What airlines fly to Portugal?

United Airlines, British Airways and Delta are the top three most popular airlines that fly to Portugal from Austin according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 9 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

Lufthansa, United Airlines, and Delta are the most popular carriers operating from Austin Bergstrom to Portugal

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

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

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

The number of operators available for flights from Austin Bergstrom Airport to Portugal is 9 as of September 2026.

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

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 Portugal.

What documentation or ID do you need to fly to Portugal?

The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:18 pm - 9:05 amAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

12h 47m1 stop Philadelphia

6:30 am - 10:38 pmLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

22h 08m2 stops Madrid Barajas Chicago O'Hare Intl

$572Iberia

Wed, Dec 2 - Wed, Dec 9

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

12:05 pm - 9:20 amAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

15h 15m1 stop Toronto Pearson Intl

11:20 am - 11:11 amLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

29h 51m1 stop Toronto Pearson Intl

$575Air Canada

Mon, Nov 2 - Tue, Nov 17

6:55 pm - 9:55 pmAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

21h 00m1 stop London Heathrow

6:30 am - 7:16 pmLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

18h 46m2 stops Madrid Barajas Dallas/Fort Worth

$575Multiple Airlines

Wed, Feb 10 - Tue, Feb 16

12:05 pm - 9:20 amAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

15h 15m1 stop Toronto Pearson Intl

11:20 am - 11:11 amLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

29h 51m1 stop Toronto Pearson Intl

$576Air Canada

Mon, Nov 2 - Tue, Nov 17

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

4:15 pm - 2:55 pmAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

16h 40m2 stops New York John F Kennedy Intl London Heathrow

6:30 am - 7:16 pmLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

18h 46m2 stops Madrid Barajas Dallas/Fort Worth

$579Multiple Airlines

Wed, Feb 10 - Tue, Feb 16

5:55 pm - 3:45 pmAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

15h 50m1 stop London Heathrow

11:05 am - 9:59 pmLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

16h 54m1 stop Philadelphia

$584American Airlines

Mon, Oct 19 - Tue, Nov 3

6:00 am - 9:05 amAUS Austin Bergstrom-LIS Lisbon Humberto Delgado

21h 05m1 stop Philadelphia

11:05 am - 10:34 pmLIS Lisbon Humberto Delgado-AUS Austin Bergstrom

17h 29m1 stop Philadelphia

$601American Airlines

Wed, Feb 10 - Wed, Feb 17

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 Portugal

Our best Iberia deals on Austin to Portugal flight tickets

Iberia

Dec 2

AUS2:18 pmAustin Bergstrom

12h 47m

1 stop

LIS9:05 amLisbon Humberto Delgado

Dec 9

LIS6:30 amLisbon Humberto Delgado

22h 08m

2 stops

AUS10:38 pmAustin Bergstrom

$572

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

Dec 2

AUS2:18 pmAustin Bergstrom

12h 47m

1 stop

LIS9:05 amLisbon Humberto Delgado

Dec 9

LIS11:05 amLisbon Humberto Delgado

16h 54m

1 stop

AUS9:59 pmAustin Bergstrom

$578

British Airways flights from Austin to Portugal

Our best British Airways deals on Austin to Portugal flight tickets

British Airways

Nov 23

AUS6:55 pmAustin Bergstrom

17h 55m

1 stop

LIS6:50 pmLisbon Humberto Delgado

Dec 2

LIS12:55 pmLisbon Humberto Delgado

33h 50m

1 stop

AUS4:45 pmAustin Bergstrom

$599

British Airways

Nov 25

AUS5:51 pmAustin Bergstrom

17h 54m

2 stops

LIS5:45 pmLisbon Humberto Delgado

Dec 2

LIS6:35 pmLisbon Humberto Delgado

28h 10m

1 stop

AUS4:45 pmAustin Bergstrom

$604

British Airways

Jan 5

AUS5:50 pmAustin Bergstrom

17h 55m

2 stops

LIS5:45 pmLisbon Humberto Delgado

Jan 12

LIS10:40 amLisbon Humberto Delgado

36h 05m

1 stop

AUS4:45 pmAustin Bergstrom

$608

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Wed 12/2

2:18 pm-9:05 am

1 stop12h 47m

Lisbon Humberto Delgado

Wed 12/9

6:30 am-10:38 pm

2 stops22h 08m

$572

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

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Mon 11/2

12:05 pm-9:20 am

1 stop15h 15m

Lisbon Humberto Delgado

Tue 11/17

11:20 am-11:11 am

1 stop29h 51m

$575

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Wed 2/10

6:55 pm-9:55 pm

1 stop21h 00m

Lisbon Humberto Delgado

Tue 2/16

6:30 am-7:16 pm

2 stops18h 46m

$575

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Mon 11/2

12:05 pm-9:20 am

1 stop15h 15m

Lisbon Humberto Delgado

Tue 11/17

11:20 am-11:11 am

1 stop29h 51m

$576

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

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Wed 2/10

4:15 pm-2:55 pm

2 stops16h 40m

Lisbon Humberto Delgado

Tue 2/16

6:30 am-7:16 pm

2 stops18h 46m

$579

Quickest round-trip

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Mon 10/19

5:55 pm-3:45 pm

1 stop15h 50m

Lisbon Humberto Delgado

Tue 11/3

11:05 am-9:59 pm

1 stop16h 54m

$584

AustinLisbon

AUS Austin Bergstrom - LIS Lisbon Humberto Delgado

AUSLIS

Austin Bergstrom

Wed 2/10

6:00 am-9:05 am

1 stop21h 05m

Lisbon Humberto Delgado

Wed 2/17

11:05 am-10:34 pm

1 stop17h 29m

$601

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 Portugal

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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Austin is in February. Flight prices, which tend to average around $672, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Austin during January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $759.

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

You are more likely to see cheaper flights to Portugal from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $952 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Austin for as low as $772 on momondo.

Can stopping save me money on Austin to Portugal flights?

You could potentially save up to 15% on your flight if you consider stops on a Austin to Portugal flight.

Cheap Austin to Portugal flight deals and tips

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

Best Price Found	$343
Fastest flight time	11h 45m
Direct flights	None

The best one-way flight to Portugal from Austin in the past 72 hours is $343. The best round-trip flight deal from Austin to Portugal found on momondo in the last 72 hours is $572.

The fastest flight from Austin to Portugal takes 11h 45m

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

Search flight deals

Frequently asked questions about flying from Austin to Portugal

When did momondo last update prices for flights from Austin Bergstrom Airport to Portugal?
Prices for flights from Austin Bergstrom Airport to Portugal refresh daily.
How many operators does momondo search for flights from Austin Bergstrom Airport to Portugal?
The number of operators available for flights from Austin Bergstrom Airport to Portugal is 9 as of September 2026.
How old do you have to be to fly from Austin Bergstrom Airport to Portugal?
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 Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal 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 Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Austin to Portugal

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

Airline	Rating	Free Cancellation	Price
Virgin Atlantic	PriceFrom $360	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $478	Free Cancellation	Rating 7.8 8,572 reviews	Search Delta flights
KLM	PriceFrom $486	Free Cancellation	Rating 7.8 1,578 reviews	Search KLM flights
British Airways	PriceFrom $508	Free Cancellation	Rating 6.7 8,230 reviews	Search British Airways flights
Iberia	PriceFrom $508	Free Cancellation	Rating 7.0 3,249 reviews	Search Iberia flights
United Airlines	PriceFrom $573	Free Cancellation	Rating 7.4 10,215 reviews	Search United Airlines flights
Lufthansa	PriceFrom $605	Free Cancellation	Rating 6.8 8,228 reviews	Search Lufthansa flights
American Airlines	PriceFrom $695	Free Cancellation	Rating 7.1 12,066 reviews	Search American Airlines flights
Air Canada	PriceFrom $746	Free Cancellation	Rating 7.1 11,639 reviews	Search Air Canada flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Austin to Portugal for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portugal from Austin.

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

Price alerts on flights to Portugal from Austin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Portugal 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

Popular cities

Other flights from Austin

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $469

Flights to Portofrom $470

Flights to Funchalfrom $570

Flights to Farofrom $509

Flights to Ponta Delgadafrom $560

Flights to Lajesfrom $569

Flights to Hortafrom $570

Flights to Pico Islandfrom $570

Flights to Porto Santofrom $756

Flights to Velasfrom $593

Cheap flights from Austin to Portugal 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 Portugal 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 Portugal

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 Portugal

Our best Iberia deals on Austin to Portugal flight tickets

British Airways flights from Austin to Portugal

Our best British Airways deals on Austin to Portugal flight tickets

momondo Fare Finder

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

See travel insights to Portugal from

How to get the cheapest flight ticket from Austin to Portugal

What is the cheapest month to fly to Portugal?

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

Can stopping save me money on Austin to Portugal flights?

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

What airlines fly to Portugal?

Cheap Austin to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Austin to Portugal

Best airlines flying from Austin to Portugal

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

Why use momondo?

An easier way to manage your Portugal 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

Popular cities in Portugal

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

Austin flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

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

Cabin classes currently available on flights to Portugal

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

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year