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Porto Alegre

$916+ Cheap flights from Houston 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — POA
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Houston to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 September 17, 2025.

Round-trip from

$916
(GOL)
From Houston to Porto Alegre Salgado Filho
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Find flight deals from Houston to Porto Alegre

Cheapest flights from Houston to Porto Alegre
Explore the most affordable flight options available from Houston to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Mytrip deal was found by Cheapflights users on 9/17. 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 9/185:30 amIAH - POA
3 stops25h 15mMultiple Airlines
Thu 9/255:15 amPOA - IAH
2 stops29h 09mMultiple Airlines
Deal found 9/17$931
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:44 pmHOU - POA
2 stops33h 46mLATAM Airlines
Thu 11/67:45 amPOA - HOU
2 stops18h 15mLATAM Airlines
Deal found 9/15$1,230
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 9/187:45 pmIAH - POA
1 stop16h 50mUnited Airlines
Thu 9/252:05 pmPOA - IAH
1 stop17h 45mUnited Airlines
Deal found 9/17$1,741
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:13 amHOU - POA
2 stops18h 17mLATAM Airlines
Sun 11/912:30 pmPOA - HOU
2 stops24h 15mLATAM Airlines
Deal found 9/15$1,773
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:13 pmHOU - POA
2 stops28h 37mLATAM Airlines
Thu 9/257:20 amPOA - HOU
2 stops36h 20mLATAM Airlines
Deal found 9/17$1,804
This Copa Airlines deal was found by Cheapflights users on 9/17. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/189:57 amIAH - POA
1 stop12h 23mCopa Airlines
Wed 9/241:25 amPOA - IAH
1 stop20h 25mCopa Airlines
Deal found 9/17$3,376

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 September 17, 2025.
Use the filters below to find and compare flights from Houston to Porto Alegre that are best for you.

Fly from

Houston

Fly to

Porto Alegre

Route

Depart

Return

Price

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Sun 3/1

11:26 am-11:30 am

2 stops21h 04m

Porto Alegre Salgado Filho

Wed 3/4

5:20 pm-9:37 pm

2 stops31h 17m

$916

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 2/11

11:55 am-2:35 pm

2 stops23h 40m

Porto Alegre Salgado Filho

Wed 2/18

3:25 pm-9:39 pm

2 stops33h 14m

$1,164

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Thu 10/30

6:44 pm-6:30 am

2 stops33h 46m

Porto Alegre Salgado Filho

Thu 11/6

7:45 am-11:00 pm

2 stops18h 15m

$1,230

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Wed 2/11

8:45 pm-2:35 pm

1 stop14h 50m

Porto Alegre Salgado Filho

Wed 2/18

5:10 pm-5:20 am

1 stop15h 10m

$1,293

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Wed 2/11

6:00 am-6:30 am

2 stops21h 30m

Porto Alegre Salgado Filho

Wed 2/18

6:00 pm-9:32 am

2 stops18h 32m

$1,645

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Sun 3/1

8:45 pm-2:35 pm

1 stop14h 50m

Porto Alegre Salgado Filho

Wed 3/4

3:25 pm-5:20 am

1 stop16h 55m

$1,653

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Sun 3/1

10:05 am-6:30 am

2 stops17h 25m

Porto Alegre Salgado Filho

Wed 3/4

6:00 pm-9:32 am

2 stops18h 32m

$1,660

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Sun 3/1

10:05 am-6:30 am

2 stops17h 25m

Porto Alegre Salgado Filho

Wed 3/4

5:55 pm-4:32 pm

2 stops25h 37m

$1,661

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Fri 10/31

2:22 pm-5:00 pm

2 stops24h 38m

Porto Alegre Salgado Filho

Sat 11/8

4:20 am-9:45 am

2 stops32h 25m

$1,997

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Best time to book a flight from Houston to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Houston 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 to Porto Alegre

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

Find hourly flight availability from Houston 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 September 17, 2025.

When flying from Houston to Porto Alegre, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Houston 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?

    Porto Alegre Salgado Filho (POA), located 4.0 mi from the city center, is the airport you fly into when you book flights from Houston to Porto Alegre. 0 airlines have flights to Salgado Filho from Houston on a regular basis. Booking flights from Houston to Porto Alegre Salgado Filho should not be difficult; the airport handles an average of 0 inbound flights from Houston per day.

  • How long is the flight from Houston to Porto Alegre?

    A quick flight from Houston to Porto Alegre can take about 14h 50m. GOL provides one of the quickest options available for as low as $1,293. There are 5058 mi between Houston and Porto Alegre. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Houston to Porto Alegre?

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

  • Can I find deals for business class flights from Houston to Porto Alegre?

    Yes. Cheapflights offers flight deals from Houston 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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Alternative routes for Houston to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
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