$259 Cheap Flights from San Juan (SJU) to Porto Alegre (POA)

View $259 flight on Wed, Apr 22, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)

Cheap Flights from San Juan to Porto Alegre (SJU-POA)

Prices were available within the past 7 days and start at $259 for one-way flights and $595 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

avianca
Fri, Apr 24 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$595 Roundtrip, found 5 days ago
$595
Roundtrip
found 5 days ago
Select avianca flight, departing Fri, Apr 24 from San Juan to Porto Alegre, returning Wed, May 6, priced at $595 found 5 days ago
United
Wed, Apr 22 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$602 Roundtrip, found 14 hours ago
$602
Roundtrip
found 14 hours ago
Select United flight, departing Wed, Apr 22 from San Juan to Porto Alegre, returning Wed, May 6, priced at $602 found 14 hours ago
United
Wed, Apr 22 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$623 Roundtrip, found 14 hours ago
$623
Roundtrip
found 14 hours ago
Select United flight, departing Wed, Apr 22 from San Juan to Porto Alegre, returning Wed, May 6, priced at $623 found 14 hours ago
United
Wed, Apr 22 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$647 Roundtrip, found 14 hours ago
$647
Roundtrip
found 14 hours ago
Select United flight, departing Wed, Apr 22 from San Juan to Porto Alegre, returning Wed, May 6, priced at $647 found 14 hours ago
Copa
Fri, Apr 24 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$648 Roundtrip, found 5 days ago
$648
Roundtrip
found 5 days ago
Select Copa flight, departing Fri, Apr 24 from San Juan to Porto Alegre, returning Wed, May 6, priced at $648 found 5 days ago
GOL Linhas Aereas S.A.
Wed, Sep 16 - Wed, Sep 23
SJU
San Juan
POA
Porto Alegre
$663 Roundtrip, found 2 days ago
$663
Roundtrip
found 2 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Sep 16 from San Juan to Porto Alegre, returning Wed, Sep 23, priced at $663 found 2 days ago
avianca
Fri, Apr 24 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$666 Roundtrip, found 5 days ago
$666
Roundtrip
found 5 days ago
Select avianca flight, departing Fri, Apr 24 from San Juan to Porto Alegre, returning Wed, May 6, priced at $666 found 5 days ago
avianca
Fri, Apr 24 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$671 Roundtrip, found 5 days ago
$671
Roundtrip
found 5 days ago
Select avianca flight, departing Fri, Apr 24 from San Juan to Porto Alegre, returning Wed, May 6, priced at $671 found 5 days ago
United
Wed, Apr 22 - Wed, May 6
SJU
San Juan
POA
Porto Alegre
$674 Roundtrip, found 14 hours ago
$674
Roundtrip
found 14 hours ago
Select United flight, departing Wed, Apr 22 from San Juan to Porto Alegre, returning Wed, May 6, priced at $674 found 14 hours ago
JetBlue Airways
Wed, Sep 16 - Wed, Sep 23
SJU
San Juan
POA
Porto Alegre
$741 Roundtrip, found 2 days ago
$741
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Wed, Sep 16 from San Juan to Porto Alegre, returning Wed, Sep 23, priced at $741 found 2 days ago

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA) cost?
Snag a cheap one-way flight from $259 or cheap return flight from $595 from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)?
The cheapest month to fly from SJU to POA is April, when demand is low. Off-peak season is typically when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SJU to POA flight.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)?
Direct flights from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SJU to POA?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)?
Book a flight from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA) that takes off before 3 PM to reduce the risk of cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA) last-minute?
Holding off until just before your departure to book a flight from SJU to POA often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans to boost your chances of snagging a bargain.
Is it cheaper to book a SJU to POA flight and hotel package?
Booking a SJU to POA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Pick from our extensive range of accommodations and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Salgado Filho Intl. Airport (POA)?
Generally, it's possible to reschedule or cancel your SJU to POA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Salgado Filho Intl.
Airlines serving
American Airlines, Azul, Copa, Delta, GOL Linhas Aereas S.A., LATAM Airlines Group, United
Roundtrip price
$595
Distance
3488 mi

Book with confidence

San Juan to Porto Alegre Flights

The cheapest times to fly from San Juan to Porto Alegre

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to Porto Alegre are during the month of April. You can find some of the cheapest flights from San Juan to Porto Alegre with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Porto Alegre

Sunday is one of the best days to book for cheap flights from San Juan to Porto Alegre: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Juan to Porto Alegre

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to Porto Alegre in 2025. You can also book with separate airlines for your outbound and return journeys, from $259 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to Porto Alegre flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to Porto Alegre airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Juan to Porto Alegre Flights

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*Available to One Key members.