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Cheap flights from San Diego to Porto Alegre from $305

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Porto Alegre departing on 6/10. 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 San Diego to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:00 am - 2:10 pm
SAN
-
POA
26h 10m
2 stops
United Airlines Logo
5:10 pm - 7:00 pm
POA
-
SAN
29h 50m
2 stops
$620United Airlines
Mon, Mar 9 - Mon, Mar 16
United Airlines Logo
5:50 pm - 2:25 pm
SAN
-
POA
39h 35m
2 stops
United Airlines Logo
5:10 pm - 7:00 pm
POA
-
SAN
29h 50m
2 stops
$629United Airlines
Sat, Mar 7 - Mon, Mar 16
American Airlines Logo
1:01 pm - 5:45 pm
SAN
-
POA
24h 44m
2 stops
American Airlines Logo
1:20 pm - 12:10 pm
POA
-
SAN
26h 50m
2 stops
$660American Airlines
Tue, Mar 17 - Tue, Mar 31
United Airlines Logo
12:16 pm - 4:25 pm
SAN
-
POA
24h 09m
2 stops
United Airlines Logo
3:30 pm - 6:33 pm
POA
-
SAN
31h 03m
2 stops
$669United Airlines
Mon, Mar 9 - Thu, Mar 19
United Airlines Logo
1:53 pm - 2:10 pm
SAN
-
POA
20h 17m
2 stops
United Airlines Logo
3:25 pm - 11:38 am
POA
-
SAN
24h 13m
2 stops
$670United Airlines
Mon, Mar 9 - Wed, Mar 18
United Airlines Logo
5:50 pm - 4:25 pm
SAN
-
POA
41h 35m
2 stops
United Airlines Logo
3:30 pm - 6:33 pm
POA
-
SAN
31h 03m
2 stops
$678United Airlines
Sat, Mar 7 - Thu, Mar 19
United Airlines Logo
5:50 pm - 2:25 pm
SAN
-
POA
39h 35m
2 stops
United Airlines Logo
5:10 pm - 4:38 pm
POA
-
SAN
27h 28m
2 stops
$679United Airlines
Sat, Mar 7 - Wed, Mar 18
American Airlines Logo
1:01 pm - 1:00 pm
SAN
-
POA
19h 59m
2 stops
American Airlines Logo
1:20 pm - 12:10 pm
POA
-
SAN
26h 50m
2 stops
$680American Airlines
Mon, Mar 16 - Mon, Mar 30
United Airlines Logo
10:30 pm - 2:40 pm
SAN
-
POA
36h 10m
2 stops
United Airlines Logo
5:10 pm - 7:00 pm
POA
-
SAN
29h 50m
2 stops
$681United Airlines
Thu, Mar 12 - Mon, Mar 16
United Airlines Logo
10:30 pm - 2:40 pm
SAN
-
POA
36h 10m
2 stops
United Airlines Logo
3:30 pm - 4:38 pm
POA
-
SAN
29h 08m
2 stops
$730United Airlines
Thu, Mar 12 - Thu, Mar 19

United Airlines flights from San Diego to Porto Alegre

Our best United Airlines deals on San Diego to Porto Alegre flight tickets
United Airlines
Mar 9
SAN8:00 amSan Diego
26h 10m
2 stops
POA2:10 pmPorto Alegre Salgado Filho
Mar 16
POA5:10 pmPorto Alegre Salgado Filho
29h 50m
2 stops
SAN7:00 pmSan Diego
$620
United Airlines
Mar 7
SAN5:50 pmSan Diego
39h 35m
2 stops
POA2:25 pmPorto Alegre Salgado Filho
Mar 16
POA5:10 pmPorto Alegre Salgado Filho
29h 50m
2 stops
SAN7:00 pmSan Diego
$629
United Airlines
Mar 9
SAN12:16 pmSan Diego
24h 09m
2 stops
POA4:25 pmPorto Alegre Salgado Filho
Mar 19
POA3:30 pmPorto Alegre Salgado Filho
31h 03m
2 stops
SAN6:33 pmSan Diego
$669

LATAM Airlines flights from San Diego to Porto Alegre

Our best LATAM Airlines deals on San Diego to Porto Alegre flight tickets
LATAM Airlines
Mar 12
SAN11:02 amSan Diego
23h 03m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 15
POA5:50 pmPorto Alegre Salgado Filho
29h 00m
2 stops
SAN6:50 pmSan Diego
$818
LATAM Airlines
Mar 12
SAN11:02 amSan Diego
23h 03m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 20
POA12:40 pmPorto Alegre Salgado Filho
30h 14m
2 stops
SAN2:54 pmSan Diego
$820
LATAM Airlines
Mar 12
SAN11:02 amSan Diego
23h 03m
2 stops
POA2:05 pmPorto Alegre Salgado Filho
Mar 21
POA5:00 amPorto Alegre Salgado Filho
22h 09m
2 stops
SAN11:09 pmSan Diego
$932

momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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 January 29, 2026.
Use the filters below to find and compare flights from San Diego to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Mon 3/9

8:00 am-2:10 pm

2 stops26h 10m

Porto Alegre Salgado Filho

Mon 3/16

5:10 pm-7:00 pm

2 stops29h 50m

$620

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Sat 3/7

5:50 pm-2:25 pm

2 stops39h 35m

Porto Alegre Salgado Filho

Mon 3/16

5:10 pm-7:00 pm

2 stops29h 50m

$629

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Tue 3/17

1:01 pm-5:45 pm

2 stops24h 44m

Porto Alegre Salgado Filho

Tue 3/31

1:20 pm-12:10 pm

2 stops26h 50m

$660

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Mon 3/9

12:16 pm-4:25 pm

2 stops24h 09m

Porto Alegre Salgado Filho

Thu 3/19

3:30 pm-6:33 pm

2 stops31h 03m

$669

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Mon 3/9

1:53 pm-2:10 pm

2 stops20h 17m

Porto Alegre Salgado Filho

Wed 3/18

3:25 pm-11:38 am

2 stops24h 13m

$670

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Sat 3/7

5:50 pm-4:25 pm

2 stops41h 35m

Porto Alegre Salgado Filho

Thu 3/19

3:30 pm-6:33 pm

2 stops31h 03m

$678

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Sat 3/7

5:50 pm-2:25 pm

2 stops39h 35m

Porto Alegre Salgado Filho

Wed 3/18

5:10 pm-4:38 pm

2 stops27h 28m

$679

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Mon 3/16

1:01 pm-1:00 pm

2 stops19h 59m

Porto Alegre Salgado Filho

Mon 3/30

1:20 pm-12:10 pm

2 stops26h 50m

$680

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Thu 3/12

10:30 pm-2:40 pm

2 stops36h 10m

Porto Alegre Salgado Filho

Mon 3/16

5:10 pm-7:00 pm

2 stops29h 50m

$681

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Thu 3/12

10:30 pm-2:40 pm

2 stops36h 10m

Porto Alegre Salgado Filho

Thu 3/19

3:30 pm-4:38 pm

2 stops29h 08m

$730

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto Alegre from

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

Copa Airlines and American Airlines are the most popular carriers operating from San Diego to Porto Alegre Salgado Filho

When to book flights from San Diego to Porto Alegre

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

Cheap San Diego to Porto Alegre (SAN to POA) flight deals and tips

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

Fastest flight time

22h 32m

Direct flights

None
The fastest flight from San Diego to Porto Alegre takes 22h 32m
There are no direct flights from San Diego to Porto Alegre. There are no popular flight routes from San Diego to Porto Alegre.
Search flight deals

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

    There are 6109.1 mi between San Diego and Porto Alegre Salgado Filho. Flights usually cover this in 22h 32m, depending on flying conditions and air traffic around both airports.

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

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

  • How old do you have to be to fly from San Diego 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 San Diego 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 required for your trip to Porto Alegre Salgado Filho Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Alegre Salgado Filho Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Diego to Porto Alegre. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search for San Diego to Porto Alegre flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Porto Alegre from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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