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Cheap flights from Porto Alegre to Houston from $860

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto Alegre to Houston departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

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Cheap round-trip flights

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LATAM Airlines Logo
7:45 am - 11:59 pmPOA-IAH
19h 14m2 stops
LATAM Airlines Logo
12:30 pm - 11:35 amIAH-POA
20h 05m2 stops
$917LATAM Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
LATAM Airlines Logo
7:45 am - 11:58 pmPOA-IAH
19h 13m2 stops
LATAM Airlines Logo
4:25 pm - 1:15 pmIAH-POA
17h 50m2 stops
$918LATAM Airlines
Find Deal
Thu, Feb 12 - Mon, Feb 16
Delta Logo
6:40 am - 11:31 amPOA-IAH
30h 51m2 stops
Delta Logo
11:50 am - 11:40 amIAH-POA
21h 50m2 stops
$950Delta
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Tue, Apr 14 - Sat, Apr 18
LATAM Airlines Logo
6:00 pm - 9:39 amPOA-IAH
18h 39m2 stops
LATAM Airlines Logo
7:05 am - 9:15 amIAH-POA
23h 10m2 stops
$957LATAM Airlines
Find Deal
Fri, Feb 6 - Tue, Feb 10
LATAM Airlines Logo
6:00 pm - 11:33 amPOA-IAH
20h 33m2 stops
LATAM Airlines Logo
4:25 pm - 5:05 pmIAH-POA
21h 40m2 stops
$958LATAM Airlines
Find Deal
Fri, Feb 6 - Tue, Feb 10
Multiple Airlines Logo
5:05 am - 11:33 amPOA-IAH
33h 28m2 stops
Multiple Airlines Logo
7:10 am - 8:10 pmIAH-POA
34h 00m2 stops
$1,235Multiple Airlines
Find Deal
Mon, Jan 19 - Thu, Jan 29
United Airlines Logo
2:05 pm - 11:13 pmPOA-IAH
36h 08m2 stops
United Airlines Logo
8:45 pm - 6:15 pmIAH-POA
18h 30m1 stop
$1,296United Airlines
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Thu, Feb 12 - Mon, Feb 16
Copa Airlines Logo
1:45 am - 12:25 pmPOA-IAH
12h 40m1 stop
Copa Airlines Logo
9:59 am - 12:30 amIAH-POA
12h 31m1 stop
$1,327Copa Airlines
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Mon, Apr 13 - Sat, Apr 18
Copa Airlines Logo
1:45 am - 12:25 pmPOA-IAH
12h 40m1 stop
Copa Airlines Logo
2:25 pm - 12:30 amIAH-POA
32h 05m1 stop
$1,328Copa Airlines
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Mon, Apr 13 - Sat, Apr 18
United Airlines Logo
3:30 pm - 5:45 amPOA-IAH
17h 15m1 stop
United Airlines Logo
8:45 pm - 6:15 pmIAH-POA
18h 30m1 stop
$1,335United Airlines
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Thu, Feb 12 - Mon, Feb 16

LATAM Airlines flights from Porto Alegre to Houston George Bush Intcntl Airport

Our best LATAM Airlines deals on Porto Alegre to Houston George Bush Intcntl Airport flight tickets
LATAM Airlines
Feb 12
POA7:45 amPorto Alegre Salgado Filho
19h 14m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Feb 16
IAH12:30 pmHouston George Bush Intcntl
20h 05m
2 stops
POA11:35 amPorto Alegre Salgado Filho
$917
Find similar
LATAM Airlines
Feb 12
POA7:45 amPorto Alegre Salgado Filho
19h 13m
2 stops
IAH11:58 pmHouston George Bush Intcntl
Feb 16
IAH4:25 pmHouston George Bush Intcntl
17h 50m
2 stops
POA1:15 pmPorto Alegre Salgado Filho
$918
Find similar
LATAM Airlines
Nov 8
POA7:45 amPorto Alegre Salgado Filho
27h 58m
2 stops
IAH8:43 amHouston George Bush Intcntl
Nov 18
IAH9:38 amHouston George Bush Intcntl
28h 22m
2 stops
POA5:00 pmPorto Alegre Salgado Filho
$953
Find similar

United Airlines flights from Porto Alegre to Houston George Bush Intcntl Airport

Our best United Airlines deals on Porto Alegre to Houston George Bush Intcntl Airport flight tickets
United Airlines
Feb 12
POA2:05 pmPorto Alegre Salgado Filho
36h 08m
2 stops
IAH11:13 pmHouston George Bush Intcntl
Feb 16
IAH8:45 pmHouston George Bush Intcntl
18h 30m
1 stop
POA6:15 pmPorto Alegre Salgado Filho
$1,296
Find similar
United Airlines
Feb 12
POA3:30 pmPorto Alegre Salgado Filho
17h 15m
1 stop
IAH5:45 amHouston George Bush Intcntl
Feb 16
IAH8:45 pmHouston George Bush Intcntl
18h 30m
1 stop
POA6:15 pmPorto Alegre Salgado Filho
$1,335
Find similar
United Airlines
Feb 12
POA2:05 pmPorto Alegre Salgado Filho
18h 15m
1 stop
IAH5:20 amHouston George Bush Intcntl
Feb 16
IAH8:45 pmHouston George Bush Intcntl
18h 30m
1 stop
POA6:15 pmPorto Alegre Salgado Filho
$1,336
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Porto Alegre to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

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

$917

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 2/12

7:45 am-11:58 pm

2 stops19h 13m

Houston George Bush Intcntl

Mon 2/16

4:25 pm-1:15 pm

2 stops17h 50m

$918

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-11:40 am

2 stops21h 50m

$950

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Fri 2/6

6:00 pm-9:39 am

2 stops18h 39m

Houston George Bush Intcntl

Tue 2/10

7:05 am-9:15 am

2 stops23h 10m

$957

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Fri 2/6

6:00 pm-11:33 am

2 stops20h 33m

Houston George Bush Intcntl

Tue 2/10

4:25 pm-5:05 pm

2 stops21h 40m

$958

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Mon 1/19

5:05 am-11:33 am

2 stops33h 28m

Houston George Bush Intcntl

Thu 1/29

7:10 am-8:10 pm

2 stops34h 00m

$1,235

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 2/12

2:05 pm-11:13 pm

2 stops36h 08m

Houston George Bush Intcntl

Mon 2/16

8:45 pm-6:15 pm

1 stop18h 30m

$1,296

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Mon 4/13

1:45 am-12:25 pm

1 stop12h 40m

Houston George Bush Intcntl

Sat 4/18

9:59 am-12:30 am

1 stop12h 31m

$1,327

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Mon 4/13

1:45 am-12:25 pm

1 stop12h 40m

Houston George Bush Intcntl

Sat 4/18

2:25 pm-12:30 am

1 stop32h 05m

$1,328

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 2/12

3:30 pm-5:45 am

1 stop17h 15m

Houston George Bush Intcntl

Mon 2/16

8:45 pm-6:15 pm

1 stop18h 30m

$1,335

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Porto Alegre to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Porto Alegre Salgado Filho to Houston George Bush Intcntl?

American Airlines, LATAM Airlines, and United Airlines are the most popular carriers operating from Porto Alegre Salgado Filho to Houston George Bush Intcntl

When to book flights from Porto Alegre to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Porto Alegre to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Porto Alegre to Houston George Bush Intcntl Airport (POA to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto Alegre to Houston George Bush Intcntl Airport

Direct flights

None
There are no direct flights from Porto Alegre to Houston George Bush Intcntl Airport. There are no popular flight routes from Porto Alegre to Houston George Bush Intcntl Airport.
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  • How far is Porto Alegre Salgado Filho to Houston George Bush Intcntl by plane?

    Porto Alegre Salgado Filho and Houston George Bush Intcntl are 5057.7 mi apart from one another. A reasonable flight in good conditions will take 12h 40m.

  • When did momondo last update prices for flights from Porto Alegre Salgado Filho Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Porto Alegre Salgado Filho Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The required travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston George Bush Intcntl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
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Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Porto Alegre to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto Alegre to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Porto Alegre to Houston with flexible booking policies on momondo?

Flights from Porto Alegre to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Porto Alegre to Houston?

Once you have performed a search for Porto Alegre to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Porto Alegre to Houston right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Porto Alegre to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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