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Cheap flights from Austin to Portland from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Portland departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
2:30 pm - 10:48 pmAUS-PWM
7h 18m1 stop
American Airlines Logo
3:38 pm - 11:27 pmPWM-AUS
8h 49m1 stop
$277American Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Delta Logo
3:59 pm - 12:05 amAUS-PWM
7h 06m1 stop
Delta Logo
6:01 am - 3:55 pmPWM-AUS
10h 54m2 stops
$282Delta
Find Deal
Wed, Oct 15 - Wed, Oct 22
Delta Logo
12:10 pm - 12:05 amAUS-PWM
10h 55m2 stops
Delta Logo
6:01 am - 5:22 pmPWM-AUS
12h 21m2 stops
$287Delta
Find Deal
Wed, Oct 15 - Wed, Oct 22
Delta Logo
11:59 am - 12:34 amAUS-PWM
11h 35m2 stops
Delta Logo
6:00 am - 10:54 amPWM-AUS
5h 54m1 stop
$292Delta
Find Deal
Wed, Sep 17 - Sat, Sep 20
Delta Logo
5:40 am - 12:22 pmAUS-PWM
5h 42m1 stop
Delta Logo
5:40 am - 12:43 pmPWM-AUS
8h 03m1 stop
$297Delta
Find Deal
Thu, Nov 6 - Thu, Nov 13
American Airlines Logo
7:00 am - 3:15 pmAUS-PWM
7h 15m1 stop
American Airlines Logo
3:28 pm - 11:55 pmPWM-AUS
9h 27m1 stop
$305American Airlines
Find Deal
Tue, Sep 23 - Mon, Sep 29
American Airlines Logo
10:00 am - 5:39 pmAUS-PWM
6h 39m1 stop
American Airlines Logo
5:59 pm - 12:21 amPWM-AUS
7h 22m1 stop
$318American Airlines
Find Deal
Tue, Sep 30 - Mon, Oct 6
Southwest Logo
7:00 am - 4:20 pmAUS-PWM
8h 20m2 stops
Southwest Logo
5:50 am - 11:40 amPWM-AUS
6h 50m1 stop
$353Southwest
Find Deal
Tue, Sep 23 - Mon, Sep 29
Southwest Logo
7:00 am - 4:20 pmAUS-PWM
8h 20m2 stops
Southwest Logo
5:50 am - 2:35 pmPWM-AUS
9h 45m2 stops
$372Southwest
Find Deal
Tue, Sep 23 - Mon, Sep 29
Southwest Logo
7:00 am - 4:20 pmAUS-PWM
8h 20m2 stops
Southwest Logo
5:50 am - 2:35 pmPWM-AUS
9h 45m2 stops
$382Southwest
Find Deal
Tue, Sep 23 - Mon, Sep 29

American Airlines flights from Austin to Portland, Maine

Our best American Airlines deals on Austin to Portland, Maine flight tickets
American Airlines
Oct 15
AUS2:30 pmAustin Bergstrom
7h 18m
1 stop
PWM10:48 pmPortland
Oct 22
PWM3:38 pmPortland
8h 49m
1 stop
AUS11:27 pmAustin Bergstrom
$277
Find similar
American Airlines
Sep 23
AUS7:00 amAustin Bergstrom
7h 15m
1 stop
PWM3:15 pmPortland
Sep 29
PWM3:28 pmPortland
9h 27m
1 stop
AUS11:55 pmAustin Bergstrom
$305
Find similar
American Airlines
Sep 30
AUS10:00 amAustin Bergstrom
6h 39m
1 stop
PWM5:39 pmPortland
Oct 6
PWM5:59 pmPortland
7h 22m
1 stop
AUS12:21 amAustin Bergstrom
$318
Find similar

Delta flights from Austin to Portland, Maine

Our best Delta deals on Austin to Portland, Maine flight tickets
Delta
Oct 15
AUS3:59 pmAustin Bergstrom
7h 06m
1 stop
PWM12:05 amPortland
Oct 22
PWM6:01 amPortland
10h 54m
2 stops
AUS3:55 pmAustin Bergstrom
$282
Find similar
Delta
Oct 15
AUS12:10 pmAustin Bergstrom
10h 55m
2 stops
PWM12:05 amPortland
Oct 22
PWM6:01 amPortland
12h 21m
2 stops
AUS5:22 pmAustin Bergstrom
$287
Find similar
Delta
Sep 17
AUS11:59 amAustin Bergstrom
11h 35m
2 stops
PWM12:34 amPortland
Sep 20
PWM6:00 amPortland
5h 54m
1 stop
AUS10:54 amAustin Bergstrom
$292
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Portland, Maine 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Austin to Portland, Maine that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Wed 10/15

2:30 pm-10:48 pm

1 stop7h 18m

Portland

Wed 10/22

3:38 pm-11:27 pm

1 stop8h 49m

$277

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Wed 10/15

3:59 pm-12:05 am

1 stop7h 06m

Portland

Wed 10/22

6:01 am-3:55 pm

2 stops10h 54m

$282

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Wed 10/15

12:10 pm-12:05 am

2 stops10h 55m

Portland

Wed 10/22

6:01 am-5:22 pm

2 stops12h 21m

$287

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Wed 9/17

11:59 am-12:34 am

2 stops11h 35m

Portland

Sat 9/20

6:00 am-10:54 am

1 stop5h 54m

$292

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Thu 11/6

5:40 am-12:22 pm

1 stop5h 42m

Portland

Thu 11/13

5:40 am-12:43 pm

1 stop8h 03m

$297

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Tue 9/23

7:00 am-3:15 pm

1 stop7h 15m

Portland

Mon 9/29

3:28 pm-11:55 pm

1 stop9h 27m

$305

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Tue 9/30

10:00 am-5:39 pm

1 stop6h 39m

Portland

Mon 10/6

5:59 pm-12:21 am

1 stop7h 22m

$318

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Tue 9/23

7:00 am-4:20 pm

2 stops8h 20m

Portland

Mon 9/29

5:50 am-11:40 am

1 stop6h 50m

$353

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Tue 9/23

7:00 am-4:20 pm

2 stops8h 20m

Portland

Mon 9/29

5:50 am-2:35 pm

2 stops9h 45m

$372

AustinPortland

AUS - PWM

AUSPWM

Austin Bergstrom

Tue 9/23

7:00 am-4:20 pm

2 stops8h 20m

Portland

Mon 9/29

5:50 am-2:35 pm

2 stops9h 45m

$382

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Austin to Portland, Maine

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Portland, Maine?

The cheapest month to fly to Portland, Maine from Austin is in September. Flight prices, which tend to average around $366, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $391.

What is the cheapest day to depart on your flight to Portland, Maine?

On average, the least expensive day to fly to Portland, Maine from Austin is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $409. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Friday is the most expensive day to depart from Austin because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $542.

What is the cheapest time of day to depart on your flight to Portland, Maine?

At noon is the cheapest time of day to fly from Austin to Portland, Maine when you can find flight prices for as low as $451. Flying to Portland, Maine at noon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $486. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Portland, Maine?

You are more likely to see cheaper flights to Portland, Maine from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland, Maine for around $453 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland, Maine from Austin for as low as $310 on momondo.

How have Austin to Portland, Maine flight prices changed over time?

As of August 2025, prices for Austin to Portland, Maine flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Austin to Portland, Maine

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Portland, Maine according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Austin to Portland, Maine (AUS to PWM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Portland, Maine

Best Price Found

$139

Fastest flight time

5h 21m

Direct flights

None

Airports in Portland, Maine

1 airport
The best one-way flight to Portland, Maine from Austin in the past 72 hours is $139. The best round-trip flight deal from Austin to Portland, Maine found on momondo in the last 72 hours is $277.
The fastest flight from Austin to Portland, Maine takes 5h 21m
There are no direct flights from Austin to Portland, Maine. Popular non-direct route for this connection is Austin Bergstrom Airport - Portland Airport.
There is 1 airport near Portland, Maine: Portland (PWM)
Search flight deals

  • How far is Austin Bergstrom to Portland by plane?

    Austin Bergstrom and Portland are 1763.2 mi apart from one another. A reasonable flight in good conditions will take 5h 21m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Portland Airport?

    Prices for flights from Austin Bergstrom Airport to Portland Airport refresh daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Portland Airport?

  • How old do you have to be to fly from Austin Bergstrom Airport to Portland Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Austin to Portland, Maine?

Best airlines flying from Austin to Portland, Maine

Compare and see reviews for airlines that fly from Austin to Portland, Maine with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $265Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $296Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $316Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights
SouthwestPriceFrom $359Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

  • Southwest Flights From Austin to Portland, Maine

    The lowest priced Southwest flight from Austin to Portland, Maine from the last 72 hours was $359. Generally, Southwest has 3 flights on this route every week with an average price of $498. Southwest is rated 8.0/10 by our users.

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Boothbay Harbor
Jackson
Conway
Freeport
Lewiston
Bartlett
Gorham
Brunswick
Auburn
Intervale
Windham
Bath
Falmouth
Georgetown
Oxford
Tamworth

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Portland?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland from Austin.

Can I find flights from Austin to Portland with flexible booking policies on momondo?

Yes. All flights to Portland from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Austin to Portland?

momondo provides multiple filters to help you find the best flight to Portland from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Austin to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Portland, Maine trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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