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Porto Alegre

$745+ Cheap flights from George Bush Intcntl (IAH) to Porto Alegre (POA)

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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — POA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Find 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 July 29, 2025.

This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/37:15 amIAH - POA
2 stops34h 00mMultiple Airlines
Fri 8/298:00 pmPOA - IAH
2 stops27h 50mMultiple Airlines
Deal found 7/29$1,440
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 8/57:45 pmIAH - POA
1 stop15h 20mUnited Airlines
Wed 8/273:25 pmPOA - IAH
1 stop16h 15mUnited Airlines
Deal found 7/29$1,600
This Delta deal was found by Cheapflights users on 7/29. 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.
Tue 8/55:59 pmIAH - POA
2 stops34h 26mDelta
Wed 8/276:55 pmPOA - IAH
2 stops27h 05mDelta
Deal found 7/29$1,819
This KAYAK deal was found by Cheapflights users on 7/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/55:59 pmIAH - POA
2 stops23h 16mLATAM Airlines
Fri 8/294:40 amPOA - IAH
2 stops21h 16mLATAM Airlines
Deal found 7/29$1,865

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 July 29, 2025.
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 12/17

5:45 am-6:30 am

3 stops21h 45m

$745

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 12/17

11:22 am-9:55 am

2 stops19h 33m

$899

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Porto Alegre

What is the cheapest time of day to fly from IAH to POA?

Find hourly flight availability from George Bush Intcntl to Porto Alegre. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston George Bush Intcntl Airport to Porto Alegre as you normally would.

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Porto Alegre. Reviews last updated July 29, 2025.
See what other customers who have flown with American Airlines from Houston George Bush Intcntl Airport to Porto Alegre have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Comfort

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Food

6.5

Overall

7.2

Boarding

7.5

Entertainment

6.9

Crew

8.0

Comfort

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

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.

  • 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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