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Cheap flights from Ontario to Porto Alegre from $638

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 Ontario to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 6:25 pmONT  Ontario-POA Porto Alegre Salgado Filho
31h 25m2 stops Houston George Bush Intcntl Sao Paulo Guarulhos Intl
United Airlines Logo
3:45 pm - 6:44 pmPOA  Porto Alegre Salgado Filho-ONT Ontario
31h 59m2 stops Sao Paulo Guarulhos Intl Chicago O'Hare Intl
$1,833United Airlines
Mon, Mar 1 - Thu, Mar 4
United Airlines Logo
5:00 am - 10:20 amONT  Ontario-POA Porto Alegre Salgado Filho
25h 20m3 stops Denver Intl Houston George Bush Intcntl Sao Paulo Guarulhos Intl
United Airlines Logo
4:55 pm - 12:18 pmPOA  Porto Alegre Salgado Filho-ONT Ontario
23h 23m3 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl San Francisco
$2,027United Airlines
Wed, Sep 30 - Sat, Oct 3
United Airlines Logo
7:00 am - 3:15 pmONT  Ontario-POA Porto Alegre Salgado Filho
28h 15m2 stops Chicago O'Hare Intl Sao Paulo Guarulhos Intl
United Airlines Logo
3:45 pm - 9:59 pmPOA  Porto Alegre Salgado Filho-ONT Ontario
34h 14m2 stops Sao Paulo Guarulhos Intl Houston George Bush Intcntl
$2,042United Airlines
Wed, Sep 30 - Sat, Oct 3
American Airlines Logo
7:20 am - 10:50 amONT  Ontario-POA Porto Alegre Salgado Filho
23h 30m3 stops Dallas/Fort Worth Miami Sao Paulo Guarulhos Intl
American Airlines Logo
6:40 pm - 1:25 pmPOA  Porto Alegre Salgado Filho-ONT Ontario
22h 45m2 stops Sao Paulo Guarulhos Intl Dallas/Fort Worth
$2,854American Airlines
Wed, Sep 30 - Sat, Oct 3
GOL Logo
12:41 pm - 3:00 pmONT  Ontario-POA Porto Alegre Salgado Filho
21h 19m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl
GOL Logo
3:20 pm - 9:50 amPOA  Porto Alegre Salgado Filho-ONT Ontario
23h 30m2 stops Sao Paulo Guarulhos Intl Dallas/Fort Worth
$2,870GOL
Sun, Dec 20 - Sat, Jan 9
GOL Logo
12:41 pm - 3:00 pmONT  Ontario-POA Porto Alegre Salgado Filho
21h 19m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl
GOL Logo
5:25 pm - 9:50 amPOA  Porto Alegre Salgado Filho-ONT Ontario
21h 25m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth
$2,932GOL
Tue, Dec 22 - Tue, Jan 5
GOL Logo
12:41 pm - 3:00 pmONT  Ontario-POA Porto Alegre Salgado Filho
21h 19m2 stops Dallas/Fort Worth Sao Paulo Guarulhos Intl
GOL Logo
5:25 pm - 9:50 amPOA  Porto Alegre Salgado Filho-ONT Ontario
21h 25m2 stops Rio de Janeiro–Galeão Intl Dallas/Fort Worth
$3,121GOL
Sun, Dec 20 - Sat, Jan 9
LATAM Airlines Logo
7:07 am - 9:20 amONT  Ontario-POA Porto Alegre Salgado Filho
22h 13m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
5:45 pm - 11:06 amPOA  Porto Alegre Salgado Filho-ONT Ontario
21h 21m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$5,038LATAM Airlines
Wed, Oct 7 - Mon, Oct 12
LATAM Airlines Logo
12:20 pm - 3:20 pmONT  Ontario-POA Porto Alegre Salgado Filho
22h 00m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
4:05 pm - 10:00 amPOA  Porto Alegre Salgado Filho-ONT Ontario
22h 55m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$5,864LATAM Airlines
Sun, Dec 13 - Sat, Jan 2
LATAM Airlines Logo
11:10 am - 2:15 pmONT  Ontario-POA Porto Alegre Salgado Filho
22h 05m2 stops Atlanta Hartsfield-Jackson Rio de Janeiro–Galeão Intl
LATAM Airlines Logo
6:00 pm - 11:27 amPOA  Porto Alegre Salgado Filho-ONT Ontario
22h 27m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson
$6,012LATAM Airlines
Sun, Dec 20 - Sat, Jan 9

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American Airlines flights from Ontario to Porto Alegre

Our best American Airlines deals on Ontario to Porto Alegre flight tickets
American Airlines
Sep 30
ONT7:20 amOntario
23h 30m
3 stops
POA10:50 amPorto Alegre Salgado Filho
Oct 3
POA6:40 pmPorto Alegre Salgado Filho
22h 45m
2 stops
ONT1:25 pmOntario
$2,854
American Airlines
Oct 8
ONT2:22 pmOntario
21h 23m
2 stops
POA3:45 pmPorto Alegre Salgado Filho
Oct 23
POA6:45 pmPorto Alegre Salgado Filho
18h 50m
2 stops
ONT9:35 amOntario
$6,098
American Airlines
Oct 8
ONT2:22 pmOntario
21h 23m
2 stops
POA3:45 pmPorto Alegre Salgado Filho
Oct 23
POA6:45 pmPorto Alegre Salgado Filho
18h 50m
2 stops
ONT9:35 amOntario
$6,113

United Airlines flights from Ontario to Porto Alegre

Our best United Airlines deals on Ontario to Porto Alegre flight tickets
United Airlines
Mar 1
ONT6:00 amOntario
31h 25m
2 stops
POA6:25 pmPorto Alegre Salgado Filho
Mar 4
POA3:45 pmPorto Alegre Salgado Filho
31h 59m
2 stops
ONT6:44 pmOntario
$1,833
United Airlines
Sep 30
ONT5:00 amOntario
25h 20m
3 stops
POA10:20 amPorto Alegre Salgado Filho
Oct 3
POA4:55 pmPorto Alegre Salgado Filho
23h 23m
3 stops
ONT12:18 pmOntario
$2,027
United Airlines
Sep 30
ONT7:00 amOntario
28h 15m
2 stops
POA3:15 pmPorto Alegre Salgado Filho
Oct 3
POA3:45 pmPorto Alegre Salgado Filho
34h 14m
2 stops
ONT9:59 pmOntario
$2,042

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Porto Alegre that are best for you.

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Route

Depart

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Price

Cheapest round-trip

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Mon 3/1

6:00 am-6:25 pm

2 stops31h 25m

Porto Alegre Salgado Filho

Thu 3/4

3:45 pm-6:44 pm

2 stops31h 59m

$1,833

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Wed 9/30

5:00 am-10:20 am

3 stops25h 20m

Porto Alegre Salgado Filho

Sat 10/3

4:55 pm-12:18 pm

3 stops23h 23m

$2,027

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Wed 9/30

7:00 am-3:15 pm

2 stops28h 15m

Porto Alegre Salgado Filho

Sat 10/3

3:45 pm-9:59 pm

2 stops34h 14m

$2,042

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Wed 9/30

7:20 am-10:50 am

3 stops23h 30m

Porto Alegre Salgado Filho

Sat 10/3

6:40 pm-1:25 pm

2 stops22h 45m

$2,854

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Sun 12/20

12:41 pm-3:00 pm

2 stops21h 19m

Porto Alegre Salgado Filho

Sat 1/9

3:20 pm-9:50 am

2 stops23h 30m

$2,870
Quickest round-trip

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Tue 12/22

12:41 pm-3:00 pm

2 stops21h 19m

Porto Alegre Salgado Filho

Tue 1/5

5:25 pm-9:50 am

2 stops21h 25m

$2,932

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Sun 12/20

12:41 pm-3:00 pm

2 stops21h 19m

Porto Alegre Salgado Filho

Sat 1/9

5:25 pm-9:50 am

2 stops21h 25m

$3,121

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Wed 10/7

7:07 am-9:20 am

2 stops22h 13m

Porto Alegre Salgado Filho

Mon 10/12

5:45 pm-11:06 am

2 stops21h 21m

$5,038

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Sun 12/13

12:20 pm-3:20 pm

2 stops22h 00m

Porto Alegre Salgado Filho

Sat 1/2

4:05 pm-10:00 am

2 stops22h 55m

$5,864

OntarioPorto Alegre

ONT Ontario - POA Porto Alegre Salgado Filho

ONTPOA

Ontario

Sun 12/20

11:10 am-2:15 pm

2 stops22h 05m

Porto Alegre Salgado Filho

Sat 1/9

6:00 pm-11:27 am

2 stops22h 27m

$6,012

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Ontario 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 Ontario to Porto Alegre Salgado Filho?

Copa Airlines is the most popular carrier operating from Ontario to Porto Alegre Salgado Filho

What airlines fly to Porto Alegre?

Copa Airlines, LATAM Airlines and United Airlines are the top three most popular airlines that fly to Porto Alegre from Ontario according to our data. Copa Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Porto Alegre. Keep in mind that there are 3 different airlines that fly to Porto Alegre on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Porto Alegre

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

Cheap Ontario to Porto Alegre (ONT to POA) flight deals and tips

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

Best Price Found

$638

Fastest flight time

21h 19m

Direct flights

None
The best one-way flight to Porto Alegre from Ontario in the past 72 hours is $638. The best round-trip flight deal from Ontario to Porto Alegre found on momondo in the last 72 hours is $1,833.
The fastest flight from Ontario to Porto Alegre takes 21h 19m
There are no direct flights from Ontario to Porto Alegre. There are no popular flight routes from Ontario to Porto Alegre.
Search flight deals

Frequently asked questions about flying from Ontario to Porto Alegre

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

    Porto Alegre Salgado Filho is 6188.5 mi away from Ontario. Typically, this will take 21h 19m by plane in normal conditions.

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

    Prices for flights from Ontario Airport to Porto Alegre Salgado Filho Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport 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 Ontario Airport 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 Ontario to Porto Alegre?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Porto Alegre for you.

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

Yes. All flights to Porto Alegre from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario 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 Ontario.

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

Yes momondo offers price alerts on flights to Porto Alegre from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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