Which layover airport has the shortest connection time from Austin to Porto?

Newark (EWR) has the shortest average layover time for this route: 2h 44m.

Which layover airport offers the lowest fares from Austin to Porto?

Flights via Montreal (YUL) offer the lowest average round-trip price of $683.

Which airport is the most popular layover for flights between Austin and Porto?

Montreal (YUL) was the most common stop: 22% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Austin Bergstrom to Porto?

Lufthansa and United Airlines are the most popular carriers operating from Austin Bergstrom to Porto

What airlines fly to Porto?

United Airlines, Delta and KLM are the top three most popular airlines that fly to Porto from Austin according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Porto. Keep in mind that there are 4 different airlines that fly to Porto on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Austin to Porto?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 12h 15m.

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

Prices for flights from Austin Bergstrom Airport to Porto Airport are updated daily.

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

As of September 2026, there are 4 operators available to choose from for flights from Austin Bergstrom Airport to Porto Airport.

How old do you have to be to fly from Austin Bergstrom Airport to Porto 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 Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$343 Cheap Flights from Austin to Porto in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Porto

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 9:30 amAUS Austin Bergstrom-OPO Porto

20h 30m2 stops Houston George Bush Intcntl Newark

12:35 pm - 8:52 pmOPO Porto-AUS Austin Bergstrom

14h 17m1 stop Newark

$574United Airlines

Mon, Nov 9 - Tue, Nov 24

5:15 am - 9:30 amAUS Austin Bergstrom-OPO Porto

22h 15m3 stops Houston George Bush Intcntl Washington, D.C. Reagan-National Newark

12:35 pm - 11:21 amOPO Porto-AUS Austin Bergstrom

28h 46m2 stops Newark Washington, D.C. Dulles Intl

$574United Airlines

Mon, Nov 9 - Tue, Nov 24

6:55 pm - 8:00 pmAUS Austin Bergstrom-OPO Porto

19h 05m2 stops London Heathrow Madrid Barajas

8:40 pm - 9:27 pmOPO Porto-AUS Austin Bergstrom

30h 47m2 stops Madrid Barajas Miami

$576Iberia

Sun, Feb 14 - Thu, Feb 25

6:55 pm - 8:00 pmAUS Austin Bergstrom-OPO Porto

19h 05m2 stops London Heathrow Madrid Barajas

8:20 am - 12:06 amOPO Porto-AUS Austin Bergstrom

21h 46m2 stops Madrid Barajas Chicago O'Hare Intl

$583Multiple Airlines

Mon, Nov 23 - Thu, Dec 3

2:25 pm - 9:30 amAUS Austin Bergstrom-OPO Porto

13h 05m1 stop Newark

12:35 pm - 8:52 pmOPO Porto-AUS Austin Bergstrom

14h 17m1 stop Newark

$604Lufthansa

Mon, Nov 23 - Thu, Dec 3

6:01 pm - 3:25 pmAUS Austin Bergstrom-OPO Porto

15h 24m1 stop Amsterdam Schiphol

10:15 am - 11:08 pmOPO Porto-AUS Austin Bergstrom

18h 53m1 stop New York John F Kennedy Intl

$610KLM

Mon, Nov 23 - Thu, Dec 3

6:01 pm - 3:25 pmAUS Austin Bergstrom-OPO Porto

15h 24m1 stop Amsterdam Schiphol

10:15 am - 11:08 pmOPO Porto-AUS Austin Bergstrom

18h 53m1 stop New York John F Kennedy Intl

$611KLM

Mon, Nov 23 - Thu, Dec 3

7:25 am - 10:35 amAUS Austin Bergstrom-OPO Porto

21h 10m2 stops Boston Logan Intl Paris Charles de Gaulle

5:00 am - 4:05 pmOPO Porto-AUS Austin Bergstrom

17h 05m1 stop Amsterdam Schiphol

$614Delta

Sun, Feb 14 - Thu, Feb 25

11:25 am - 7:15 amAUS Austin Bergstrom-OPO Porto

14h 50m1 stop New York John F Kennedy Intl

5:55 am - 8:47 pmOPO Porto-AUS Austin Bergstrom

20h 52m2 stops Paris Charles de Gaulle Boston Logan Intl

$649Delta

Fri, Oct 30 - Fri, Nov 6

7:15 am - 9:45 amAUS Austin Bergstrom-OPO Porto

20h 30m1 stop Newark

11:50 am - 7:55 pmOPO Porto-AUS Austin Bergstrom

14h 05m1 stop Montreal Pierre Elliott Trudeau Intl

$790Lufthansa

Tue, Oct 13 - Thu, Oct 22

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 6:55 amAUS Austin Bergstrom-OPO Porto

18h 55m1 stop Newark

12:35 pm - 8:37 amOPO Porto-AUS Austin Bergstrom

26h 02m2 stops Newark Houston George Bush Intcntl

$664United Airlines

Mon, Sep 21 - Wed, Oct 7

9:33 am - 6:15 amAUS Austin Bergstrom-OPO Porto

14h 42m2 stops Houston George Bush Intcntl Newark

12:35 pm - 8:37 amOPO Porto-AUS Austin Bergstrom

26h 02m2 stops Newark Houston George Bush Intcntl

$664United Airlines

Tue, Sep 22 - Wed, Oct 7

4:30 pm - 3:25 pmAUS Austin Bergstrom-OPO Porto

16h 55m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

7:10 pm - 4:10 pmOPO Porto-AUS Austin Bergstrom

27h 00m1 stop Amsterdam Schiphol

$683Multiple Airlines

Tue, Sep 22 - Wed, Oct 7

11:20 am - 3:25 pmAUS Austin Bergstrom-OPO Porto

22h 05m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 4:10 pmOPO Porto-AUS Austin Bergstrom

17h 10m1 stop Amsterdam Schiphol

$684Delta

Tue, Sep 22 - Thu, Oct 8

3:50 pm - 3:25 pmAUS Austin Bergstrom-OPO Porto

17h 35m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 4:10 pmOPO Porto-AUS Austin Bergstrom

17h 10m1 stop Amsterdam Schiphol

$684Delta

Mon, Sep 21 - Thu, Oct 8

6:05 pm - 10:15 pmAUS Austin Bergstrom-OPO Porto

22h 10m1 stop Amsterdam Schiphol

7:10 pm - 4:10 pmOPO Porto-AUS Austin Bergstrom

27h 00m1 stop Amsterdam Schiphol

$691KLM

Mon, Sep 21 - Wed, Oct 7

6:05 pm - 3:30 pmAUS Austin Bergstrom-OPO Porto

15h 25m1 stop Amsterdam Schiphol

5:00 am - 4:10 pmOPO Porto-AUS Austin Bergstrom

17h 10m1 stop Amsterdam Schiphol

$691KLM

Mon, Sep 21 - Thu, Oct 8

4:30 pm - 3:25 pmAUS Austin Bergstrom-OPO Porto

16h 55m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

6:15 am - 5:30 pmOPO Porto-AUS Austin Bergstrom

17h 15m2 stops Paris Charles de Gaulle Minneapolis St Paul

$693Air France

Tue, Sep 22 - Tue, Oct 6

4:03 pm - 6:55 amAUS Austin Bergstrom-OPO Porto

32h 52m1 stop Newark

6:00 am - 8:07 pmOPO Porto-AUS Austin Bergstrom

20h 07m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

$742Lufthansa

Sat, Sep 19 - Fri, Oct 2

4:05 pm - 3:45 pmAUS Austin Bergstrom-OPO Porto

17h 40m1 stop Frankfurt am Main

4:35 pm - 2:00 pmOPO Porto-AUS Austin Bergstrom

27h 25m1 stop Frankfurt am Main

$847Lufthansa

Tue, Sep 22 - Tue, Oct 6

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Iberia flights from Austin to Porto

Our best Iberia deals on Austin to Porto flight tickets

Iberia

Feb 14

AUS6:55 pmAustin Bergstrom

19h 05m

2 stops

OPO8:00 pmPorto

Feb 25

OPO8:40 pmPorto

30h 47m

2 stops

AUS9:27 pmAustin Bergstrom

$576

Iberia

Mar 1

AUS6:55 pmAustin Bergstrom

19h 05m

2 stops

OPO8:00 pmPorto

Mar 8

OPO8:40 pmPorto

17h 42m

2 stops

AUS8:22 amAustin Bergstrom

$594

Iberia

Oct 29

AUS4:32 pmAustin Bergstrom

22h 28m

2 stops

OPO8:00 pmPorto

Nov 5

OPO8:20 amPorto

20h 39m

2 stops

AUS10:59 pmAustin Bergstrom

$640

Delta flights from Austin to Porto

Our best Delta deals on Austin to Porto flight tickets

Delta

Feb 14

AUS7:25 amAustin Bergstrom

21h 10m

2 stops

OPO10:35 amPorto

Feb 25

OPO5:00 amPorto

17h 05m

1 stop

AUS4:05 pmAustin Bergstrom

$614

Delta

Oct 30

AUS11:25 amAustin Bergstrom

14h 50m

1 stop

OPO7:15 amPorto

Nov 6

OPO5:55 amPorto

20h 52m

2 stops

AUS8:47 pmAustin Bergstrom

$649

Delta

Oct 29

AUS10:30 amAustin Bergstrom

19h 05m

2 stops

OPO10:35 amPorto

Nov 5

OPO10:15 amPorto

18h 55m

1 stop

AUS11:10 pmAustin Bergstrom

$654

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/9

7:00 am-9:30 am

2 stops20h 30m

Porto

Tue 11/24

12:35 pm-8:52 pm

1 stop14h 17m

$574

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/9

5:15 am-9:30 am

3 stops22h 15m

Porto

Tue 11/24

12:35 pm-11:21 am

2 stops28h 46m

$574

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Sun 2/14

6:55 pm-8:00 pm

2 stops19h 05m

Porto

Thu 2/25

8:40 pm-9:27 pm

2 stops30h 47m

$576

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/23

6:55 pm-8:00 pm

2 stops19h 05m

Porto

Thu 12/3

8:20 am-12:06 am

2 stops21h 46m

$583

Quickest round-trip

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/23

2:25 pm-9:30 am

1 stop13h 05m

Porto

Thu 12/3

12:35 pm-8:52 pm

1 stop14h 17m

$604

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/23

6:01 pm-3:25 pm

1 stop15h 24m

Porto

Thu 12/3

10:15 am-11:08 pm

1 stop18h 53m

$610

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Mon 11/23

6:01 pm-3:25 pm

1 stop15h 24m

Porto

Thu 12/3

10:15 am-11:08 pm

1 stop18h 53m

$611

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Sun 2/14

7:25 am-10:35 am

2 stops21h 10m

Porto

Thu 2/25

5:00 am-4:05 pm

1 stop17h 05m

$614

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Fri 10/30

11:25 am-7:15 am

1 stop14h 50m

Porto

Fri 11/6

5:55 am-8:47 pm

2 stops20h 52m

$649

AustinPorto

AUS Austin Bergstrom - OPO Porto

AUSOPO

Austin Bergstrom

Tue 10/13

7:15 am-9:45 am

1 stop20h 30m

Porto

Thu 10/22

11:50 am-7:55 pm

1 stop14h 05m

$790

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Porto

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

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Austin and Porto?

Prices are currently low for flights on this route.

Typical prices usually range from $810 to $1,410.
The lowest price recently found on this route was $574.

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Austin, with most prices found around $700. If you aren’t able to travel during the month of February, then book flights to Porto from Austin during March instead. Flights to Porto in March, while not as cheap as those in February, still average around $752.

Can stopping save me money on Austin to Porto flights?

You could potentially save up to 59% on your flight if you consider stops on a Austin to Porto flight.

How have Austin to Porto flight prices changed over time?

As of September 2026, prices for Austin to Porto flights are approximately 43% cheaper when compared to flights at the same time last year.

When to book flights from Austin to Porto

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Porto according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Austin to Porto (AUS to OPO) flight deals and tips

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

Best Price Found	$343
Fastest flight time	15h 40m
Direct flights	None

The best one-way flight to Porto from Austin in the past 72 hours is $343. The best round-trip flight deal from Austin to Porto found on momondo in the last 72 hours is $574.

The fastest flight from Austin to Porto takes 15h 40m

There are no direct flights from Austin to Porto. There are no popular flight routes from Austin to Porto.

Search flight deals

Frequently asked questions about flying from Austin to Porto

How far is Austin Bergstrom to Porto by plane?
Austin Bergstrom and Porto are 4833.8 mi apart from one another. In terms of flight time, this usually takes a little over 15h 40m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Porto Airport?
Prices for flights from Austin Bergstrom Airport to Porto Airport are updated daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Porto Airport?
As of September 2026, there are 4 operators available to choose from for flights from Austin Bergstrom Airport to Porto Airport.
How old do you have to be to fly from Austin Bergstrom Airport to Porto 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 Porto Airport.
What documentation or ID do you need to fly to Porto Airport?
The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Austin to Porto?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Austin to Porto is United Airlines (38% of total bookings). The next most popular airlines are Delta (30%), KLM (21%), and Lufthansa (11%).

Best airlines flying from Austin to Porto

Compare and see reviews for airlines that fly from Austin to Porto with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $478	Free Cancellation	Rating 7.8 8,579 reviews	Search Delta flights
KLM	PriceFrom $532	Free Cancellation	Rating 7.8 1,578 reviews	Search KLM flights
Lufthansa	PriceFrom $672	Free Cancellation	Rating 6.8 8,229 reviews	Search Lufthansa flights
United Airlines	PriceFrom $700	Free Cancellation	Rating 7.4 10,214 reviews	Search United Airlines flights

Coimbra

Vila Nova de Gaia

Aveiro

Braga

Pinhao

Matosinhos

Esposende

Chaves

Viseu

Arcos de Valdevez

Espinho

Guimarães

Lamego

Ponte de Lima

Penafiel

Caminha

Baiao

Mira

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Austin to Porto. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Porto from Austin with this policy.

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

momondo provides multiple filters to help you find the best flight to Porto 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 Porto right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Austin to Porto 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 Porto 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 10/17

Sat 10/24

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Airlines

Cabin classes

Other Portugal destinations

Other flights from Austin

Complete your trip

Feeling lucky

Airports servicing Portugal

Faro Airport

Lisbon Humberto Delgado Airport

Azores Airport

Madeira Airport

Algarve Airport

Cheap flights from Austin to Porto from $343

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 Porto departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Austin to Porto

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Iberia flights from Austin to Porto

Our best Iberia deals on Austin to Porto flight tickets

Delta flights from Austin to Porto

Our best Delta deals on Austin to Porto flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Austin to Porto that are best for you.

See travel insights to Porto from

How to get the cheapest flight ticket from Austin to Porto

What is the typical price of a round-trip flight between Austin and Porto?

What is the cheapest month to fly to Porto?

Can stopping save me money on Austin to Porto flights?

How have Austin to Porto flight prices changed over time?

What is the cheapest airline that flies from Austin Bergstrom to Porto?

What airlines fly to Porto?

Which airport is the most popular layover for flights between Austin and Porto?

Which layover airport offers the lowest fares from Austin to Porto?

Which layover airport has the shortest travel time from Austin to Porto?

Which layover airport has the shortest connection time from Austin to Porto?

When to book flights from Austin to Porto

Cheap Austin to Porto (AUS to OPO) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Austin to Porto

Best airlines flying from Austin to Porto

Compare and see reviews for airlines that fly from Austin to Porto with momondo

Traveling to a place near Porto?

Why use momondo?

An easier way to manage your Porto 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Porto

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Porto

List of cabin classes available on flights landing in Porto. Availability may vary depending on flight origin and airline.

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Austin

According to popular flight searches on momondo this year

Complete your trip to Porto

Explore popular destinations other users love

According to popular flight searches on momondo this year