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Cheap flights from Porto Alegre to San Francisco from $752

This is the cheapest round-trip 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 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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 San Francisco

Cheap round-trip flights

Copa Airlines Logo
1:27 am - 11:25 pmPOA-SFO
25h 58m1 stop
Copa Airlines Logo
1:30 am - 12:20 amSFO-POA
18h 50m1 stop
$752Copa Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 13
Copa Airlines Logo
1:20 am - 11:39 pmPOA-SFO
26h 19m1 stop
Copa Airlines Logo
1:30 am - 12:15 amSFO-POA
18h 45m1 stop
$772Copa Airlines
Find Deal
Sun, Aug 24 - Thu, Aug 28
LATAM Airlines Logo
2:45 pm - 10:03 amPOA-SFO
24h 18m2 stops
LATAM Airlines Logo
6:00 am - 6:30 amSFO-POA
19h 30m2 stops
$816LATAM Airlines
Find Deal
Tue, Jan 27 - Tue, Feb 3
United Airlines Logo
5:10 pm - 4:34 pmPOA-SFO
27h 24m2 stops
United Airlines Logo
7:00 am - 2:30 pmSFO-POA
27h 30m2 stops
$835United Airlines
Find Deal
Tue, Sep 9 - Sat, Sep 13
LATAM Airlines Logo
7:20 am - 10:09 pmPOA-SFO
18h 49m2 stops
LATAM Airlines Logo
5:55 am - 6:25 amSFO-POA
20h 30m2 stops
$836LATAM Airlines
Find Deal
Mon, Sep 8 - Fri, Sep 19
United Airlines Logo
2:05 pm - 11:13 amPOA-SFO
25h 08m2 stops
United Airlines Logo
5:15 am - 4:10 pmSFO-POA
30h 55m2 stops
$839United Airlines
Find Deal
Mon, Sep 15 - Tue, Oct 7
American Airlines Logo
6:35 pm - 7:00 pmPOA-SFO
28h 25m2 stops
American Airlines Logo
11:10 am - 1:25 pmSFO-POA
22h 15m2 stops
$845American Airlines
Find Deal
Mon, Aug 18 - Mon, Sep 15
American Airlines Logo
1:55 pm - 11:15 amPOA-SFO
25h 20m2 stops
American Airlines Logo
11:10 am - 1:25 pmSFO-POA
22h 15m2 stops
$859American Airlines
Find Deal
Mon, Aug 18 - Mon, Sep 15
Logo
3:25 pm - 11:13 amPOA-SFO
23h 48m2 stops
Logo
12:43 am - 1:10 pmSFO-POA
32h 27m2 stops
$970
Find Deal
Tue, Sep 9 - Mon, Sep 15
Logo
3:25 pm - 1:35 pmPOA-SFO
26h 10m2 stops
Logo
12:43 am - 2:35 pmSFO-POA
33h 52m2 stops
$1,041
Find Deal
Thu, Sep 4 - Sat, Sep 13

Copa Airlines flights from Porto Alegre to San Francisco

Our best Copa Airlines deals on Porto Alegre to San Francisco flight tickets
Copa Airlines
Sep 3
POA1:27 amPorto Alegre Salgado Filho
25h 58m
1 stop
SFO11:25 pmSan Francisco
Sep 13
SFO1:30 amSan Francisco
18h 50m
1 stop
POA12:20 amPorto Alegre Salgado Filho
$752
Find similar
Copa Airlines
Aug 24
POA1:20 amPorto Alegre Salgado Filho
26h 19m
1 stop
SFO11:39 pmSan Francisco
Aug 28
SFO1:30 amSan Francisco
18h 45m
1 stop
POA12:15 amPorto Alegre Salgado Filho
$772
Find similar
Copa Airlines
Sep 8
POA1:27 amPorto Alegre Salgado Filho
25h 58m
1 stop
SFO11:25 pmSan Francisco
Sep 15
SFO1:30 amSan Francisco
18h 50m
1 stop
POA12:20 amPorto Alegre Salgado Filho
$788
Find similar

LATAM Airlines flights from Porto Alegre to San Francisco

Our best LATAM Airlines deals on Porto Alegre to San Francisco flight tickets
LATAM Airlines
Jan 27
POA2:45 pmPorto Alegre Salgado Filho
24h 18m
2 stops
SFO10:03 amSan Francisco
Feb 3
SFO6:00 amSan Francisco
19h 30m
2 stops
POA6:30 amPorto Alegre Salgado Filho
$816
Find similar
LATAM Airlines
Sep 8
POA7:20 amPorto Alegre Salgado Filho
18h 49m
2 stops
SFO10:09 pmSan Francisco
Sep 19
SFO5:55 amSan Francisco
20h 30m
2 stops
POA6:25 amPorto Alegre Salgado Filho
$836
Find similar
LATAM Airlines
Sep 4
POA7:20 amPorto Alegre Salgado Filho
30h 50m
2 stops
SFO10:10 amSan Francisco
Sep 14
SFO5:55 amSan Francisco
20h 30m
2 stops
POA6:25 amPorto Alegre Salgado Filho
$838
Find similar

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 31, 2025.
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

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Wed 9/3

1:27 am-11:25 pm

1 stop25h 58m

San Francisco

Sat 9/13

1:30 am-12:20 am

1 stop18h 50m

$752

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Sun 8/24

1:20 am-11:39 pm

1 stop26h 19m

San Francisco

Thu 8/28

1:30 am-12:15 am

1 stop18h 45m

$772

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Tue 1/27

2:45 pm-10:03 am

2 stops24h 18m

San Francisco

Tue 2/3

6:00 am-6:30 am

2 stops19h 30m

$816

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Tue 9/9

5:10 pm-4:34 pm

2 stops27h 24m

San Francisco

Sat 9/13

7:00 am-2:30 pm

2 stops27h 30m

$835

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Mon 9/8

7:20 am-10:09 pm

2 stops18h 49m

San Francisco

Fri 9/19

5:55 am-6:25 am

2 stops20h 30m

$836

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Mon 9/15

2:05 pm-11:13 am

2 stops25h 08m

San Francisco

Tue 10/7

5:15 am-4:10 pm

2 stops30h 55m

$839

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Mon 8/18

6:35 pm-7:00 pm

2 stops28h 25m

San Francisco

Mon 9/15

11:10 am-1:25 pm

2 stops22h 15m

$845

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Mon 8/18

1:55 pm-11:15 am

2 stops25h 20m

San Francisco

Mon 9/15

11:10 am-1:25 pm

2 stops22h 15m

$859

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Tue 9/9

3:25 pm-11:13 am

2 stops23h 48m

San Francisco

Mon 9/15

12:43 am-1:10 pm

2 stops32h 27m

$970

Porto AlegreSan Francisco

POA - SFO

POASFO

Porto Alegre Salgado Filho

Thu 9/4

3:25 pm-1:35 pm

2 stops26h 10m

San Francisco

Sat 9/13

12:43 am-2:35 pm

2 stops33h 52m

$1,041

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to San Francisco from

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 cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $777.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Porto Alegre to San Francisco is on a Thursday when prices can be found for as low as $994. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,278.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Porto Alegre to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $1,059. Flights in the afternoon are often more expensive with an average ticket price of $1,222.

How have Porto Alegre to San Francisco flight prices changed over time?

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

Best Price Found

$752

Fastest flight time

18h 49m

Direct flights

None

Airports in San Francisco

1 airport
The best flight deal from Porto Alegre to San Francisco found on momondo in the last 72 hours is $752
The fastest flight from Porto Alegre to San Francisco takes 18h 49m
There are no direct flights from Porto Alegre to San Francisco. Popular non-direct route for this connection is Porto Alegre Salgado Filho Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)
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  • 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 6555.1 mi. In terms of flight time, this usually takes a little over 18h 49m.

  • 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 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.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Calistoga
Hayward
Bodega Bay
Sonoma
Roseville
Santa Clara
Big Sur
Daly City
Berkeley
Walnut Creek
Fremont
Half Moon Bay
South San Francisco
Redwood City
Vallejo
Sunnyvale
Pacific Grove

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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