HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$1,082+ 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 6/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — POA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Porto Alegre with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$1,082
(Mytrip)
From Houston to Porto Alegre Salgado Filho
Search Deals

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 June 12, 2025.

This Mytrip deal was found by Cheapflights users on 6/11. 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.
Fri 6/278:49 pmIAH - POA
3 stops25h 26mMultiple Airlines
Sat 7/125:30 amPOA - IAH
3 stops43h 43mMultiple Airlines
Deal found 6/11$1,082
This Delta deal was found by Cheapflights users on 6/11. 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 6/275:30 amIAH - POA
2 stops22h 55mDelta
Sat 7/126:55 amPOA - IAH
2 stops18h 56mDelta
Deal found 6/11$1,744
This SmartFares deal was found by Cheapflights users on 6/11. 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.
Fri 6/276:00 amHOU - POA
2 stops22h 25mLATAM Airlines
Sat 7/125:00 amPOA - HOU
2 stops19h 21mLATAM Airlines
Deal found 6/11$1,794
This United Airlines deal was found by Cheapflights users on 6/11. 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 6/157:45 pmIAH - POA
1 stop15h 35mUnited Airlines
Tue 6/172:15 pmPOA - IAH
1 stop17h 25mUnited Airlines
Deal found 6/11$2,450
This Copa Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 6/279:59 amIAH - POA
2 stops22h 36mCopa Airlines
Fri 7/111:23 amPOA - IAH
1 stop13h 02mCopa Airlines
Deal found 6/11$8,913

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 June 12, 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

Fri 6/27

8:49 pm-12:15 am

3 stops25h 26m

Porto Alegre Salgado Filho

Sat 7/12

5:30 am-11:13 pm

3 stops43h 43m

$1,082

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Fri 6/27

5:30 am-6:25 am

2 stops22h 55m

Porto Alegre Salgado Filho

Sat 7/12

6:55 am-11:51 pm

2 stops18h 56m

$1,744

HoustonPorto Alegre

HOU - POA

HOUPOA

Houston Hobby

Fri 6/27

6:00 am-6:25 am

2 stops22h 25m

Porto Alegre Salgado Filho

Sat 7/12

5:00 am-10:21 pm

2 stops19h 21m

$1,794

HoustonPorto Alegre

IAH - POA

IAHPOA

Houston George Bush Intcntl

Fri 6/27

9:59 am-10:35 am

2 stops22h 36m

Porto Alegre Salgado Filho

Fri 7/11

1:23 am-12:25 pm

1 stop13h 02m

$8,913

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 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.

Rainfall in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto Alegre ranges from 2.8 - 5.1 inches per month. September is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Porto Alegre when rainfall is around 2.8 in.

Temperature in Porto Alegre by month

Plan your trip to Porto Alegre by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto Alegre, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 55.4 F).

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 June 12, 2025.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,785 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
Austin to Porto Alegre flights
Dallas/Fort Worth to Porto Alegre flights
Hobby to Porto Alegre flights
George Bush Intcntl to Porto Alegre flights
San Antonio to Porto Alegre flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.