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Cheap flights from Porto Alegre to Houston from $566

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 8/1. 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
1 adult, Economy, 0 bags
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from Porto Alegre to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:40 am - 9:00 pm
POA
-
IAH
18h 20m
2 stops
Multiple Airlines Logo
12:21 pm - 11:45 am
IAH
-
POA
21h 24m
2 stops
$1,015Multiple Airlines
Tue, Sep 15 - Tue, Sep 29
LATAM Airlines Logo
7:35 am - 11:49 pm
POA
-
IAH
18h 14m
2 stops
LATAM Airlines Logo
8:05 am - 6:15 pm
IAH
-
POA
32h 10m
2 stops
$1,040LATAM Airlines
Thu, Oct 1 - Mon, Oct 5
Multiple Airlines Logo
5:10 pm - 10:53 am
POA
-
IAH
20h 43m
2 stops
Multiple Airlines Logo
3:30 pm - 3:45 pm
IAH
-
POA
21h 15m
2 stops
$1,043Multiple Airlines
Tue, Dec 1 - Thu, Dec 31
Delta Logo
5:50 pm - 1:27 pm
POA
-
IAH
21h 37m
2 stops
Delta Logo
11:50 am - 2:15 pm
IAH
-
POA
24h 25m
2 stops
$1,051Delta
Wed, Sep 2 - Wed, Oct 7
Delta Logo
5:50 pm - 1:27 pm
POA
-
IAH
21h 37m
2 stops
Delta Logo
11:50 am - 2:15 pm
IAH
-
POA
24h 25m
2 stops
$1,055Delta
Wed, Sep 2 - Wed, Oct 7
LATAM Airlines Logo
7:35 am - 11:49 pm
POA
-
IAH
18h 14m
2 stops
LATAM Airlines Logo
8:05 am - 9:20 am
IAH
-
POA
23h 15m
2 stops
$1,061LATAM Airlines
Thu, Oct 1 - Mon, Oct 5
LATAM Airlines Logo
10:05 am - 1:27 pm
POA
-
IAH
29h 22m
2 stops
LATAM Airlines Logo
1:15 pm - 5:00 pm
IAH
-
POA
25h 45m
2 stops
$1,062LATAM Airlines
Wed, Sep 2 - Wed, Oct 7
LATAM Airlines Logo
10:05 am - 1:27 pm
POA
-
IAH
29h 22m
2 stops
LATAM Airlines Logo
1:15 pm - 5:00 pm
IAH
-
POA
25h 45m
2 stops
$1,063LATAM Airlines
Wed, Sep 2 - Wed, Oct 7
LATAM Airlines Logo
10:05 am - 1:27 pm
POA
-
IAH
29h 22m
2 stops
LATAM Airlines Logo
1:15 pm - 5:00 pm
IAH
-
POA
25h 45m
2 stops
$1,069LATAM Airlines
Wed, Sep 2 - Wed, Oct 7
Copa Airlines Logo
7:55 am - 8:04 pm
POA
-
IAH
14h 09m
1 stop
Copa Airlines Logo
10:03 am - 12:15 am
IAH
-
POA
12h 12m
1 stop
$1,081Copa Airlines
Tue, Jul 28 - Tue, Aug 11

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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
Oct 1
POA7:35 amPorto Alegre Salgado Filho
18h 14m
2 stops
IAH11:49 pmHouston George Bush Intcntl
Oct 5
IAH8:05 amHouston George Bush Intcntl
32h 10m
2 stops
POA6:15 pmPorto Alegre Salgado Filho
$1,040
LATAM Airlines
Oct 1
POA7:35 amPorto Alegre Salgado Filho
18h 14m
2 stops
IAH11:49 pmHouston George Bush Intcntl
Oct 5
IAH8:05 amHouston George Bush Intcntl
23h 15m
2 stops
POA9:20 amPorto Alegre Salgado Filho
$1,061
LATAM Airlines
Sep 2
POA10:05 amPorto Alegre Salgado Filho
29h 22m
2 stops
IAH1:27 pmHouston George Bush Intcntl
Oct 7
IAH1:15 pmHouston George Bush Intcntl
25h 45m
2 stops
POA5:00 pmPorto Alegre Salgado Filho
$1,062

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
Jun 24
POA3:30 pmPorto Alegre Salgado Filho
35h 04m
2 stops
IAH12:34 amHouston George Bush Intcntl
Jul 4
IAH8:25 pmHouston George Bush Intcntl
42h 15m
2 stops
POA4:40 pmPorto Alegre Salgado Filho
$1,075
United Airlines
Jun 24
POA5:10 pmPorto Alegre Salgado Filho
14h 35m
1 stop
IAH5:45 amHouston George Bush Intcntl
Jul 4
IAH5:09 pmHouston George Bush Intcntl
39h 51m
2 stops
POA11:00 amPorto Alegre Salgado Filho
$1,107
United Airlines
Jun 24
POA3:30 pmPorto Alegre Salgado Filho
35h 04m
2 stops
IAH12:34 amHouston George Bush Intcntl
Jul 4
IAH8:25 pmHouston George Bush Intcntl
39h 55m
2 stops
POA2:20 pmPorto Alegre Salgado Filho
$1,108

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 June 22, 2026.
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

Cheapest round-trip

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 9/15

4:40 am-9:00 pm

2 stops18h 20m

Houston George Bush Intcntl

Tue 9/29

12:21 pm-11:45 am

2 stops21h 24m

$1,015

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 10/1

7:35 am-11:49 pm

2 stops18h 14m

Houston George Bush Intcntl

Mon 10/5

8:05 am-6:15 pm

2 stops32h 10m

$1,040

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 12/1

5:10 pm-10:53 am

2 stops20h 43m

Houston George Bush Intcntl

Thu 12/31

3:30 pm-3:45 pm

2 stops21h 15m

$1,043

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 9/2

5:50 pm-1:27 pm

2 stops21h 37m

Houston George Bush Intcntl

Wed 10/7

11:50 am-2:15 pm

2 stops24h 25m

$1,051

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 9/2

5:50 pm-1:27 pm

2 stops21h 37m

Houston George Bush Intcntl

Wed 10/7

11:50 am-2:15 pm

2 stops24h 25m

$1,055

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 10/1

7:35 am-11:49 pm

2 stops18h 14m

Houston George Bush Intcntl

Mon 10/5

8:05 am-9:20 am

2 stops23h 15m

$1,061

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 9/2

10:05 am-1:27 pm

2 stops29h 22m

Houston George Bush Intcntl

Wed 10/7

1:15 pm-5:00 pm

2 stops25h 45m

$1,062

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 9/2

10:05 am-1:27 pm

2 stops29h 22m

Houston George Bush Intcntl

Wed 10/7

1:15 pm-5:00 pm

2 stops25h 45m

$1,063

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 9/2

10:05 am-1:27 pm

2 stops29h 22m

Houston George Bush Intcntl

Wed 10/7

1:15 pm-5:00 pm

2 stops25h 45m

$1,069
Quickest round-trip

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Tue 7/28

7:55 am-8:04 pm

1 stop14h 09m

Houston George Bush Intcntl

Tue 8/11

10:03 am-12:15 am

1 stop12h 12m

$1,081

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 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?

Copa Airlines and GOL 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

Fastest flight time

14h 09m

Direct flights

None
The fastest flight from Porto Alegre to Houston George Bush Intcntl Airport takes 14h 09m
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.
Search flight deals

Frequently asked questions about flying from Porto Alegre to Houston George Bush Intcntl Airport

  • 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 14h 09m.

  • 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
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Tomball
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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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