$1,516+ Cheap flights from San Antonio (SAT) 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — POA
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Best
Best flights from San Antonio to Porto AlegreDiscover carefully curated flight deals from San Antonio to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from San Antonio to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This Booking.com deal was found by Cheapflights users on 9/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/112:20 pm -
2 stops23h 40m
Tue 2/28:05 pm -
2 stops41h 30m
Deal found 9/10![Multiple Airlines logo]()
$1,516
Find flight deals from San Antonio to Porto Alegre
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,516 (Booking.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 11, 2026.
Use the filters below to find and compare flights from San Antonio to Porto Alegre that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San AntonioPorto Alegre
SAT San Antonio - POA Porto Alegre Salgado Filho
SATPOA
San Antonio
Mon 2/1
12:20 pm-3:00 pm
2 stops23h 40m
Porto Alegre Salgado Filho
Tue 2/2
8:05 pm-10:35 am
2 stops41h 30m
$1,516
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Antonio-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 Antonio-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Porto Alegre flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-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 Antonio-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 Antonio to Porto Alegre
Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from San Antonio with our price prediction graph.
SAT-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.
Related info for your journey
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