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

Currently priced at $686, British Airways will fly you from Porto to Austin and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $739 and $794, respectively. British Airways is currently priced 22% below the average price you’ll pay for this route.

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

Currently, January is the cheapest month in which you can book a flight from Porto to Austin (average of $286). Flying from Porto 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.

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

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

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

Tuesday flights are found to be more expensive to fly from Porto to Austin. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Austin.

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

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, May can be a great choice for travel to Austin. Flights to Austin from Porto in May are about $880 on average during May, but can be found for as low as $626.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto to Austin as you normally would.

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

Most trusted provider : When it comes to deals on Porto-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 Porto-Austin 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 Porto to Austin that include hotel bookings?

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

How can I find direct flights from Porto to Austin?

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

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

Yes. Cheapflights offers flight deals from Porto 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.

$471+ Flights from Porto to Austin

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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 Porto to Austin

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$686 (British Airways)
One-way from	$471 (Kiwi.com)
Popular in	July
Cheapest in	May
Average price	$861

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

Search Deals

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

Search Deals

From Porto to Austin Bergstrom

Search Deals

One-way flight from Porto to Austin Bergstrom

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($112 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Porto to Austin

Cheapest flights from Porto to Austin
Explore the most affordable flight options available from Porto to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Wed 4/1612:20 pmOPO - AUS

2 stops17h 38mBritish Airways

Sat 4/2610:15 pmAUS - OPO

1 stop16h 15mBritish Airways

Deal found 2/22

$686

Fri 4/256:00 amOPO - AUS

2 stops20h 28mUnited Airlines

Thu 5/292:00 pmAUS - OPO

1 stop13h 45mUnited Airlines

Deal found 2/22

$763

Wed 4/94:20 pmOPO - AUS

1 stop29h 40mKLM

Wed 4/1611:18 amAUS - OPO

2 stops17h 22mKLM

Deal found 2/22

$787

Sat 4/2612:20 pmOPO - AUS

2 stops37h 19mAmerican Airlines

Thu 5/299:00 amAUS - OPO

2 stops20h 40mAmerican Airlines

Deal found 2/22

$794

Fri 4/258:35 pmOPO - AUS

1 stop25h 25mDelta

Fri 5/163:50 pmAUS - OPO

2 stops20h 20mDelta

Deal found 2/22

$813

Wed 4/912:10 pmOPO - AUS

1 stop32h 10mLufthansa

Wed 4/164:05 pmAUS - OPO

1 stop24h 40mLufthansa

Deal found 2/22

$875

Wed 4/2312:35 pmOPO - AUS

3 stops32h 23mMultiple Airlines

Fri 5/308:25 amAUS - OPO

2 stops24h 20mMultiple Airlines

Deal found 2/22

$927

Best flights from Porto to Austin
Discover carefully curated flight deals from Porto to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2025.

Wed 4/1612:20 pmOPO - AUS

2 stops17h 38mBritish Airways

Sat 4/2610:15 pmAUS - OPO

1 stop16h 15mBritish Airways

Deal found 2/22

$686

Wed 5/216:00 amOPO - AUS

2 stops34h 40mUnited Airlines

Tue 5/279:52 amAUS - OPO

2 stops17h 53mUnited Airlines

Deal found 2/21

$739

Sat 4/2612:20 pmOPO - AUS

2 stops37h 19mAmerican Airlines

Thu 5/299:00 amAUS - OPO

2 stops20h 40mAmerican Airlines

Deal found 2/22

$794

Fri 4/259:00 pmOPO - AUS

1 stop25h 00mDelta

Fri 5/163:35 pmAUS - OPO

2 stops20h 35mDelta

Deal found 2/21

$796

Fri 4/258:35 pmOPO - AUS

1 stop25h 25mKLM

Thu 5/296:00 pmAUS - OPO

1 stop22h 15mKLM

Deal found 2/22

$797

Wed 4/238:15 amOPO - AUS

2 stops20h 44mMultiple Airlines

Wed 5/216:34 pmAUS - OPO

2 stops55h 01mMultiple Airlines

Deal found 2/21

$824

Sat 4/196:00 amOPO - AUS

2 stops21h 11mLufthansa

Mon 5/124:05 pmAUS - OPO

1 stop24h 45mLufthansa

Deal found 2/21

$846

Sun 5/186:00 pmOPO - AUS

1 stop22h 15mTAP AIR PORTUGAL

Sat 5/2411:00 amAUS - OPO

2 stops16h 00mTAP AIR PORTUGAL

Deal found 2/21

$1,698

One-way flights from Porto to Austin
Search for one-way flight options from Porto to Austin. Find affordable one-way fares based on user searches. Data last updated February 22, 2025.

Tue 3/2512:40 pmOPO - AUS

3 stops49h 24mMultiple Airlines

Deal found 2/21

$471

Tue 3/258:40 pmOPO - AUS

2 stops32h 36mIberia

Deal found 2/21

$661

Find flights from Porto to Austin within your budget

Fly from

Fly to

Route

Depart

Return

Price

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 4/16

12:20 pm-11:58 pm

2 stops17h 38m

Austin Bergstrom

Sat 4/26

10:15 pm-8:30 pm

1 stop16h 15m

$686

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 5/21

6:00 am-10:40 am

2 stops34h 40m

Austin Bergstrom

Tue 5/27

9:52 am-9:45 am

2 stops17h 53m

$739

PortoAustin

OPO - AUS

OPOAUS

Porto

Sat 4/26

12:20 pm-7:39 pm

2 stops37h 19m

Austin Bergstrom

Thu 5/29

9:00 am-11:40 am

2 stops20h 40m

$794

PortoAustin

OPO - AUS

OPOAUS

Porto

Fri 4/25

9:00 pm-4:00 pm

1 stop25h 00m

Austin Bergstrom

Fri 5/16

3:35 pm-6:10 pm

2 stops20h 35m

$796

PortoAustin

OPO - AUS

OPOAUS

Porto

Fri 4/25

8:35 pm-4:00 pm

1 stop25h 25m

Austin Bergstrom

Thu 5/29

6:00 pm-10:15 pm

1 stop22h 15m

$797

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 4/23

8:15 am-10:59 pm

2 stops20h 44m

Austin Bergstrom

Wed 5/21

6:34 pm-7:35 am

2 stops55h 01m

$824

PortoAustin

OPO - AUS

OPOAUS

Porto

Sat 4/19

6:00 am-9:11 pm

2 stops21h 11m

Austin Bergstrom

Mon 5/12

4:05 pm-10:50 pm

1 stop24h 45m

$846

PortoAustin

OPO - AUS

OPOAUS

Porto

Sun 5/18

6:00 pm-10:15 am

1 stop22h 15m

Austin Bergstrom

Sat 5/24

11:00 am-9:00 am

2 stops16h 00m

$1,698

PortoAustin

OPO - AUS

OPOAUS

Porto

Tue 3/25

12:40 pm-9:04 am

3 stops49h 24m

$471

PortoAustin

OPO - AUS

OPOAUS

Porto

Tue 3/25

8:40 pm-12:16 am

2 stops32h 36m

$661

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

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

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

Travel insights for flights from Porto to Austin

Get recent, data-driven insights about flights from Porto to Austin including ideal travel times, pricing trends, and more.

Rainfall in Austin by month

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

If weather is an important factor for your trip to Austin, 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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

8,203 reviews

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,332 reviews

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,754 reviews

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

TAP AIR PORTUGAL

7.2

Good

1,844 reviews

Delta

8.0

Very good

8,203 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What are the cheapest airlines flying from Porto to Austin round-trip?
Currently priced at $686, British Airways will fly you from Porto to Austin and back. In addition to British Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and American Airlines - these airlines can fly you to your destination from $739 and $794, respectively. British Airways is currently priced 22% below the average price you’ll pay for this route.
Can I find deals for flights from Porto to Austin that include hotel bookings?
Yes. In addition to deals on Porto to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Porto to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Austin.
Can I find deals for business class flights from Porto to Austin?
Yes. Cheapflights offers flight deals from Porto 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 Porto to Austin?
Currently, January is the cheapest month in which you can book a flight from Porto to Austin (average of $286). Flying from Porto 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

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Top airline flying from Porto to Austin

Airline	Cheapest	Average	Flexibility	On-time
KLM	Cheapest$788	Average$1,055	FlexibilityNo cancel fee	On-time75%

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$471+ Cheap flights from Porto (OPO) to Austin (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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Porto to Austin with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Porto to Austin

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Porto to Austin

Cheapest flights from Porto to AustinExplore the most affordable flight options available from Porto to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Explore the most affordable flight options available from Porto to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Find flights from Porto to Austin within your budget

Best time to book a flight from Porto to Austin

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

Travel insights for flights from Porto to Austin

Get recent, data-driven insights about flights from Porto to Austin including ideal travel times, pricing trends, and more.

Rainfall in Austin by month

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

Temperature in Austin by month

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

Reviews of airlines servicing Austin

Related info for your journey

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

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

How can I find direct flights from Porto to Austin?

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

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

Traveling to a place near Porto?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Porto to Austin

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Top airline flying from Porto to Austin

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Cheapest flights from Porto to Austin
Explore the most affordable flight options available from Porto to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.