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$441+ Cheap flights from Portugal 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 5/17. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — AUS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Portugal to Austin

Keep the following information in mind while searching for Portugal to Austin flight deals. Data was last updated April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$742
(Booking.com)

One-way from

$441
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$823
Provider with most accurate pricing for Lisbon Humberto Delgado-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Austin Bergstrom flights.
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From Portugal to Austin Bergstrom
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One-way flight from Portugal to Austin Bergstrom
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Highest demand for flights based on searches. 19% potential increase in price ($228 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Portugal to Austin

Cheapest flights from Portugal to Austin
Explore the most affordable flight options available from Portugal to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/167:15 amLIS - AUS
1 stop19h 00mBritish Airways
Mon 6/235:45 pmAUS - LIS
1 stop23h 25mBritish Airways
Deal found 4/29$742
This British Airways deal was found by Cheapflights users on 4/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:20 pmOPO - AUS
2 stops17h 32mBritish Airways
Tue 9/305:30 pmAUS - OPO
2 stops16h 25mBritish Airways
Deal found 4/27$752
This 123 Milhas deal was found by Cheapflights users on 4/27. 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1012:20 pmOPO - AUS
2 stops16h 22mIberia
Tue 9/307:30 pmAUS - OPO
2 stops14h 25mIberia
Deal found 4/27$755
This Delta deal was found by Cheapflights users on 4/29. 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 5/175:00 amLIS - AUS
1 stop17h 00mDelta
Sat 5/319:46 amAUS - LIS
2 stops19h 29mDelta
Deal found 4/29$780
This Air France deal was found by Cheapflights users on 4/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:10 pmOPO - AUS
1 stop25h 50mMultiple Airlines
Tue 9/304:40 pmAUS - OPO
2 stops16h 50mMultiple Airlines
Deal found 4/27$793
This United Airlines deal was found by Cheapflights users on 4/27. 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 9/912:50 pmOPO - AUS
1 stop13h 05mUnited Airlines
Tue 9/302:00 pmAUS - OPO
1 stop13h 45mUnited Airlines
Deal found 4/27$812
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/165:55 amLIS - AUS
2 stops37h 13mMultiple Airlines
Mon 6/2310:44 amAUS - LIS
3 stops28h 46mMultiple Airlines
Deal found 4/29$879
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Tue 7/811:05 amLIS - AUS
2 stops17h 08mAmerican Airlines
Tue 8/1210:09 amAUS - LIS
2 stops16h 56mAmerican Airlines
Deal found 4/29$991
This Delta deal was found by Cheapflights users on 4/28. 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 7/306:15 amOPO - AUS
2 stops22h 12mDelta
Mon 8/252:45 pmAUS - OPO
2 stops18h 45mDelta
Deal found 4/28$999
This KLM deal was found by Cheapflights users on 4/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/308:10 pmOPO - AUS
1 stop25h 50mKLM
Mon 8/256:00 pmAUS - OPO
1 stop15h 35mKLM
Deal found 4/29$1,080
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/1710:25 amLIS - AUS
3 stops19h 34mUnited Airlines
Sat 5/311:00 pmAUS - LIS
2 stops16h 05mUnited Airlines
Deal found 4/29$1,318

Cheapflights Fare Finder

Customize your flight search to find flights from Portugal 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 April 30, 2025.
Use the filters below to find and compare flights from Portugal to Austin that are best for you.

Fly from

Portugal

Fly to

Austin

Route

Depart

Return

Price

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Mon 6/16

7:15 am-8:15 pm

1 stop19h 00m

Austin Bergstrom

Mon 6/23

5:45 pm-11:10 pm

1 stop23h 25m

$742

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 9/10

12:20 pm-11:52 pm

2 stops17h 32m

Austin Bergstrom

Tue 9/30

5:30 pm-3:55 pm

2 stops16h 25m

$752

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 9/10

12:20 pm-10:42 pm

2 stops16h 22m

Austin Bergstrom

Tue 9/30

7:30 pm-3:55 pm

2 stops14h 25m

$755

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Sat 5/17

5:00 am-4:00 pm

1 stop17h 00m

Austin Bergstrom

Sat 5/31

9:46 am-11:15 am

2 stops19h 29m

$780

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 9/10

8:10 pm-4:00 pm

1 stop25h 50m

Austin Bergstrom

Tue 9/30

4:40 pm-3:30 pm

2 stops16h 50m

$793

PortoAustin

OPO - AUS

OPOAUS

Porto

Tue 9/9

12:50 pm-7:55 pm

1 stop13h 05m

Austin Bergstrom

Tue 9/30

2:00 pm-9:45 am

1 stop13h 45m

$812

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Mon 6/16

5:55 am-1:08 pm

2 stops37h 13m

Austin Bergstrom

Mon 6/23

10:44 am-9:30 pm

3 stops28h 46m

$879

LisbonAustin

LIS - AUS

LISAUS

Lisbon Humberto Delgado

Tue 7/8

11:05 am-10:13 pm

2 stops17h 08m

Austin Bergstrom

Tue 8/12

10:09 am-9:05 am

2 stops16h 56m

$991

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 7/30

6:15 am-10:27 pm

2 stops22h 12m

Austin Bergstrom

Mon 8/25

2:45 pm-3:30 pm

2 stops18h 45m

$999

PortoAustin

OPO - AUS

OPOAUS

Porto

Wed 7/30

8:10 pm-4:00 pm

1 stop25h 50m

Austin Bergstrom

Mon 8/25

6:00 pm-3:35 pm

1 stop15h 35m

$1,080

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 32 results
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Best time to book a flight from Portugal to Austin

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

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

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

Rainfall in Austin by month

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

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

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 April 30, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Air France from Portugal to Austin to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
1,334 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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
7,929 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

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

Find useful and relevant information for your journey from Portugal to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Austin from Portugal?

    Most people fly into Austin Bergstrom (AUS) if they book a flight to Austin from Portugal. Austin Bergstrom is conveniently located just 7.5 mi from Austin’s city center.

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

    One-way options have recently been found by users for as low as $544 on Aer Lingus. Other airlines that offer cheap prices include British Airways from $699 and American Airlines from $718 one-way.

  • What are the most popular routes from Portugal to Austin?

    The most popular flight routes from Portugal to Austin are Lisbon Humberto Delgado - Austin Bergstrom, Porto - Austin Bergstrom and Faro - Austin Bergstrom.

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

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

  • How can I find direct flights from Portugal to Austin?

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

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

    Yes. Cheapflights offers flight deals from Portugal 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 Portugal to Austin?

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

Traveling to a place near Portugal?

Book flights to Portugal if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Round Rock
Dripping Springs
Cedar Park
Pflugerville
Bastrop
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portugal to Austin

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Portugal to Austin

Discover the top airline that operate flights from Portugal 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$788Average$1,021FlexibilityNo cancel feeOn-time75%

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