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$857+ Cheap flights from Porto Alegre (POA) to Houston

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
POA — HOU
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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.
Mon 11/177:45 amPOA - IAH
2 stops30h 45mDelta
Tue 12/212:35 pmIAH - POA
2 stops22h 30mDelta
Deal found 10/29$907
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:30 pmPOA - IAH
2 stops23h 45mAmerican Airlines
Tue 12/211:18 amIAH - POA
2 stops26h 47mAmerican Airlines
Deal found 10/29$918
This Delta deal was found by Cheapflights users on 10/28. 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.
Fri 11/216:00 pmPOA - IAH
2 stops32h 57mDelta
Tue 12/21:36 pmIAH - POA
2 stops21h 29mDelta
Deal found 10/28$948
This LATAM Airlines deal was found by Cheapflights users on 10/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 pmPOA - IAH
2 stops18h 48mLATAM Airlines
Thu 12/44:28 pmIAH - POA
2 stops23h 57mLATAM Airlines
Deal found 10/29$956
This LATAM Airlines deal was found by Cheapflights users on 10/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/218:10 pmPOA - IAH
2 stops27h 00mLATAM Airlines
Tue 12/21:36 pmIAH - POA
2 stops24h 29mLATAM Airlines
Deal found 10/29$958
This Copa Airlines deal was found by Cheapflights users on 10/30. 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 10/30$1,028
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/286:00 pmPOA - HOU
2 stops18h 45mLATAM Airlines
Thu 12/42:32 pmHOU - POA
2 stops36h 58mLATAM Airlines
Deal found 10/29$1,041
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:35 pmPOA - IAH
2 stops51h 55mAmerican Airlines
Tue 12/211:18 amIAH - POA
2 stops26h 47mAmerican Airlines
Deal found 10/29$1,069
This LATAM Airlines deal was found by Cheapflights users on 10/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/26:00 pmPOA - IAH
2 stops32h 50mLATAM Airlines
Sun 11/912:35 pmIAH - POA
2 stops26h 20mLATAM Airlines
Deal found 10/29$1,100
This American Airlines deal was found by Cheapflights users on 10/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:25 pmPOA - IAH
2 stops19h 03mAmerican Airlines
Tue 12/25:30 amIAH - POA
2 stops26h 30mAmerican Airlines
Deal found 10/29$1,109
This United Airlines deal was found by Cheapflights users on 10/29. 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 11/183:25 pmPOA - IAH
2 stops23h 26mUnited Airlines
Tue 12/28:45 pmIAH - POA
1 stop14h 55mUnited Airlines
Deal found 10/29$1,229
This Expedia deal was found by Cheapflights users on 10/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/216:00 pmPOA - IAH
2 stops19h 54mDelta
Fri 12/55:10 amIAH - POA
2 stops22h 20mDelta
Deal found 10/29$1,236

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 October 30, 2025.

Round-trip from

$906
(Delta)

One-way from

$857
(American Airlines)

Popular in

February

Cheapest in

September

Average price

$1,994
From Porto Alegre Salgado Filho to Houston
Search Deals
One-way flight from Porto Alegre Salgado Filho to Houston
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($218 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($90 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 30, 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

Mon 11/17

7:45 am-11:30 am

2 stops30h 45m

Houston George Bush Intcntl

Tue 12/2

12:35 pm-2:05 pm

2 stops22h 30m

$907

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 11/20

7:45 am-3:08 pm

2 stops34h 23m

Houston George Bush Intcntl

Tue 12/2

4:28 pm-2:05 pm

2 stops18h 37m

$907

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 2/12

7:45 am-11:59 pm

2 stops19h 14m

Houston George Bush Intcntl

Mon 2/16

12:30 pm-11:35 am

2 stops20h 05m

$914

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Thu 2/12

7:45 am-9:32 am

2 stops28h 47m

Houston Hobby

Mon 2/16

5:35 pm-2:05 pm

2 stops17h 30m

$916

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Fri 11/21

6:00 pm-11:57 pm

2 stops32h 57m

Houston George Bush Intcntl

Tue 12/2

1:36 pm-2:05 pm

2 stops21h 29m

$948

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 4/14

6:40 am-11:31 am

2 stops30h 51m

Houston George Bush Intcntl

Sat 4/18

11:50 am-9:20 am

2 stops19h 30m

$950

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Tue 4/14

12:35 pm-12:10 pm

2 stops25h 35m

Houston Hobby

Sat 4/18

6:00 am-6:25 am

2 stops22h 25m

$952

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Fri 11/21

8:10 pm-8:10 pm

2 stops27h 00m

Houston George Bush Intcntl

Tue 12/2

1:36 pm-5:05 pm

2 stops24h 29m

$958

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Fri 11/28

6:00 pm-9:45 am

2 stops18h 45m

Houston Hobby

Thu 12/4

2:32 pm-6:30 am

2 stops36h 58m

$1,041

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Sun 11/16

8:35 pm-9:30 pm

2 stops51h 55m

Houston George Bush Intcntl

Tue 12/2

11:18 am-5:05 pm

2 stops26h 47m

$1,069

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 20 results
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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 $914, Delta can have you in Houston from Porto Alegre in 19h 14m. Porto Alegre and Houston are separated by a distance of 5058 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Porto Alegre to Houston one-way?

    The cheapest airlines for a one-way flight from Porto Alegre to Houston are American Airlines ($857), Delta ($1,022), and LATAM Airlines ($1,027).

  • 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.

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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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