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Cheap flights from Porto Alegre to Houston from $511

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 6/24. 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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Find the cheapest flights from Porto Alegre to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
2:05 pm - 7:52 pm
POA
-
IAH
31h 47m
2 stops
Air Canada Logo
7:10 am - 4:20 pm
IAH
-
POA
31h 10m
2 stops
$959Air Canada
Thu, Oct 22 - Mon, Oct 26
Air Canada Logo
2:05 pm - 7:52 pm
POA
-
IAH
31h 47m
2 stops
Air Canada Logo
7:10 am - 4:20 pm
IAH
-
POA
31h 10m
2 stops
$960Air Canada
Thu, Oct 22 - Mon, Oct 26
Air Canada Logo
2:05 pm - 7:52 pm
POA
-
IAH
31h 47m
2 stops
Air Canada Logo
7:10 am - 2:05 pm
IAH
-
POA
28h 55m
2 stops
$961Air Canada
Thu, Oct 22 - Mon, Oct 26
Air Canada Logo
2:05 pm - 7:52 pm
POA
-
IAH
31h 47m
2 stops
Air Canada Logo
7:10 am - 2:05 pm
IAH
-
POA
28h 55m
2 stops
$962Air Canada
Thu, Oct 22 - Mon, Oct 26
United Airlines Logo
5:10 pm - 12:45 am
POA
-
IAH
33h 35m
2 stops
United Airlines Logo
8:25 pm - 3:30 pm
IAH
-
POA
41h 05m
2 stops
$984United Airlines
Wed, Jun 24 - Sat, Jul 4
American Airlines Logo
1:35 pm - 9:46 am
POA
-
IAH
22h 11m
2 stops
American Airlines Logo
11:20 am - 3:35 pm
IAH
-
POA
26h 15m
2 stops
$985American Airlines
Wed, Jun 24 - Sat, Jul 4
United Airlines Logo
5:10 pm - 5:45 am
POA
-
IAH
14h 35m
1 stop
United Airlines Logo
5:04 am - 6:20 pm
IAH
-
POA
35h 16m
2 stops
$1,023United Airlines
Wed, Jun 17 - Wed, Jul 8
American Airlines Logo
6:25 pm - 12:20 pm
POA
-
HOU
19h 55m
2 stops
American Airlines Logo
12:46 pm - 3:35 pm
HOU
-
POA
24h 49m
2 stops
$1,146American Airlines
Wed, Jun 24 - Sat, Jul 4
LATAM Airlines Logo
12:10 pm - 9:43 pm
POA
-
HOU
35h 33m
2 stops
LATAM Airlines Logo
6:00 am - 11:15 am
HOU
-
POA
27h 15m
2 stops
$1,374LATAM Airlines
Wed, Jun 24 - Sat, Jul 4
LATAM Airlines Logo
5:50 pm - 12:14 pm
POA
-
HOU
20h 24m
2 stops
LATAM Airlines Logo
5:35 pm - 6:15 pm
HOU
-
POA
22h 40m
2 stops
$1,470LATAM Airlines
Thu, Oct 22 - Mon, Oct 26

LATAM Airlines flights from Porto Alegre to Houston

Our best LATAM Airlines deals on Porto Alegre to Houston flight tickets
LATAM Airlines
Jun 24
POA12:10 pmPorto Alegre Salgado Filho
35h 33m
2 stops
HOU9:43 pmHouston Hobby
Jul 4
HOU6:00 amHouston Hobby
27h 15m
2 stops
POA11:15 amPorto Alegre Salgado Filho
$1,374
LATAM Airlines
Oct 22
POA5:50 pmPorto Alegre Salgado Filho
20h 24m
2 stops
HOU12:14 pmHouston Hobby
Oct 26
HOU5:35 pmHouston Hobby
22h 40m
2 stops
POA6:15 pmPorto Alegre Salgado Filho
$1,470
LATAM Airlines
Oct 22
POA2:20 pmPorto Alegre Salgado Filho
23h 54m
2 stops
HOU12:14 pmHouston Hobby
Oct 26
HOU5:35 pmHouston Hobby
22h 40m
2 stops
POA6:15 pmPorto Alegre Salgado Filho
$1,472

American Airlines flights from Porto Alegre to Houston

Our best American Airlines deals on Porto Alegre to Houston flight tickets
American Airlines
Jun 24
POA1:35 pmPorto Alegre Salgado Filho
22h 11m
2 stops
IAH9:46 amHouston George Bush Intcntl
Jul 4
IAH11:20 amHouston George Bush Intcntl
26h 15m
2 stops
POA3:35 pmPorto Alegre Salgado Filho
$985
American Airlines
Jun 24
POA6:25 pmPorto Alegre Salgado Filho
19h 55m
2 stops
HOU12:20 pmHouston Hobby
Jul 4
HOU12:46 pmHouston Hobby
24h 49m
2 stops
POA3:35 pmPorto Alegre Salgado Filho
$1,146
American Airlines
Jun 24
POA6:25 pmPorto Alegre Salgado Filho
19h 55m
2 stops
HOU12:20 pmHouston Hobby
Jul 4
HOU12:46 pmHouston Hobby
24h 49m
2 stops
POA3:35 pmPorto Alegre Salgado Filho
$1,358

momondo 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, momondo users made 832,500 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Porto Alegre to Houston 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

Thu 10/22

2:05 pm-7:52 pm

2 stops31h 47m

Houston George Bush Intcntl

Mon 10/26

7:10 am-4:20 pm

2 stops31h 10m

$959

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 10/22

2:05 pm-7:52 pm

2 stops31h 47m

Houston George Bush Intcntl

Mon 10/26

7:10 am-4:20 pm

2 stops31h 10m

$960

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 10/22

2:05 pm-7:52 pm

2 stops31h 47m

Houston George Bush Intcntl

Mon 10/26

7:10 am-2:05 pm

2 stops28h 55m

$961

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Thu 10/22

2:05 pm-7:52 pm

2 stops31h 47m

Houston George Bush Intcntl

Mon 10/26

7:10 am-2:05 pm

2 stops28h 55m

$962

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 6/24

5:10 pm-12:45 am

2 stops33h 35m

Houston George Bush Intcntl

Sat 7/4

8:25 pm-3:30 pm

2 stops41h 05m

$984

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 6/24

1:35 pm-9:46 am

2 stops22h 11m

Houston George Bush Intcntl

Sat 7/4

11:20 am-3:35 pm

2 stops26h 15m

$985

Porto AlegreHouston

POA - IAH

POAIAH

Porto Alegre Salgado Filho

Wed 6/17

5:10 pm-5:45 am

1 stop14h 35m

Houston George Bush Intcntl

Wed 7/8

5:04 am-6:20 pm

2 stops35h 16m

$1,023

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Wed 6/24

6:25 pm-12:20 pm

2 stops19h 55m

Houston Hobby

Sat 7/4

12:46 pm-3:35 pm

2 stops24h 49m

$1,146

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Wed 6/24

12:10 pm-9:43 pm

2 stops35h 33m

Houston Hobby

Sat 7/4

6:00 am-11:15 am

2 stops27h 15m

$1,374
Quickest round-trip

Porto AlegreHouston

POA - HOU

POAHOU

Porto Alegre Salgado Filho

Thu 10/22

5:50 pm-12:14 pm

2 stops20h 24m

Houston Hobby

Mon 10/26

5:35 pm-6:15 pm

2 stops22h 40m

$1,470

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 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

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?

Copa Airlines and LATAM Airlines are the most popular carriers operating from Porto Alegre Salgado Filho to Houston

Cheap Porto Alegre to Houston flight deals and tips

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

Fastest flight time

21h 00m

Direct flights

None
The fastest flight from Porto Alegre to Houston takes 21h 00m
There are no direct flights from Porto Alegre to Houston. There are no popular flight routes from Porto Alegre to Houston.
Search flight deals

Frequently asked questions about flying from Porto Alegre to Houston

  • How far is Porto Alegre Salgado Filho to Houston by plane?

    Porto Alegre Salgado Filho and Houston are 5046.4 mi apart from one another. In terms of flight time, this usually takes a little over 21h 00m.

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

    Prices for flights from Porto Alegre Salgado Filho Airport to Houston were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Alegre Salgado Filho Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Porto Alegre to Houston. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Porto Alegre to Houston flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Porto Alegre to Houston.

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

Yes. momondo can track prices for Porto Alegre to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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