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Porto Alegre

$749+ Cheap flights from George Bush Intcntl (IAH) to Porto Alegre (POA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — POA
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from George Bush Intcntl to Porto Alegre

Cheapest flights from George Bush Intcntl to Porto Alegre
Explore the most affordable flight options available from George Bush Intcntl to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Mytrip deal was found by Cheapflights users on 1/26. 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.
Thu 5/145:23 pm
IAH
-
POA
2 stops16h 07m
Multiple Airlines
Fri 5/152:00 pm
POA
-
IAH
3 stops35h 51m
Multiple Airlines
Deal found 1/26$749
This KAYAK deal was found by Cheapflights users on 1/25. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:16 pm
IAH
-
POA
2 stops16h 14m
GOL
Wed 5/135:30 pm
POA
-
IAH
2 stops32h 25m
GOL
Deal found 1/25$846
This SmartFares deal was found by Cheapflights users on 1/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:25 pm
IAH
-
POA
2 stops16h 05m
GOL
Fri 5/155:30 pm
POA
-
IAH
2 stops29h 59m
GOL
Deal found 1/26$866
This SmartFares deal was found by Cheapflights users on 1/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:45 pm
IAH
-
POA
2 stops15h 45m
GOL
Wed 11/115:30 pm
POA
-
IAH
2 stops30h 46m
GOL
Deal found 1/26$906
This Gurufare deal was found by Cheapflights users on 1/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:16 pm
IAH
-
POA
2 stops28h 24m
GOL
Mon 4/65:20 am
POA
-
IAH
2 stops18h 13m
GOL
Deal found 1/27$921
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/125:46 am
IAH
-
POA
3 stops39h 29m
Multiple Airlines
Sat 2/214:55 pm
POA
-
IAH
3 stops34h 04m
Multiple Airlines
Deal found 1/27$969
This FlightHub deal was found by Cheapflights users on 1/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:16 pm
IAH
-
POA
2 stops28h 24m
GOL
Wed 4/85:30 pm
POA
-
IAH
2 stops29h 59m
GOL
Deal found 1/27$975
This Gurufare deal was found by Cheapflights users on 1/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:16 pm
IAH
-
POA
2 stops16h 14m
GOL
Tue 5/126:25 pm
POA
-
IAH
2 stops19h 00m
GOL
Deal found 1/25$1,036
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 3/254:36 pm
IAH
-
POA
2 stops23h 09m
American Airlines
Tue 5/124:15 pm
POA
-
IAH
2 stops26h 27m
American Airlines
Deal found 1/25$1,079

Find flight deals from George Bush Intcntl to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Porto Alegre (POA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$738
(Mytrip)
Provider with most accurate pricing for Houston George Bush Intcntl-Porto Alegre Salgado Filho flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Porto Alegre Salgado Filho flights.
Search Deals
From Houston George Bush Intcntl to Porto Alegre Salgado Filho
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Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl 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, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Porto Alegre that are best for you.

Fly from

George Bush Intcntl

Fly to

Porto Alegre

Route

Depart

Return

Price

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

5:16 pm-11:30 am

2 stops16h 14m

Porto Alegre Salgado Filho

Wed 5/13

5:30 pm-11:55 pm

2 stops32h 25m

$846

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Mon 3/30

5:16 pm-11:40 pm

2 stops28h 24m

Porto Alegre Salgado Filho

Wed 4/8

5:30 pm-9:29 pm

2 stops29h 59m

$975

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

5:16 pm-11:30 am

2 stops16h 14m

Porto Alegre Salgado Filho

Tue 5/12

6:25 pm-11:25 am

2 stops19h 00m

$1,036

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Thu 2/12

4:20 pm-4:55 pm

2 stops21h 35m

Porto Alegre Salgado Filho

Sat 2/21

6:05 am-8:45 pm

2 stops17h 40m

$1,069

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

4:36 pm-5:45 pm

2 stops23h 09m

Porto Alegre Salgado Filho

Tue 5/12

4:15 pm-4:42 pm

2 stops26h 27m

$1,079

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

9:45 pm-6:30 pm

1 stop18h 45m

Porto Alegre Salgado Filho

Tue 5/12

5:10 pm-12:45 am

2 stops33h 35m

$1,087

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

9:45 pm-4:30 pm

1 stop16h 45m

Porto Alegre Salgado Filho

Mon 5/11

1:20 am-2:24 pm

1 stop15h 04m

$1,110

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 3/25

9:45 pm-4:30 pm

1 stop16h 45m

Porto Alegre Salgado Filho

Tue 5/12

1:20 am-2:24 pm

1 stop15h 04m

$1,110

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Mon 3/30

9:59 am-12:25 am

1 stop12h 26m

Porto Alegre Salgado Filho

Sun 4/5

1:35 am-8:04 pm

1 stop20h 29m

$1,129

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Mon 3/30

9:59 am-12:25 am

1 stop12h 26m

Porto Alegre Salgado Filho

Tue 4/7

1:35 am-12:19 pm

1 stop12h 44m

$1,129

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 11 results
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Compare providers for flights from George Bush Intcntl to Porto Alegre

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Porto Alegre in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from George Bush Intcntl 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.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Porto Alegre. 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 Porto Alegre from Houston George Bush Intcntl?

    Most people fly into Porto Alegre Salgado Filho (POA) if they book a flight to Porto Alegre from Houston George Bush Intcntl. On average, Salgado Filho has 0 inbound flights from Houston George Bush Intcntl per day from 0 airlines. Porto Alegre Salgado Filho is conveniently located just 4.0 mi from Porto Alegre’s city center.

  • How long is the flight from Houston George Bush Intcntl Airport to Porto Alegre?

    There are many flights that can get you from Houston George Bush Intcntl Airport to Porto Alegre in 16h 14m. Fly via GOL or American Airlines to get the fastest option. Houston George Bush Intcntl Airport and Porto Alegre are separated by a distance of 5058 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from George Bush Intcntl to Porto Alegre that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Porto Alegre?

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

  • Can I find deals for business class flights from George Bush Intcntl to Porto Alegre?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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