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Cheap flights from Oregon to Porto Alegre from $1,061

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Porto Alegre departing on 12/20. 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 Oregon to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:00 am - 3:00 pmPDX  Portland-POA Porto Alegre Salgado Filho
27h 00m3 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl Sao Paulo Guarulhos Intl
Air Canada Logo
2:40 pm - 8:46 pmPOA  Porto Alegre Salgado Filho-PDX Portland
35h 06m3 stops Sao Paulo Guarulhos Intl Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$1,327Air Canada
Sun, Nov 15 - Sun, Nov 22
LATAM Airlines Logo
6:59 am - 8:45 pmPDX  Portland-POA Porto Alegre Salgado Filho
32h 46m2 stops Atlanta Hartsfield-Jackson Rio de Janeiro–Galeão Intl
LATAM Airlines Logo
5:40 pm - 7:16 pmPOA  Porto Alegre Salgado Filho-PDX Portland
30h 36m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
$1,532LATAM Airlines
Thu, Nov 5 - Mon, Nov 9
LATAM Airlines Logo
7:05 am - 6:40 amPDX  Portland-POA Porto Alegre Salgado Filho
42h 35m2 stops New York John F Kennedy Intl Lima J Chavez Intl
LATAM Airlines Logo
5:25 am - 12:10 pmPOA  Porto Alegre Salgado Filho-PDX Portland
35h 45m2 stops Sao Paulo Guarulhos Intl Los Angeles
$1,572LATAM Airlines
Sun, Nov 15 - Sun, Nov 22
Multiple Airlines Logo
8:28 pm - 6:40 amPDX  Portland-POA Porto Alegre Salgado Filho
29h 12m2 stops Los Angeles Lima J Chavez Intl
Multiple Airlines Logo
5:40 pm - 8:32 pmPOA  Porto Alegre Salgado Filho-PDX Portland
55h 52m3 stops Santiago Arturo Merino Benitez Buenos Aires Ministro Pistarini Miami
$1,604Multiple Airlines
Sun, Nov 15 - Sun, Nov 22
LATAM Airlines Logo
2:10 pm - 6:20 amPDX  Portland-POA Porto Alegre Salgado Filho
36h 10m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
7:20 am - 10:38 amPOA  Porto Alegre Salgado Filho-PDX Portland
31h 18m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,680LATAM Airlines
Sat, Sep 12 - Sat, Sep 19
Multiple Airlines Logo
7:45 pm - 4:25 pmPDX  Portland-POA Porto Alegre Salgado Filho
40h 40m3 stops Vancouver Intl Toronto Pearson Intl Sao Paulo Guarulhos Intl
Multiple Airlines Logo
12:10 pm - 12:38 pmPOA  Porto Alegre Salgado Filho-PDX Portland
28h 28m2 stops Sao Paulo Guarulhos Intl Boston Logan Intl
$2,250Multiple Airlines
Sat, Sep 12 - Sat, Sep 19
Air Canada Logo
7:45 pm - 3:40 pmPDX  Portland-POA Porto Alegre Salgado Filho
39h 55m3 stops Vancouver Intl Toronto Pearson Intl Sao Paulo Guarulhos Intl
Air Canada Logo
2:55 pm - 7:11 pmPOA  Porto Alegre Salgado Filho-PDX Portland
32h 16m3 stops Sao Paulo Guarulhos Intl Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$2,266Air Canada
Sat, Sep 12 - Sat, Sep 19
LATAM Airlines Logo
11:10 pm - 6:40 amPDX  Portland-POA Porto Alegre Salgado Filho
26h 30m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
5:40 pm - 7:16 pmPOA  Porto Alegre Salgado Filho-PDX Portland
30h 36m2 stops Santiago Arturo Merino Benitez Atlanta Hartsfield-Jackson
$2,992LATAM Airlines
Sun, Nov 15 - Sun, Nov 22
LATAM Airlines Logo
11:55 am - 4:50 pmPDX  Portland-POA Porto Alegre Salgado Filho
23h 55m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
10:45 am - 9:52 pmPOA  Porto Alegre Salgado Filho-PDX Portland
40h 07m3 stops Sao Paulo Guarulhos Intl Bogotá El Dorado Atlanta Hartsfield-Jackson
$3,324LATAM Airlines
Sun, Nov 15 - Sun, Nov 22
Air Canada Logo
7:00 am - 3:00 pmPDX  Portland-POA Porto Alegre Salgado Filho
27h 00m3 stops Vancouver Intl Toronto Pearson Intl Sao Paulo Guarulhos Intl
Air Canada Logo
2:40 pm - 2:41 pmPOA  Porto Alegre Salgado Filho-PDX Portland
29h 01m3 stops Sao Paulo Guarulhos Intl Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$3,791Air Canada
Sun, Nov 15 - Sun, Nov 22

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Air Canada flights from Oregon to Porto Alegre

Our best Air Canada deals on Oregon to Porto Alegre flight tickets
Air Canada
Nov 15
PDX7:00 amPortland
27h 00m
3 stops
POA3:00 pmPorto Alegre Salgado Filho
Nov 22
POA2:40 pmPorto Alegre Salgado Filho
35h 06m
3 stops
PDX8:46 pmPortland
$1,327
Air Canada
Sep 12
PDX7:45 pmPortland
39h 55m
3 stops
POA3:40 pmPorto Alegre Salgado Filho
Sep 19
POA2:55 pmPorto Alegre Salgado Filho
32h 16m
3 stops
PDX7:11 pmPortland
$2,266
Air Canada
Nov 15
PDX7:00 amPortland
27h 00m
3 stops
POA3:00 pmPorto Alegre Salgado Filho
Nov 22
POA2:40 pmPorto Alegre Salgado Filho
29h 01m
3 stops
PDX2:41 pmPortland
$3,791

LATAM Airlines flights from Oregon to Porto Alegre

Our best LATAM Airlines deals on Oregon to Porto Alegre flight tickets
LATAM Airlines
Nov 5
PDX6:59 amPortland
32h 46m
2 stops
POA8:45 pmPorto Alegre Salgado Filho
Nov 9
POA5:40 pmPorto Alegre Salgado Filho
30h 36m
2 stops
PDX7:16 pmPortland
$1,532
LATAM Airlines
Nov 15
PDX7:05 amPortland
42h 35m
2 stops
POA6:40 amPorto Alegre Salgado Filho
Nov 22
POA5:25 amPorto Alegre Salgado Filho
35h 45m
2 stops
PDX12:10 pmPortland
$1,572
LATAM Airlines
Sep 12
PDX2:10 pmPortland
36h 10m
2 stops
POA6:20 amPorto Alegre Salgado Filho
Sep 19
POA7:20 amPorto Alegre Salgado Filho
31h 18m
2 stops
PDX10:38 amPortland
$1,680

momondo Fare Finder

 
Customize your flight search to find flights from Oregon 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, momondo users made 832,500 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Oregon to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

7:00 am-3:00 pm

3 stops27h 00m

Porto Alegre Salgado Filho

Sun 11/22

2:40 pm-8:46 pm

3 stops35h 06m

$1,327

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Thu 11/5

6:59 am-8:45 pm

2 stops32h 46m

Porto Alegre Salgado Filho

Mon 11/9

5:40 pm-7:16 pm

2 stops30h 36m

$1,532

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

7:05 am-6:40 am

2 stops42h 35m

Porto Alegre Salgado Filho

Sun 11/22

5:25 am-12:10 pm

2 stops35h 45m

$1,572

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

8:28 pm-6:40 am

2 stops29h 12m

Porto Alegre Salgado Filho

Sun 11/22

5:40 pm-8:32 pm

3 stops55h 52m

$1,604

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sat 9/12

2:10 pm-6:20 am

2 stops36h 10m

Porto Alegre Salgado Filho

Sat 9/19

7:20 am-10:38 am

2 stops31h 18m

$1,680

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sat 9/12

7:45 pm-4:25 pm

3 stops40h 40m

Porto Alegre Salgado Filho

Sat 9/19

12:10 pm-12:38 pm

2 stops28h 28m

$2,250

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sat 9/12

7:45 pm-3:40 pm

3 stops39h 55m

Porto Alegre Salgado Filho

Sat 9/19

2:55 pm-7:11 pm

3 stops32h 16m

$2,266

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

11:10 pm-6:40 am

2 stops26h 30m

Porto Alegre Salgado Filho

Sun 11/22

5:40 pm-7:16 pm

2 stops30h 36m

$2,992

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

11:55 am-4:50 pm

2 stops23h 55m

Porto Alegre Salgado Filho

Sun 11/22

10:45 am-9:52 pm

3 stops40h 07m

$3,324
Quickest round-trip

PortlandPorto Alegre

PDX Portland - POA Porto Alegre Salgado Filho

PDXPOA

Portland

Sun 11/15

7:00 am-3:00 pm

3 stops27h 00m

Porto Alegre Salgado Filho

Sun 11/22

2:40 pm-2:41 pm

3 stops29h 01m

$3,791

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Oregon to Porto Alegre

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 Oregon to Porto Alegre Salgado Filho?

GOL is the most popular carrier operating from Oregon to Porto Alegre Salgado Filho

Cheap Oregon to Porto Alegre flight deals and tips

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

Best Price Found

$1,061

Fastest flight time

22h 03m

Direct flights

None
The best one-way flight to Porto Alegre from Oregon in the past 72 hours is $1,061. The best round-trip flight deal from Oregon to Porto Alegre found on momondo in the last 72 hours is $1,327.
The fastest flight from Oregon to Porto Alegre takes 22h 03m
There are no direct flights from Oregon to Porto Alegre. There are no popular flight routes from Oregon to Porto Alegre.
Search flight deals

Frequently asked questions about flying from Oregon to Porto Alegre

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

    Prices for flights from Oregon to Porto Alegre Salgado Filho Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents you'll need for your trip to Porto Alegre Salgado Filho Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Alegre Salgado Filho Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

It is quick and easy to find Oregon to Porto Alegre flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto Alegre that suits you.

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

momondo does allow users to show only those flights to Porto Alegre from Oregon which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto Alegre from Oregon.

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

Of course. momondo tracks the price of Oregon to Porto Alegre 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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