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$912+ Cheap flights from Porto Alegre (POA) to Houston

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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
POA — HOU
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Porto Alegre to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to Houston (HO1). 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

$912
(LATAM Airlines)
From Porto Alegre Salgado Filho to Houston
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Find flight deals from Porto Alegre to Houston

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

This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:50 pmPOA - IAH
2 stops18h 57mLATAM Airlines
Tue 10/215:30 amIAH - POA
2 stops36h 20mLATAM Airlines
Deal found 9/17$912
This 123 Milhas 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 123 Milhas is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:50 pmPOA - HOU
2 stops23h 37mLATAM Airlines
Tue 10/216:00 amHOU - POA
2 stops35h 50mLATAM Airlines
Deal found 9/17$927
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:05 amPOA - IAH
2 stops29h 19mLATAM Airlines
Sun 11/95:15 amIAH - POA
2 stops22h 15mLATAM Airlines
Deal found 9/17$992
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:05 amPOA - HOU
2 stops30h 22mLATAM Airlines
Sun 11/910:40 amHOU - POA
2 stops16h 50mLATAM Airlines
Deal found 9/17$992
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/24:05 pmPOA - IAH
1 stop16h 15mUnited Airlines
Sun 11/98:30 pmIAH - POA
2 stops38h 35mUnited Airlines
Deal found 9/17$1,079
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:10 pmPOA - IAH
2 stops33h 20mUnited Airlines
Tue 10/217:45 pmIAH - POA
1 stop16h 50mUnited Airlines
Deal found 9/17$1,119
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/211:15 amPOA - IAH
2 stops37h 24mAir Canada
Sun 11/97:10 amIAH - POA
2 stops30h 10mAir Canada
Deal found 9/16$1,136
This Copa Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/11:35 amPOA - IAH
1 stop21h 35mCopa Airlines
Sun 11/99:34 amIAH - POA
1 stop11h 56mCopa Airlines
Deal found 9/16$2,058
This Delta deal was found by Cheapflights users on 9/16. 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.
Sun 11/26:00 pmPOA - HOU
2 stops22h 27mDelta
Sun 11/910:40 amHOU - POA
2 stops16h 50mDelta
Deal found 9/16$2,110
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:40 pmPOA - IAH
2 stops16h 37mAmerican Airlines
Tue 10/2112:08 pmIAH - POA
3 stops20h 17mAmerican Airlines
Deal found 9/17$2,403
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.
Mon 10/131:25 amPOA - IAH
1 stop20h 25mCopa Airlines
Tue 10/219:57 amIAH - POA
2 stops21h 48mCopa Airlines
Deal found 9/17$5,378

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Houston 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 Porto Alegre to Houston that are best for you.

Fly from

Porto Alegre

Fly to

Houston

Route

Depart

Return

Price

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 10/14

3:50 pm-8:47 am

2 stops18h 57m

Houston George Bush Intcntl

Tue 10/21

5:30 am-7:50 pm

2 stops36h 20m

$912

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Tue 10/14

3:50 pm-1:27 pm

2 stops23h 37m

Houston Hobby

Tue 10/21

6:00 am-7:50 pm

2 stops35h 50m

$927

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Sun 11/2

10:05 am-1:27 pm

2 stops30h 22m

Houston Hobby

Sun 11/9

10:40 am-6:30 am

2 stops16h 50m

$992

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 10/14

5:10 pm-12:30 am

2 stops33h 20m

Houston George Bush Intcntl

Tue 10/21

7:45 pm-2:35 pm

1 stop16h 50m

$1,119

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Sun 11/2

4:05 pm-5:20 am

1 stop16h 15m

Houston George Bush Intcntl

Sun 11/9

8:45 pm-2:20 pm

1 stop14h 35m

$1,190

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 2/5

1:30 am-12:14 pm

1 stop13h 44m

Houston George Bush Intcntl

Tue 2/10

9:34 am-12:25 am

1 stop11h 51m

$1,231

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Fri 2/6

3:25 pm-10:40 am

2 stops22h 15m

Houston George Bush Intcntl

Tue 2/10

12:09 pm-2:35 pm

2 stops23h 26m

$1,269

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Sun 11/2

6:00 pm-1:27 pm

2 stops22h 27m

Houston Hobby

Sun 11/9

10:40 am-6:30 am

2 stops16h 50m

$2,110

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Best time to book a flight from Porto Alegre to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Porto Alegre 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 Porto Alegre to Houston
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to Houston. 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 from for flights from Porto Alegre to Houston?

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

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

    For as low as $1,231, LATAM Airlines can have you in Houston from Porto Alegre in 13h 44m. Porto Alegre and Houston are separated by a distance of 5058 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Porto Alegre to Houston?

    Currently, September is the cheapest month in which you can book a flight from Porto Alegre to Houston (average of $230). Flying from Porto Alegre to Houston in March is currently the most expensive (average of $330). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Porto Alegre to Houston

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