What are the cheapest airlines flying from Austin to Porto round-trip?

Delta, at $747, was found to be the cheapest airline from Austin to Porto.Alternate airlines to your destination round-trip include Scandinavian Airlines and KLM. You may be able to fly from Austin to Porto for 29% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Austin to Porto one-way?

For one-way options, check prices for Delta. According to our data, you can fly for as low as $551. Users have also found prices from $753 and $763 on Air Canada and United Airlines, respectively.

What are the most popular airlines that fly from Austin to Porto?

Consider Delta, Iberia or KLM when booking your flight. These represent the most popular airlines when flying from Austin to Porto.

What is the cheapest day to fly round-trip from Austin to Porto?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 31%.

How far in advance should I book a flight from Austin to Porto?

Travelers have found it’s best to book a flight 44 days in advance to save up to 21% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Austin to Porto 1-2 weeks in advance for as low as $796, or $796 for flights within the next 24 hours.

What is the cheapest month to fly from Austin to Porto?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, November can be a great choice for travel to Porto. Flights to Porto from Austin in November are about $1,054 on average during November, but can be found for as low as $580.

Most accurate provider : When it comes to deals on Austin-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Porto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Austin-Porto 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 Austin-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Austin to Porto that include hotel bookings?

Yes. In addition to deals on Austin to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Austin to Porto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Porto.

Can I find deals for business class flights from Austin to Porto?

Yes. Cheapflights offers flight deals from Austin to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$430+ Flights from Austin to Porto

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Austin to Porto 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.

Cheapflights Tip: The best prices from Austin Bergstrom to Porto are usually found in November or January, booked 44 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Austin to Porto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$747 (Delta)
One-way from	$430 (Kiwi.com)
Popular in	June
Cheapest in	November
Average price	$803

Provider with most accurate pricing for Austin Bergstrom-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for Austin Bergstrom-Porto flights.

Search Deals

From Austin Bergstrom to Porto

Search Deals

One-way flight from Austin Bergstrom to Porto

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($292 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Austin to Porto

Cheapest flights from Austin to Porto
Explore the most affordable flight options available from Austin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Mon 5/127:10 pmAUS - OPO

2 stops16h 45mDelta

Sun 5/186:35 amOPO - AUS

2 stops23h 45mDelta

Deal found 3/25

$747

Sat 5/104:33 pmAUS - OPO

2 stops36h 37mScandinavian Airlines

Fri 5/165:55 pmOPO - AUS

2 stops33h 19mScandinavian Airlines

Deal found 3/25

$749

Mon 5/1211:35 amAUS - OPO

3 stops38h 25mMultiple Airlines

Sun 5/186:10 amOPO - AUS

3 stops37h 00mMultiple Airlines

Deal found 3/25

$762

Sun 5/187:10 pmAUS - OPO

2 stops15h 35mKLM

Thu 5/296:30 amOPO - AUS

1 stop15h 30mKLM

Deal found 3/25

$838

Wed 10/223:31 pmAUS - OPO

1 stop12h 14mUnited Airlines

Wed 10/296:00 amOPO - AUS

2 stops34h 13mUnited Airlines

Deal found 3/25

$897

Wed 9/171:45 pmAUS - OPO

2 stops35h 50mIberia

Sun 9/218:15 amOPO - AUS

2 stops19h 40mIberia

Deal found 3/25

$1,011

Sun 4/2712:10 pmAUS - OPO

2 stops17h 30mAmerican Airlines

Thu 5/298:15 amOPO - AUS

2 stops17h 10mAmerican Airlines

Deal found 3/25

$1,065

Mon 5/124:05 pmAUS - OPO

1 stop24h 45mLufthansa

Tue 5/2012:05 pmOPO - AUS

1 stop32h 15mLufthansa

Deal found 3/25

$1,165

Mon 6/167:07 pmAUS - OPO

2 stops38h 23mAir France

Sun 6/299:20 amOPO - AUS

2 stops38h 05mAir France

Deal found 3/25

$1,185

Tue 5/1311:00 amAUS - OPO

2 stops21h 05mTAP AIR PORTUGAL

Sat 5/175:40 pmOPO - AUS

1 stop22h 35mTAP AIR PORTUGAL

Deal found 3/25

$1,519

Wed 3/267:30 pmAUS - OPO

2 stops38h 50mTurkish Airlines

Wed 4/910:50 amOPO - AUS

2 stops42h 10mTurkish Airlines

Deal found 3/25

$1,621

Fri 4/1811:55 amAUS - OPO

2 stops23h 25mAir Canada

Fri 4/259:00 amOPO - AUS

3 stops20h 00mAir Canada

Deal found 3/25

$1,678

Best flights from Austin to Porto
Discover carefully curated flight deals from Austin to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Mon 5/127:10 pmAUS - OPO

2 stops16h 45mDelta

Sun 5/186:35 amOPO - AUS

2 stops23h 45mDelta

Deal found 3/25

$747

Sat 5/104:33 pmAUS - OPO

2 stops36h 37mScandinavian Airlines

Fri 5/165:55 pmOPO - AUS

2 stops33h 19mScandinavian Airlines

Deal found 3/25

$749

Mon 5/1211:35 amAUS - OPO

3 stops38h 25mMultiple Airlines

Sun 5/186:10 amOPO - AUS

3 stops37h 00mMultiple Airlines

Deal found 3/25

$762

Sun 5/187:10 pmAUS - OPO

2 stops15h 35mKLM

Thu 5/296:30 amOPO - AUS

1 stop15h 30mKLM

Deal found 3/25

$838

Wed 9/171:45 pmAUS - OPO

2 stops35h 50mIberia

Sun 9/218:15 amOPO - AUS

2 stops19h 40mIberia

Deal found 3/25

$1,011

Sun 4/2712:10 pmAUS - OPO

2 stops17h 30mAmerican Airlines

Thu 5/298:15 amOPO - AUS

2 stops17h 10mAmerican Airlines

Deal found 3/25

$1,065

Fri 6/2012:09 pmAUS - OPO

3 stops39h 26mUnited Airlines

Fri 6/276:00 amOPO - AUS

2 stops40h 30mUnited Airlines

Deal found 3/25

$1,137

Mon 5/124:05 pmAUS - OPO

1 stop24h 45mLufthansa

Tue 5/2012:05 pmOPO - AUS

1 stop32h 15mLufthansa

Deal found 3/25

$1,165

Mon 6/167:07 pmAUS - OPO

2 stops38h 23mAir France

Sun 6/299:20 amOPO - AUS

2 stops38h 05mAir France

Deal found 3/25

$1,185

Tue 5/1311:00 amAUS - OPO

2 stops21h 05mTAP AIR PORTUGAL

Sat 5/175:40 pmOPO - AUS

1 stop22h 35mTAP AIR PORTUGAL

Deal found 3/25

$1,519

Fri 4/1811:55 amAUS - OPO

2 stops23h 25mAir Canada

Fri 4/259:00 amOPO - AUS

3 stops20h 00mAir Canada

Deal found 3/25

$1,678

Wed 4/168:29 pmAUS - OPO

2 stops33h 11mBritish Airways

Thu 4/249:55 amOPO - AUS

1 stop16h 25mBritish Airways

Deal found 3/25

$2,250

Last-minute flights from Austin to Porto
Discover last-minute flight deals from Austin to Porto. Data last updated March 26, 2025 and is based on user searches.

Wed 3/267:30 pmAUS - OPO

2 stops38h 50mTurkish Airlines

Wed 4/910:50 amOPO - AUS

2 stops42h 10mTurkish Airlines

Deal found 3/25

$1,621

Wed 3/264:20 pmAUS - OPO

3 stops41h 50mUnited Airlines

Wed 4/912:35 pmOPO - AUS

2 stops16h 25mUnited Airlines

Deal found 3/25

$1,898

Mon 4/1411:12 amAUS - OPO

3 stops25h 33mMultiple Airlines

Fri 4/188:45 pmOPO - AUS

3 stops43h 50mMultiple Airlines

Deal found 3/25

$1,331

Wed 4/168:29 pmAUS - OPO

2 stops33h 11mBritish Airways

Thu 4/249:55 amOPO - AUS

1 stop16h 25mBritish Airways

Deal found 3/25

$2,250

Fri 4/184:05 pmAUS - OPO

1 stop17h 40mLufthansa

Fri 4/256:00 amOPO - AUS

2 stops23h 59mLufthansa

Deal found 3/25

$1,247

Fri 4/1811:55 amAUS - OPO

2 stops23h 25mAir Canada

Fri 4/259:00 amOPO - AUS

3 stops20h 00mAir Canada

Deal found 3/25

$1,678

Fri 4/255:54 pmAUS - OPO

2 stops31h 41mIberia

Tue 5/68:35 pmOPO - AUS

2 stops25h 15mIberia

Deal found 3/25

$3,429

Sun 4/2712:10 pmAUS - OPO

2 stops17h 30mAmerican Airlines

Thu 5/298:15 amOPO - AUS

2 stops17h 10mAmerican Airlines

Deal found 3/25

$1,065

Sun 4/276:35 amAUS - OPO

2 stops22h 05mDelta

Thu 5/296:30 amOPO - AUS

1 stop15h 30mDelta

Deal found 3/25

$1,078

One-way flights from Austin to Porto
Search for one-way flight options from Austin to Porto. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Tue 4/154:08 pmAUS - OPO

3 stops48h 42mMultiple Airlines

Deal found 3/25

$430

Tue 4/1511:45 amAUS - OPO

2 stops21h 45mDelta

Deal found 3/24

$551

Tue 6/35:16 pmAUS - OPO

2 stops34h 09mAir Canada

Deal found 3/25

$753

Tue 4/151:59 pmAUS - OPO

1 stop13h 46mUnited Airlines

Deal found 3/25

$763

Sun 6/14:50 pmAUS - OPO

2 stops40h 40mWestJet

Deal found 3/25

$926

Sat 7/55:45 pmAUS - OPO

2 stops31h 50mIberia

Deal found 3/24

$1,531

Sat 7/56:00 pmAUS - OPO

1 stop22h 15mKLM

Deal found 3/24

$1,738

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Mon 5/12

7:10 pm-5:55 pm

2 stops16h 45m

Porto

Sun 5/18

6:35 am-12:20 am

2 stops23h 45m

$747

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Sat 5/10

4:33 pm-11:10 am

2 stops36h 37m

Porto

Fri 5/16

5:55 pm-9:14 pm

2 stops33h 19m

$749

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Mon 5/12

11:35 am-8:00 am

3 stops38h 25m

Porto

Sun 5/18

6:10 am-1:10 pm

3 stops37h 00m

$762

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Sun 5/18

7:10 pm-4:45 pm

2 stops15h 35m

Porto

Thu 5/29

6:30 am-4:00 pm

1 stop15h 30m

$838

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Wed 9/17

1:45 pm-7:35 am

2 stops35h 50m

Porto

Sun 9/21

8:15 am-9:55 pm

2 stops19h 40m

$1,011

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Sun 4/27

12:10 pm-11:40 am

2 stops17h 30m

Porto

Thu 5/29

8:15 am-7:25 pm

2 stops17h 10m

$1,065

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Fri 6/20

12:09 pm-9:35 am

3 stops39h 26m

Porto

Fri 6/27

6:00 am-4:30 pm

2 stops40h 30m

$1,137

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Mon 5/12

4:05 pm-10:50 pm

1 stop24h 45m

Porto

Tue 5/20

12:05 pm-2:20 pm

1 stop32h 15m

$1,165

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Mon 6/16

7:07 pm-3:30 pm

2 stops38h 23m

Porto

Sun 6/29

9:20 am-5:25 pm

2 stops38h 05m

$1,185

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

Tue 5/13

11:00 am-2:05 pm

2 stops21h 05m

Porto

Sat 5/17

5:40 pm-10:15 am

1 stop22h 35m

$1,519

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 19 results

Compare providers for flights from Austin to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Porto in March.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*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 Austin-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Austin-Porto 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 Austin-Porto 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 Austin to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Austin 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 Austin to Porto

How far ahead should I book a flight from Austin to Porto?

To ensure you get the cheapest price possible for a flight from Austin to Porto, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Austin to Porto?

Currently, January is the cheapest month in which you can book a flight from Austin to Porto (average of $523). Flying from Austin to Porto in June is currently the most expensive (average of $1,082). 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.

What is the cheapest time of day to fly from AUS to OPO?

One of the essential ways to save on airfare from Austin to Porto is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 27% on airfare.

What is the cheapest day to fly from Austin to Porto?

Travelers seeking maximum savings on their Austin to Porto flight should consider departing on Wednesday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Porto by month

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,891 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,318 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,423 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,608 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines

7.3

Good

1,325 reviews

Delta

8.0

Very good

7,891 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Austin to Porto round-trip?
Delta, at $747, was found to be the cheapest airline from Austin to Porto.Alternate airlines to your destination round-trip include Scandinavian Airlines and KLM. You may be able to fly from Austin to Porto for 29% less than the average price by searching for these airlines.
What are the cheapest airlines to fly from Austin to Porto one-way?
For one-way options, check prices for Delta. According to our data, you can fly for as low as $551. Users have also found prices from $753 and $763 on Air Canada and United Airlines, respectively.
Can I find deals for flights from Austin to Porto that include hotel bookings?
Yes. In addition to deals on Austin to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Porto.
Can I find deals for business class flights from Austin to Porto?
Yes. Cheapflights offers flight deals from Austin to Porto 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 Austin to Porto?
Currently, January is the cheapest month in which you can book a flight from Austin to Porto (average of $523). Flying from Austin to Porto in June is currently the most expensive (average of $1,082). 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

Aveiro

Coimbra

Matosinhos

Arcos de Valdevez

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Austin to Porto

Other flights to Porto

Top 5 airlines flying from Austin to Porto

Airline	Cheapest	Average	Flexibility	On-time
Iberia	Cheapest$519	Average$1,093	FlexibilityNo cancel fee	On-time77%
Lufthansa	Cheapest$623	Average$1,170	FlexibilityNo cancel fee	On-time76%
KLM	Cheapest$644	Average$1,260	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$655	Average$838	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$880	Average$1,371	FlexibilityNo cancel fee	On-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$430+ Cheap flights from Austin (AUS) to Porto (OPO)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Porto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Austin Bergstrom to Porto are usually found in November or January, booked 44 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Austin to Porto

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Austin to Porto

Cheapest flights from Austin to PortoExplore the most affordable flight options available from Austin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Explore the most affordable flight options available from Austin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Austin to Porto

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 Austin to Porto in March.

Best time to book a flight from Austin to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Austin with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Austin to Porto

How far ahead should I book a flight from Austin to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Austin to Porto. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from Austin to Porto?

What is the cheapest time of day to fly from AUS to OPO?

Find hourly flight availability from Austin to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

What is the cheapest day to fly from Austin to Porto?

Use this chart to determine the cheapest time to fly round-trip from Austin to Porto. Price data was last updated on September 8, 2024.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated March 26, 2025.

Related info for your journey

Find useful and relevant information for your journey from Austin to Porto. 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 Austin to Porto round-trip?

What are the cheapest airlines to fly from Austin to Porto one-way?

Can I find deals for flights from Austin to Porto that include hotel bookings?

How can I find direct flights from Austin to Porto?

Can I find deals for business class flights from Austin to Porto?

What is the cheapest month to book a flight from Austin to Porto?

Traveling to a place near Austin?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Austin to Porto

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Austin to Porto

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Austin to Porto
Explore the most affordable flight options available from Austin to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.