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Porto Alegre

$420+ Cheap flights from San Diego (SAN) to Porto Alegre (POA)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — POA
Jun 10 — Jun 171
Wed 6/10
Wed 6/17
1 adult, Economy
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Cheap flight deals from San Diego to Porto Alegre

Cheapest flights from San Diego to Porto Alegre
Explore the most affordable flight options available from San Diego to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.

This LATAM Airlines deal was found by Cheapflights users on 5/9. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:15 am
SAN
-
POA
2 stops18h 55m
LATAM Airlines
Sun 11/1510:05 am
POA
-
SAN
2 stops29h 05m
LATAM Airlines
Deal found 5/9$886

Find flight deals from San Diego to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Porto Alegre (POA). 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 May 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

October

Average price

$849
Provider with most accurate pricing for San Diego-Porto Alegre Salgado Filho flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Porto Alegre Salgado Filho flights.
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($406 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($99 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated May 11, 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

Cheapest one-way

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Wed 5/20

10:00 pm-12:20 am

1 stop22h 20m

$420

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Sun 6/7

9:45 pm-2:05 pm

2 stops36h 20m

$506

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Sun 6/7

9:06 pm-6:20 pm

3 stops41h 14m

$580

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Wed 5/20

5:00 pm-4:20 pm

2 stops43h 20m

$624

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Wed 5/20

3:15 pm-5:00 pm

2 stops45h 45m

$720

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Wed 5/20

9:28 am-12:15 pm

3 stops22h 47m

$732
Quickest one-way

San DiegoPorto Alegre

SAN - POA

SANPOA

San Diego

Wed 5/20

6:15 am-6:15 am

2 stops20h 00m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on San Diego-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Porto Alegre flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from San Diego 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.

Reviews of airlines servicing Porto Alegre

Get insights into the airlines that provide service to Porto Alegre. 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 Porto Alegre. Reviews last updated May 11, 2026.
Read through reviews of airlines operating flights from San Diego to Porto Alegre, such as Copa Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,584 reviews

Overall

7.5

Crew

8.1

Food

6.8

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Copa Airlines
7.5
Good
1,584 reviews
Copa Airlines
7.5
Good
1,584 reviews

Overall

7.5

Crew

8.1

Food

6.8

Boarding

7.8

Entertainment

6.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines

Related info for your journey

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

  • What is the cheapest airline to fly from San Diego to Porto Alegre round-trip?

    Currently priced at $499, Copa Airlines will fly you from San Diego to Porto Alegre and back. In addition to Copa Airlines, many other airlines offer competitively priced options for your trip. You may be able to fly from San Diego to Porto Alegre for 48% less than the average price by searching for this airline.

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

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

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

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

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

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

See more FAQs

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Complete your trip

Complete your trip to Porto Alegre by adding a car rental and/or hotel reservation to your travel itinerary.
Porto Alegre car rentals
Porto Alegre Salgado Filho Airport car rentals

Top airline flying from San Diego to Porto Alegre

Discover the top airline that operate flights from San Diego to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$499Average$655FlexibilityNo cancel feeOn-time70%

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