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Cheap flights from Austin to Portugal from $245

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 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Austin to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:30 am - 9:20 amAUS-LIS
15h 50m1 stop
Air Canada Logo
10:55 am - 9:27 pmLIS-AUS
16h 32m1 stop
$467Air Canada
Find Deal
jue., dic. 11 - jue., dic. 25
Air Canada Logo
11:30 am - 9:20 amAUS-LIS
15h 50m1 stop
Air Canada Logo
10:55 am - 10:44 pmLIS-AUS
41h 49m2 stops
$478Air Canada
Find Deal
jue., dic. 4 - jue., dic. 11
Delta Logo
8:00 am - 8:00 amAUS-LIS
18h 00m2 stops
Delta Logo
11:25 am - 4:10 pmLIS-AUS
34h 45m1 stop
$480Delta
Find Deal
lun., dic. 8 - mié., dic. 24
Delta Logo
7:20 am - 8:00 amAUS-LIS
18h 40m1 stop
Delta Logo
11:25 am - 4:10 pmLIS-AUS
34h 45m1 stop
$486Delta
Find Deal
jue., ene. 29 - mié., feb. 11
United Airlines Logo
10:15 am - 10:15 amAUS-LIS
18h 00m2 stops
United Airlines Logo
10:55 am - 9:27 pmLIS-AUS
16h 32m1 stop
$496United Airlines
Find Deal
mar., dic. 2 - jue., dic. 11
United Airlines Logo
10:15 am - 2:45 pmAUS-OPO
22h 30m3 stops
United Airlines Logo
6:00 am - 12:19 pmOPO-AUS
36h 19m2 stops
$499United Airlines
Find Deal
jue., dic. 4 - jue., dic. 11
British Airways Logo
6:55 pm - 9:55 pmAUS-LIS
21h 00m1 stop
British Airways Logo
7:05 am - 4:50 pmLIS-AUS
15h 45m1 stop
$570British Airways
Find Deal
lun., feb. 9 - vie., feb. 13
American Airlines Logo
2:15 pm - 9:05 amAUS-LIS
12h 50m2 stops
American Airlines Logo
11:05 am - 11:41 pmLIS-AUS
18h 36m2 stops
$579American Airlines
Find Deal
lun., feb. 9 - vie., feb. 13
American Airlines Logo
9:50 am - 7:40 amAUS-OPO
15h 50m2 stops
American Airlines Logo
8:20 am - 11:46 pmOPO-AUS
21h 26m2 stops
$709American Airlines
Find Deal
mar., dic. 2 - dom., dic. 7
British Airways Logo
7:00 pm - 5:45 pmAUS-OPO
16h 45m1 stop
British Airways Logo
8:05 pm - 4:50 pmOPO-AUS
26h 45m1 stop
$730British Airways
Find Deal
mar., dic. 2 - dom., dic. 7

Delta flights from Austin to Portugal

Our best Delta deals on Austin to Portugal flight tickets
Delta
Dec 8
AUS8:00 amAustin Bergstrom
18h 00m
2 stops
LIS8:00 amLisbon Humberto Delgado
Dec 24
LIS11:25 amLisbon Humberto Delgado
34h 45m
1 stop
AUS4:10 pmAustin Bergstrom
$480
Find similar
Delta
Jan 29
AUS7:20 amAustin Bergstrom
18h 40m
1 stop
LIS8:00 amLisbon Humberto Delgado
Feb 11
LIS11:25 amLisbon Humberto Delgado
34h 45m
1 stop
AUS4:10 pmAustin Bergstrom
$486
Find similar
Delta
Feb 15
AUS9:30 amAustin Bergstrom
19h 05m
2 stops
LIS10:35 amLisbon Humberto Delgado
Feb 28
LIS5:00 amLisbon Humberto Delgado
17h 10m
1 stop
AUS4:10 pmAustin Bergstrom
$495
Find similar

Scandinavian Airlines flights from Austin to Portugal

Our best Scandinavian Airlines deals on Austin to Portugal flight tickets
Scandinavian Airlines
Jan 29
AUS7:20 amAustin Bergstrom
26h 30m
3 stops
LIS3:50 pmLisbon Humberto Delgado
Feb 4
LIS7:05 amLisbon Humberto Delgado
20h 22m
2 stops
AUS9:27 pmAustin Bergstrom
$531
Find similar
Scandinavian Airlines
Jan 29
AUS7:20 amAustin Bergstrom
26h 30m
3 stops
LIS3:50 pmLisbon Humberto Delgado
Feb 4
LIS7:05 amLisbon Humberto Delgado
20h 22m
2 stops
AUS9:27 pmAustin Bergstrom
$560
Find similar
Scandinavian Airlines
Dec 4
AUS2:05 pmAustin Bergstrom
43h 15m
2 stops
FNC3:20 pmFunchal Madeira
Dec 13
FNC4:10 pmFunchal Madeira
37h 53m
2 stops
AUS12:03 amAustin Bergstrom
$569
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Portugal 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, momondo users made 832,500 searches. Data last updated noviembre 5, 2025.
Use the filters below to find and compare flights from Austin to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

jue. 12/11

11:30 am-9:20 am

1 stop15h 50m

Lisbon Humberto Delgado

jue. 12/25

10:55 am-9:27 pm

1 stop16h 32m

$467

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

jue. 12/4

11:30 am-9:20 am

1 stop15h 50m

Lisbon Humberto Delgado

jue. 12/11

10:55 am-10:44 pm

2 stops41h 49m

$478

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

lun. 12/8

8:00 am-8:00 am

2 stops18h 00m

Lisbon Humberto Delgado

mié. 12/24

11:25 am-4:10 pm

1 stop34h 45m

$480

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

jue. 1/29

7:20 am-8:00 am

1 stop18h 40m

Lisbon Humberto Delgado

mié. 2/11

11:25 am-4:10 pm

1 stop34h 45m

$486

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

mar. 12/2

10:15 am-10:15 am

2 stops18h 00m

Lisbon Humberto Delgado

jue. 12/11

10:55 am-9:27 pm

1 stop16h 32m

$496

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

jue. 12/4

10:15 am-2:45 pm

3 stops22h 30m

Porto

jue. 12/11

6:00 am-12:19 pm

2 stops36h 19m

$499

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

lun. 2/9

6:55 pm-9:55 pm

1 stop21h 00m

Lisbon Humberto Delgado

vie. 2/13

7:05 am-4:50 pm

1 stop15h 45m

$570

AustinLisbon

AUS - LIS

AUSLIS

Austin Bergstrom

lun. 2/9

2:15 pm-9:05 am

2 stops12h 50m

Lisbon Humberto Delgado

vie. 2/13

11:05 am-11:41 pm

2 stops18h 36m

$579

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

mar. 12/2

9:50 am-7:40 am

2 stops15h 50m

Porto

dom. 12/7

8:20 am-11:46 pm

2 stops21h 26m

$709

AustinPorto

AUS - OPO

AUSOPO

Austin Bergstrom

mar. 12/2

7:00 pm-5:45 pm

1 stop16h 45m

Porto

dom. 12/7

8:05 pm-4:50 pm

1 stop26h 45m

$730

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Austin is in January. Flight prices, which tend to average around $656, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Austin during February instead. Flights to Portugal in February, while not as cheap as those in January, still average around $682.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Wednesday is the cheapest day to fly to Portugal from Austin. The lowest ticket price found for a Wednesday departure recently was $883. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,193.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the evening. Flights from Austin to Portugal during this time can be as low as $796. In the afternoon is when there is more demand to fly to Portugal, so prices are often more expensive at around $1,086 per ticket.

How far in advance should I book a flight 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 $950 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 $856 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

Direct flights

None
There are no direct flights from Austin to Portugal. There are no popular flight routes from Austin to Portugal.
Search flight deals

  • 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?

  • 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
IberiaPriceFrom $499Free CancellationRating
7.0
3,007 reviews
Search Iberia flights
American AirlinesPriceFrom $524Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
KLMPriceFrom $531Free CancellationRating
7.7
1,405 reviews
Search KLM flights
DeltaPriceFrom $565Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Air FrancePriceFrom $581Free CancellationRating
7.4
1,484 reviews
Search Air France flights
United AirlinesPriceFrom $604Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
British AirwaysPriceFrom $633Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
Air CanadaPriceFrom $759Free CancellationRating
7.1
10,408 reviews
Search Air Canada flights
LufthansaPriceFrom $941Free CancellationRating
6.8
7,555 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom $968Free CancellationRating
7.5
672 reviews
Search Virgin Atlantic 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

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Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo
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Flights to Velasfrom $553