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Cheap flights from Porto Alegre to San Francisco from $535

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 San Francisco departing on 10/24. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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 San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
1:15 am - 11:40 pm
POA
-
SFO
26h 25m
1 stop
Copa Airlines Logo
1:12 am - 12:15 am
SFO
-
POA
19h 03m
1 stop
$858Copa Airlines
Tue, Aug 4 - Sun, Aug 16
Copa Airlines Logo
1:20 am - 6:10 pm
POA
-
SFO
20h 50m
1 stop
Copa Airlines Logo
1:12 am - 12:20 am
SFO
-
POA
19h 08m
1 stop
$896Copa Airlines
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
1:40 pm - 10:34 am
POA
-
SFO
24h 54m
2 stops
American Airlines Logo
11:45 am - 3:35 pm
SFO
-
POA
23h 50m
2 stops
$919American Airlines
Wed, Aug 5 - Mon, Aug 17
GOL Logo
4:20 pm - 11:53 pm
POA
-
SFO
35h 33m
2 stops
GOL Logo
2:08 pm - 3:40 pm
SFO
-
POA
21h 32m
2 stops
$920GOL
Mon, Aug 17 - Wed, Aug 26
GOL Logo
2:05 pm - 7:36 pm
POA
-
SFO
33h 31m
2 stops
GOL Logo
7:15 am - 8:30 pm
SFO
-
POA
33h 15m
2 stops
$921GOL
Thu, Sep 10 - Thu, Sep 17
Multiple Airlines Logo
2:05 pm - 11:17 am
POA
-
SFO
25h 12m
2 stops
Multiple Airlines Logo
4:40 pm - 2:20 pm
SFO
-
POA
41h 40m
2 stops
$936Multiple Airlines
Thu, Oct 15 - Mon, Oct 26
Air Canada Logo
3:25 pm - 9:30 pm
POA
-
SFO
35h 05m
2 stops
Air Canada Logo
12:00 pm - 4:20 pm
SFO
-
POA
23h 20m
2 stops
$950Air Canada
Thu, Nov 5 - Mon, Nov 9
Copa Airlines Logo
1:20 am - 6:10 pm
POA
-
SFO
20h 50m
1 stop
Copa Airlines Logo
1:31 am - 12:25 am
SFO
-
POA
18h 54m
1 stop
$963Copa Airlines
Wed, Oct 14 - Sun, Oct 25
Air Canada Logo
3:25 pm - 11:10 am
POA
-
SFO
24h 45m
2 stops
Air Canada Logo
4:40 pm - 2:20 pm
SFO
-
POA
40h 40m
2 stops
$971Air Canada
Thu, Nov 5 - Mon, Nov 9
American Airlines Logo
6:40 pm - 7:36 pm
POA
-
SFO
28h 56m
2 stops
American Airlines Logo
11:27 am - 12:15 pm
SFO
-
POA
20h 48m
2 stops
$980American Airlines
Sat, Sep 26 - Sat, Oct 3

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Copa Airlines flights from Porto Alegre to San Francisco

Our best Copa Airlines deals on Porto Alegre to San Francisco flight tickets
Copa Airlines
Aug 4
POA1:15 amPorto Alegre Salgado Filho
26h 25m
1 stop
SFO11:40 pmSan Francisco
Aug 16
SFO1:12 amSan Francisco
19h 03m
1 stop
POA12:15 amPorto Alegre Salgado Filho
$858
Copa Airlines
Sep 9
POA1:20 amPorto Alegre Salgado Filho
20h 50m
1 stop
SFO6:10 pmSan Francisco
Sep 16
SFO1:12 amSan Francisco
19h 08m
1 stop
POA12:20 amPorto Alegre Salgado Filho
$896
Copa Airlines
Oct 14
POA1:20 amPorto Alegre Salgado Filho
20h 50m
1 stop
SFO6:10 pmSan Francisco
Oct 25
SFO1:31 amSan Francisco
18h 54m
1 stop
POA12:25 amPorto Alegre Salgado Filho
$963

American Airlines flights from Porto Alegre to San Francisco

Our best American Airlines deals on Porto Alegre to San Francisco flight tickets
American Airlines
Aug 5
POA1:40 pmPorto Alegre Salgado Filho
24h 54m
2 stops
SFO10:34 amSan Francisco
Aug 17
SFO11:45 amSan Francisco
23h 50m
2 stops
POA3:35 pmPorto Alegre Salgado Filho
$919
American Airlines
Sep 26
POA6:40 pmPorto Alegre Salgado Filho
28h 56m
2 stops
SFO7:36 pmSan Francisco
Oct 3
SFO11:27 amSan Francisco
20h 48m
2 stops
POA12:15 pmPorto Alegre Salgado Filho
$980
American Airlines
Sep 26
POA2:55 pmPorto Alegre Salgado Filho
23h 23m
2 stops
SFO10:18 amSan Francisco
Oct 3
SFO8:35 amSan Francisco
23h 40m
2 stops
POA12:15 pmPorto Alegre Salgado Filho
$982

momondo Fare Finder

 
Customize your flight search to find flights from Porto Alegre to San Francisco 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 July 23, 2026.
Use the filters below to find and compare flights from Porto Alegre to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Tue 8/4

1:15 am-11:40 pm

1 stop26h 25m

San Francisco

Sun 8/16

1:12 am-12:15 am

1 stop19h 03m

$858

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Wed 9/9

1:20 am-6:10 pm

1 stop20h 50m

San Francisco

Wed 9/16

1:12 am-12:20 am

1 stop19h 08m

$896

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Wed 8/5

1:40 pm-10:34 am

2 stops24h 54m

San Francisco

Mon 8/17

11:45 am-3:35 pm

2 stops23h 50m

$919

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Mon 8/17

4:20 pm-11:53 pm

2 stops35h 33m

San Francisco

Wed 8/26

2:08 pm-3:40 pm

2 stops21h 32m

$920

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Thu 9/10

2:05 pm-7:36 pm

2 stops33h 31m

San Francisco

Thu 9/17

7:15 am-8:30 pm

2 stops33h 15m

$921

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Thu 10/15

2:05 pm-11:17 am

2 stops25h 12m

San Francisco

Mon 10/26

4:40 pm-2:20 pm

2 stops41h 40m

$936

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Thu 11/5

3:25 pm-9:30 pm

2 stops35h 05m

San Francisco

Mon 11/9

12:00 pm-4:20 pm

2 stops23h 20m

$950
Quickest round-trip

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Wed 10/14

1:20 am-6:10 pm

1 stop20h 50m

San Francisco

Sun 10/25

1:31 am-12:25 am

1 stop18h 54m

$963

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Thu 11/5

3:25 pm-11:10 am

2 stops24h 45m

San Francisco

Mon 11/9

4:40 pm-2:20 pm

2 stops40h 40m

$971

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Sat 9/26

6:40 pm-7:36 pm

2 stops28h 56m

San Francisco

Sat 10/3

11:27 am-12:15 pm

2 stops20h 48m

$980

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Porto Alegre to San Francisco

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 typical price of a round-trip flight between Porto Alegre and San Francisco?

Prices are currently typical for flights on this route.

Typical prices usually range from $836 to $1,074.
The lowest price recently found on this route was $858.

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $852.

When to book flights from Porto Alegre to San Francisco

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

Cheap Porto Alegre to San Francisco (POA to SFO) flight deals and tips

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

Fastest flight time

23h 23m

Direct flights

None
The fastest flight from Porto Alegre to San Francisco takes 23h 23m
There are no direct flights from Porto Alegre to San Francisco. There are no popular flight routes from Porto Alegre to San Francisco.
Search flight deals

Frequently asked questions about flying from Porto Alegre to San Francisco

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

    The straight-line distance from Porto Alegre Salgado Filho to San Francisco is 6554.2 mi. In terms of flight time, this usually takes a little over 23h 23m.

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

    Prices for flights from Porto Alegre Salgado Filho Airport to San Francisco Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Porto Alegre Salgado Filho Airport to San Francisco Airport?

  • How old do you have to be to fly from Porto Alegre Salgado Filho Airport to San Francisco 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 Porto Alegre Salgado Filho Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Porto Alegre to San Francisco?

Best airlines flying from Porto Alegre to San Francisco

Compare and see reviews for airlines that fly from Porto Alegre to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $677Free CancellationRating
7.6
1,562 reviews
Search Copa Airlines flights

Traveling to a place near San Francisco?

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Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Porto Alegre.

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

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

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

momondo provides multiple filters to help you find the best flight to San Francisco from Porto Alegre. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Porto Alegre to San Francisco 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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