stop7h 14m
United Airlines
Deal found 2/9![United Airlines logo]()
$381
This Southwest deal was found by Cheapflights users on 2/8. 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.
Mon 3/235:30 pm
PWM
- AUS
1 stop6h 20m
Southwest
Fri 3/275:40 pm
AUS
- PWM
1 stop5h 25m
Southwest
Deal found 2/8![Southwest logo]()
$406
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 3/256:17 am
PWM
- AUS
1 stop8h 25m
American Airlines
Wed 4/19:30 am
AUS
- PWM
1 stop6h 37m
American Airlines
Deal found 2/8![American Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/256:18 pm
PWM
- AUS
2 stops31h 06m
Multiple Airlines
Tue 3/318:12 pm
AUS
- PWM
1 stop13h 05m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 3/275:06 pm
PWM
- AUS
2 stops23h 58m
Multiple Airlines
Tue 3/318:12 pm
AUS
- PWM
1 stop13h 05m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 2/8. 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.
Fri 3/272:30 pm
PWM
- AUS
1 stop7h 45m
Delta
Tue 3/315:12 am
AUS
- PWM
1 stop5h 57m
Delta
Deal found 2/8![Delta logo]()
$408
One-way flights from Portland to AustinSearch for one-way flight options from Portland to Austin. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Portland to Austin. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:04 am
PWM
- AUS
1 stop7h 16m
United Airlines
Deal found 2/10![United Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 4/135:06 pm
PWM
- AUS
2 stops31h 53m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$165
This Delta deal was found by Cheapflights users on 2/9. 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 3/116:03 am
PWM
- AUS
2 stops12h 31m
Delta
Deal found 2/9![Delta logo]()
$169
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 4/3011:56 am
PWM
- AUS
1 stop6h 53m
American Airlines
Deal found 2/8![American Airlines logo]()
$184
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/143:54 pm
PWM
- AUS
1 stop9h 00m
United Airlines
Deal found 2/10![United Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Thu 5/283:11 pm
PWM
- AUS
1 stop19h 58m
Multiple Airlines
Deal found 2/8![Multiple Airlines logo]()
$189
This Southwest deal was found by Cheapflights users on 2/8. 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 4/302:50 pm
PWM
- AUS
2 stops9h 15m
Southwest
Deal found 2/8![Southwest logo]()
$192
This United Airlines deal was found by Cheapflights users on 2/8. 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 5/275:20 am
PWM
- AUS
1 stop6h 30m
United Airlines
Deal found 2/8![United Airlines logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 2/256:18 pm
PWM
- AUS
2 stops41h 11m
Multiple Airlines
Deal found 2/9![Multiple Airlines logo]()
$213
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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $317 (American Airlines) |
One-way from | $159 (United Airlines) |
Popular in | December |
Cheapest in | August |
Average price | $451 |
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 February 11, 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
Tue 4/28
6:04 am-2:08 pm
1 stop9h 04m
Austin Bergstrom
Tue 5/5
12:15 pm-7:04 pm
1 stop5h 49m
$317
PortlandAustin
PWM - AUS
PWMAUS
Portland
Wed 5/13
6:00 am-12:26 pm
1 stop7h 26m
Austin Bergstrom
Sun 5/17
5:15 am-11:57 am
1 stop5h 42m
$342
PortlandAustin
PWM - AUS
PWMAUS
Portland
Wed 3/25
6:18 pm-12:24 am
2 stops31h 06m
Austin Bergstrom
Tue 3/31
8:12 pm-10:17 am
1 stop13h 05m
$374
PortlandAustin
PWM - AUS
PWMAUS
Portland
Thu 3/5
5:30 pm-10:50 pm
1 stop6h 20m
Austin Bergstrom
Tue 3/10
1:20 pm-11:05 pm
2 stops8h 45m
$378
PortlandAustin
PWM - AUS
PWMAUS
Portland
Sat 3/14
3:54 pm-11:54 pm
1 stop9h 00m
Austin Bergstrom
Thu 3/19
7:00 am-3:14 pm
1 stop7h 14m
$381
PortlandAustin
PWM - AUS
PWMAUS
Portland
Sat 5/16
9:20 am-3:43 pm
1 stop7h 23m
Austin Bergstrom
Sat 5/30
12:15 pm-11:50 pm
2 stops10h 35m
$387
PortlandAustin
PWM - AUS
PWMAUS
Portland
Wed 6/17
5:20 am-10:50 am
1 stop6h 30m
Austin Bergstrom
Wed 6/24
4:57 pm-11:50 pm
1 stop5h 53m
$387
PortlandAustin
PWM - AUS
PWMAUS
Portland
Wed 5/13
11:56 am-7:20 pm
1 stop8h 24m
Austin Bergstrom
Fri 5/15
4:36 pm-11:22 pm
1 stop5h 46m
$392
PortlandAustin
PWM - AUS
PWMAUS
Portland
Sat 5/16
6:25 am-3:55 pm
2 stops10h 30m
Austin Bergstrom
Sat 5/30
1:31 pm-12:34 am
2 stops10h 03m
$392
PortlandAustin
PWM - AUS
PWMAUS
Portland
Tue 4/14
6:04 am-12:20 pm
1 stop7h 16m
$159
Showing 1-10 of 17 results
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 February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
PWM-AUS
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 6, 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 February 11, 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.
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsCedar Park
San Marcos
Fredericksburg
Round Rock
Georgetown
Bastrop
Pflugerville
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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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$286 | Average$476 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$449 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$314 | Average$432 | FlexibilityNo cancel fee | On-time71% |