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$358+ Cheap flights from Porto Alegre (POA) to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
POA — SAN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Porto Alegre to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Porto Alegre (POA) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$507
(United Airlines)

One-way from

$358
(United Airlines)

Popular in

November

Cheapest in

October

Average price

$815
From Porto Alegre Salgado Filho to San Diego
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One-way flight from Porto Alegre Salgado Filho to San Diego
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Highest demand for flights based on searches. 15% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Porto Alegre to San Diego

Cheapest flights from Porto Alegre to San Diego
Explore the most affordable flight options available from Porto Alegre to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/122:00 pmPOA - SAN
2 stops25h 33mUnited Airlines
Tue 8/192:11 pmSAN - POA
2 stops21h 59mUnited Airlines
Deal found 7/29$507
This Copa Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/211:27 amPOA - SAN
1 stop20h 23mCopa Airlines
Mon 9/299:08 pmSAN - POA
1 stop23h 12mCopa Airlines
Deal found 7/29$567
This Gurufare deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/128:00 pmPOA - SAN
3 stops25h 53mLATAM Airlines
Tue 8/196:25 amSAN - POA
3 stops22h 55mLATAM Airlines
Deal found 7/29$930
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:35 pmPOA - SAN
3 stops21h 22mAmerican Airlines
Mon 9/298:18 amSAN - POA
3 stops22h 07mAmerican Airlines
Deal found 7/27$3,643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto Alegre to San Diego 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, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Porto Alegre to San Diego that are best for you.

Fly from

Porto Alegre

Fly to

San Diego

Route

Depart

Return

Price

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Tue 8/12

2:00 pm-11:33 am

2 stops25h 33m

San Diego

Tue 8/19

2:11 pm-4:10 pm

2 stops21h 59m

$507

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Sun 9/21

1:27 am-5:50 pm

1 stop20h 23m

San Diego

Mon 9/29

9:08 pm-12:20 am

1 stop23h 12m

$567

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Tue 8/12

8:00 pm-5:53 pm

3 stops25h 53m

San Diego

Tue 8/19

6:25 am-9:20 am

3 stops22h 55m

$930

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Sat 1/3

5:55 pm-11:19 am

2 stops22h 24m

San Diego

Mon 2/2

12:51 pm-4:25 pm

2 stops22h 34m

$2,081

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Mon 8/11

2:40 pm-6:35 pm

2 stops31h 55m

$358

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Fri 8/8

6:40 am-11:21 pm

2 stops20h 41m

$415

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Sat 8/9

8:55 pm-9:04 am

2 stops40h 09m

$424

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Sun 8/10

7:20 am-5:53 pm

2 stops38h 33m

$427

Porto AlegreSan Diego

POA - SAN

POASAN

Porto Alegre Salgado Filho

Sat 8/9

1:20 am-5:44 pm

1 stop20h 24m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Porto Alegre to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Porto Alegre with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Porto Alegre to San Diego

What is the cheapest month to book a flight from Porto Alegre to San Diego?

Currently, August is the cheapest month in which you can book a flight from Porto Alegre to San Diego (average of $286). Flying from Porto Alegre to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Delta, LATAM Airlines, and Copa Airlines from Porto Alegre to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,822 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Copa Airlines
7.5
Good
1,493 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,896 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Porto Alegre to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Porto Alegre to San Diego round-trip?

    Flying on United Airlines is currently your cheapest option to San Diego, with prices starting at $507. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and LATAM Airlines, with the lowest prices starting at $567 and $930, respectively. Users have found that United Airlines is 41% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Porto Alegre to San Diego one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $358. Delta flights start at $415 while deals on LATAM Airlines start at $427 one-way.

  • Can I find deals for flights from Porto Alegre to San Diego that include hotel bookings?

    Yes. In addition to deals on Porto Alegre to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Porto Alegre to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto Alegre to San Diego.

  • Can I find deals for business class flights from Porto Alegre to San Diego?

    Yes. Cheapflights offers flight deals from Porto Alegre to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Porto Alegre to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Porto Alegre to San Diego (average of $286). Flying from Porto Alegre to San Diego in March is currently the most expensive (average of $366). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

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