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Cheap flights from Texas to Porto Alegre from $628

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Texas to Porto Alegre departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Texas to Porto Alegre

Cheap round-trip flights

Logo
3:29 pm - 12:20 amAUS-POA
30h 51m1 stop
Logo
5:20 am - 6:03 pmPOA-AUS
38h 43m2 stops
$628
Find Deal
Wed, Sep 17 - Sun, Sep 21
GOL Logo
3:05 pm - 4:15 pmAUS-POA
23h 10m2 stops
GOL Logo
1:30 pm - 10:31 amPOA-AUS
23h 01m2 stops
$647GOL
Find Deal
Wed, Sep 17 - Sun, Sep 21
American Airlines Logo
11:26 am - 10:25 amAUS-POA
20h 59m2 stops
American Airlines Logo
5:05 pm - 10:31 amPOA-AUS
19h 26m2 stops
$696American Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 21
Logo
5:45 am - 8:45 amAUS-POA
25h 00m3 stops
Logo
8:25 am - 11:02 pmPOA-AUS
40h 37m3 stops
$702
Find Deal
Wed, Sep 17 - Sun, Sep 21
Logo
5:45 am - 2:35 pmAUS-POA
30h 50m3 stops
Logo
8:25 am - 11:02 pmPOA-AUS
40h 37m3 stops
$722
Find Deal
Wed, Sep 17 - Sun, Sep 21
United Airlines Logo
12:48 pm - 2:35 pmAUS-POA
23h 47m2 stops
United Airlines Logo
3:10 pm - 3:23 pmPOA-AUS
26h 13m3 stops
$804United Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 21
American Airlines Logo
2:40 pm - 10:25 amDFW-POA
17h 45m2 stops
American Airlines Logo
5:55 pm - 6:25 amPOA-DFW
15h 30m1 stop
$1,053American Airlines
Find Deal
Sun, Oct 12 - Wed, Nov 12
LATAM Airlines Logo
5:45 am - 6:30 amDFW-POA
21h 45m2 stops
LATAM Airlines Logo
4:40 am - 10:25 amPOA-DFW
32h 45m2 stops
$1,152LATAM Airlines
Find Deal
Sat, Nov 8 - Fri, Nov 14
LATAM Airlines Logo
5:45 pm - 7:20 pmDFW-POA
22h 35m2 stops
LATAM Airlines Logo
4:20 am - 12:22 amPOA-DFW
47h 02m2 stops
$1,257LATAM Airlines
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Mon, Dec 1 - Mon, Dec 29
United Airlines Logo
5:37 pm - 1:10 pmAUS-POA
17h 33m2 stops
United Airlines Logo
5:10 pm - 5:30 pmPOA-AUS
26h 20m2 stops
$3,376United Airlines
Find Deal
Fri, Sep 26 - Tue, Sep 30

GOL flights from Texas to Porto Alegre

Our best GOL deals on Texas to Porto Alegre flight tickets
GOL
Sep 17
AUS3:05 pmAustin Bergstrom
23h 10m
2 stops
POA4:15 pmPorto Alegre Salgado Filho
Sep 21
POA1:30 pmPorto Alegre Salgado Filho
23h 01m
2 stops
AUS10:31 amAustin Bergstrom
$647
Find similar
GOL
Nov 8
DFW7:20 pmDallas/Fort Worth
20h 00m
1 stop
POA6:20 pmPorto Alegre Salgado Filho
Nov 14
POA4:30 amPorto Alegre Salgado Filho
28h 55m
2 stops
DFW6:25 amDallas/Fort Worth
$1,168
Find similar
GOL
Oct 12
DFW7:05 pmDallas/Fort Worth
26h 50m
2 stops
POA11:55 pmPorto Alegre Salgado Filho
Nov 11
POA4:30 amPorto Alegre Salgado Filho
28h 55m
2 stops
DFW6:25 amDallas/Fort Worth
$1,185
Find similar

American Airlines flights from Texas to Porto Alegre

Our best American Airlines deals on Texas to Porto Alegre flight tickets
American Airlines
Sep 17
AUS11:26 amAustin Bergstrom
20h 59m
2 stops
POA10:25 amPorto Alegre Salgado Filho
Sep 21
POA5:05 pmPorto Alegre Salgado Filho
19h 26m
2 stops
AUS10:31 amAustin Bergstrom
$696
Find similar
American Airlines
Oct 12
DFW2:40 pmDallas/Fort Worth
17h 45m
2 stops
POA10:25 amPorto Alegre Salgado Filho
Nov 12
POA5:55 pmPorto Alegre Salgado Filho
15h 30m
1 stop
DFW6:25 amDallas/Fort Worth
$1,053
Find similar
American Airlines
Oct 12
DFW4:40 pmDallas/Fort Worth
18h 45m
2 stops
POA1:25 pmPorto Alegre Salgado Filho
Nov 12
POA7:20 pmPorto Alegre Salgado Filho
18h 43m
2 stops
DFW11:03 amDallas/Fort Worth
$1,063
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Texas to Porto Alegre 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 August 4, 2025.
Use the filters below to find and compare flights from Texas to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

3:29 pm-12:20 am

1 stop30h 51m

Porto Alegre Salgado Filho

Sun 9/21

5:20 am-6:03 pm

2 stops38h 43m

$628

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

3:05 pm-4:15 pm

2 stops23h 10m

Porto Alegre Salgado Filho

Sun 9/21

1:30 pm-10:31 am

2 stops23h 01m

$647

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

11:26 am-10:25 am

2 stops20h 59m

Porto Alegre Salgado Filho

Sun 9/21

5:05 pm-10:31 am

2 stops19h 26m

$696

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

5:45 am-8:45 am

3 stops25h 00m

Porto Alegre Salgado Filho

Sun 9/21

8:25 am-11:02 pm

3 stops40h 37m

$702

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

5:45 am-2:35 pm

3 stops30h 50m

Porto Alegre Salgado Filho

Sun 9/21

8:25 am-11:02 pm

3 stops40h 37m

$722

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Wed 9/17

12:48 pm-2:35 pm

2 stops23h 47m

Porto Alegre Salgado Filho

Sun 9/21

3:10 pm-3:23 pm

3 stops26h 13m

$804

DallasPorto Alegre

DFW - POA

DFWPOA

Dallas/Fort Worth

Sun 10/12

2:40 pm-10:25 am

2 stops17h 45m

Porto Alegre Salgado Filho

Wed 11/12

5:55 pm-6:25 am

1 stop15h 30m

$1,053

DallasPorto Alegre

DFW - POA

DFWPOA

Dallas/Fort Worth

Sat 11/8

5:45 am-6:30 am

2 stops21h 45m

Porto Alegre Salgado Filho

Fri 11/14

4:40 am-10:25 am

2 stops32h 45m

$1,152

DallasPorto Alegre

DFW - POA

DFWPOA

Dallas/Fort Worth

Mon 12/1

5:45 pm-7:20 pm

2 stops22h 35m

Porto Alegre Salgado Filho

Mon 12/29

4:20 am-12:22 am

2 stops47h 02m

$1,257

AustinPorto Alegre

AUS - POA

AUSPOA

Austin Bergstrom

Fri 9/26

5:37 pm-1:10 pm

2 stops17h 33m

Porto Alegre Salgado Filho

Tue 9/30

5:10 pm-5:30 pm

2 stops26h 20m

$3,376

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Texas to Porto Alegre

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 day to depart on your flight to Porto Alegre?

Our data shows that Tuesday is the least expensive day to fly to Porto Alegre. Tickets to fly out on this day can be as low as $1,194. On the other hand, Monday is the most expensive day to depart from Texas because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,658.

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

Our most recent data shows that the best time of day to fly to Porto Alegre is in the morning. Flights from Texas to Porto Alegre during this time can be as low as $891. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,658 on average. Flights to Porto Alegre from Texas in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Texas to Porto Alegre flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Porto Alegre

Best Price Found

$628

Fastest flight time

17h 33m

Direct flights

None

Airports in Porto Alegre

1 airport
The best flight deal from Texas to Porto Alegre found on momondo in the last 72 hours is $628
The fastest flight from Texas to Porto Alegre takes 17h 33m
There are no direct flights from Texas to Porto Alegre. Popular non-direct routes for this connection are Dallas/Fort Worth Airport - Porto Alegre Salgado Filho Airport and Austin Bergstrom Airport - Porto Alegre Salgado Filho Airport.
There is 1 airport near Porto Alegre: Porto Alegre Salgado Filho (POA)
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  • When did momondo last update prices for flights from Texas to Porto Alegre Salgado Filho Airport?

    Prices for flights from Texas to Porto Alegre Salgado Filho Airport were last updated today.

  • How many operators does momondo search for flights from Texas to Porto Alegre Salgado Filho Airport?

  • How old do you have to be to fly from Texas to Porto Alegre Salgado Filho Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Texas to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Texas to Porto Alegre

Compare and see reviews for airlines that fly from Texas to Porto Alegre with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $709Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Texas to Porto Alegre?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Texas to Porto Alegre. momondo saves you time and could save you money on your trip.

Can I find flights from Texas to Porto Alegre with flexible booking policies on momondo?

Flights from Texas to Porto Alegre with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Texas to Porto Alegre?

momondo helps you find the best flight between Texas and Porto Alegre by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Texas to Porto Alegre flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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