$446+ Cheap flights from San Diego (SAN) to Porto Alegre (POA)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — POA
Oct 20 — Oct 271
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Porto Alegre with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Diego to Porto AlegreExplore 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 September 20, 2026.
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 September 20, 2026.
This Expedia deal was found by Cheapflights users on 9/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:20 pm -
2 stops38h 45m
Fri 9/256:40 am -
2 stops36h 21m
Deal found 9/17![Multiple Airlines logo]()
$918
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 11/183:13 pm -
2 stops42h 47m
Wed 12/27:40 pm -
2 stops32h 58m
Deal found 9/16![American Airlines logo]()
$1,102
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Thu 11/197:15 am -
2 stops26h 45m
Wed 12/27:40 pm -
2 stops32h 58m
Deal found 9/16![American Airlines logo]()
$1,152
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:41 pm -
2 stops24h 39m
Thu 9/241:20 am -
1 stop21h 09m
Deal found 9/17![Copa Airlines logo]()
$1,194
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:15 am -
2 stops19h 25m
Wed 12/29:15 am -
2 stops31h 42m
Deal found 9/18![LATAM Airlines logo]()
$1,218
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 9/1710:30 pm -
2 stops36h 10m
Fri 9/253:45 pm -
3 stops33h 00m
Deal found 9/17![United Airlines logo]()
$1,247
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/175:00 pm -
2 stops46h 00m
Tue 12/15:10 pm -
2 stops23h 17m
Deal found 9/16![United Airlines logo]()
$1,345
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Sat 11/1412:28 pm -
2 stops21h 42m
Thu 12/37:40 pm -
2 stops32h 58m
Deal found 9/16![American Airlines logo]()
$1,388
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:01 am -
3 stops42h 59m
Wed 12/27:40 pm -
3 stops30h 57m
Deal found 9/18![Multiple Airlines logo]()
$1,436
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 11/203:15 pm -
2 stops42h 55m
Tue 12/17:40 pm -
2 stops32h 58m
Deal found 9/16![American Airlines logo]()
$1,438
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Wed 11/183:13 pm -
2 stops42h 47m
Fri 12/46:40 pm -
2 stops21h 07m
Deal found 9/16![American Airlines logo]()
$1,452
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1712:55 pm -
2 stops40h 05m
Wed 12/23:30 pm -
2 stops25h 30m
Deal found 9/16![Air Canada logo]()
$1,460
Best flights from San Diego to Porto AlegreDiscover carefully curated flight deals from San Diego to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from San Diego to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This Orbitz deal was found by Cheapflights users on 9/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/16:15 am -
2 stops34h 15m
Mon 3/157:30 am -
2 stops19h 25m
Deal found 9/17![LATAM Airlines logo]()
$921
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/183:59 pm -
3 stops24h 31m
Fri 3/55:15 am -
2 stops20h 05m
Deal found 9/17![Multiple Airlines logo]()
$1,009
This Copa Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 2/225:00 pm -
2 stops26h 35m
Sun 3/71:40 am -
1 stop20h 52m
Deal found 9/17![Copa Airlines logo]()
$1,125
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/175:00 pm -
2 stops46h 00m
Tue 12/15:10 pm -
2 stops23h 17m
Deal found 9/16![United Airlines logo]()
$1,345
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 11/202:18 pm -
2 stops43h 52m
Fri 12/46:40 pm -
2 stops21h 07m
Deal found 9/16![American Airlines logo]()
$1,789
This Copa Airlines deal was found by Cheapflights users on 9/17. 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.
Thu 2/182:30 pm -
2 stops29h 05m
Thu 3/41:40 am -
1 stop20h 52m
Deal found 9/17![Copa Airlines logo]()
$1,299
This Mytrip deal was found by Cheapflights users on 9/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:01 am -
3 stops42h 59m
Wed 12/27:40 pm -
3 stops30h 57m
Deal found 9/18![Multiple Airlines logo]()
$1,436
This Copa Airlines deal was found by Cheapflights users on 9/18. 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.
Wed 11/184:01 pm -
2 stops27h 24m
Tue 12/11:35 am -
1 stop20h 51m
Deal found 9/18![Copa Airlines logo]()
$1,502
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 11/202:18 pm -
2 stops43h 52m
Mon 11/307:40 pm -
2 stops33h 09m
Deal found 9/16![American Airlines logo]()
$1,805
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/166:15 am -
2 stops27h 45m
Thu 12/31:35 am -
1 stop20h 51m
Deal found 9/16![Multiple Airlines logo]()
$1,772
One-way flights from San Diego to Porto AlegreSearch for one-way flight options from San Diego to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from San Diego to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Orbitz deal was found by Cheapflights users on 9/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/16:15 am -
2 stops34h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![LATAM Airlines logo]()
$446
This Copa Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 3/110:30 pm -
1 stop21h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Copa Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 3/17:41 pm -
3 stops39h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$628
This BusinessClass deal was found by Cheapflights users on 9/18. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1210:30 pm -
1 stop20h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Copa Airlines logo]()
$942
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/129:09 pm -
3 stops52h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$2,371
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 September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $883 (LATAM Airlines) |
One-way from | $446 (Orbitz) |
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 7,457,451 searches. Data last updated September 20, 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
Cheapest round-trip
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Mon 3/1
6:15 am-9:30 pm
2 stops34h 15m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$446
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Mon 3/1
10:30 pm-12:35 am
1 stop21h 05m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$467
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Mon 3/1
7:41 pm-4:25 pm
3 stops39h 44m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$628
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Mon 3/1
6:15 am-9:30 pm
2 stops34h 15m
Porto Alegre Salgado Filho
Mon 3/15
7:30 am-10:55 pm
2 stops19h 25m
$921
Quickest round-trip
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Sat 12/12
10:30 pm-12:25 am
1 stop20h 55m
Porto Alegre Salgado Filho
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$942
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Thu 2/18
3:59 pm-9:30 pm
3 stops24h 31m
Porto Alegre Salgado Filho
Fri 3/5
5:15 am-8:20 pm
2 stops20h 05m
$1,009
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Mon 2/22
5:00 pm-12:35 am
2 stops26h 35m
Porto Alegre Salgado Filho
Sun 3/7
1:40 am-5:32 pm
1 stop20h 52m
$1,125
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Thu 2/18
2:30 pm-12:35 am
2 stops29h 05m
Porto Alegre Salgado Filho
Thu 3/4
1:40 am-5:32 pm
1 stop20h 52m
$1,299
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Tue 11/17
5:00 pm-8:00 pm
2 stops46h 00m
Porto Alegre Salgado Filho
Tue 12/1
5:10 pm-11:27 am
2 stops23h 17m
$1,345
San DiegoPorto Alegre
SAN San Diego - POA Porto Alegre Salgado Filho
SANPOA
San Diego
Wed 11/18
11:01 am-11:00 am
3 stops42h 59m
Porto Alegre Salgado Filho
Wed 12/2
7:40 pm-9:37 pm
3 stops30h 57m
$1,436
Showing 1-10 of 15 resultsSorted 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.
SAN-POA
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 September 20, 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.
Food
6.9
Boarding
7.8
Crew
8.1
Overall
7.6
Entertainment
6.9
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Food
6.9
Boarding
7.8
Crew
8.1
Overall
7.6
Entertainment
6.9
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
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.
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San Diego and Porto Alegre flights
Browse other San Diego and Porto Alegre flight options. Last updated on September 20, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on September 20, 2026.
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Other flights to Porto Alegre
Explore flights to Porto Alegre departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 20, 2026.
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 7,457,451 searches. Data last updated September 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$537 | Average$849 | FlexibilityNo cancel fee | On-time70% |