$689 Cheap Flights from San Antonio (SAT) to Iguassu Falls (IGU)

View $689 flight on Wed, Oct 22, 2025Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Iguassu Falls (IGU-Foz do Iguacu Intl.)

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Cheap Flights from San Antonio to Iguassu Falls (SAT-IGU)

Prices were available within the past 7 days and start at $689 for one-way flights and $1,441 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,441 Roundtrip, found 4 days ago
$1,441
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,441 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,459 Roundtrip, found 4 days ago
$1,459
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,459 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,491 Roundtrip, found 4 days ago
$1,491
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,491 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,503 Roundtrip, found 4 days ago
$1,503
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,503 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,504 Roundtrip, found 4 days ago
$1,504
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,504 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,515 Roundtrip, found 4 days ago
$1,515
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,515 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,602 Roundtrip, found 4 days ago
$1,602
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,602 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,652 Roundtrip, found 4 days ago
$1,652
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,652 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,664 Roundtrip, found 4 days ago
$1,664
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,664 found 4 days ago
LATAM Airlines Group
Sat, Aug 9 - Wed, Aug 13
SAT
San Antonio
IGU
Foz do Iguaçu
$1,786 Roundtrip, found 4 days ago
$1,786
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Sat, Aug 9 from San Antonio to Foz do Iguaçu, returning Wed, Aug 13, priced at $1,786 found 4 days ago
Flights from San Antonio (SAT) to Iguassu Falls (IGU)
Origin airport
San Antonio Intl.
Destination airport
Foz do Iguacu Intl.
Roundtrip price
$1,440
Distance
4795 mi

San Antonio to Iguassu Falls Flights

The cheapest times to fly from San Antonio to Iguassu Falls

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 Antonio to Iguassu Falls are during the month of August. You can find some of the cheapest flights from San Antonio to Iguassu Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Iguassu Falls

Sunday is one of the best days to book for cheap flights from San Antonio to Iguassu Falls: 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 Antonio to Iguassu Falls

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 Antonio to Iguassu Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $689 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 Antonio to Iguassu Falls 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 Antonio to Iguassu Falls 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.

 

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU) cost?
Discover the latest flight deals from SAT to IGU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SAT to IGU?
The cheapest flights from SAT to IGU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SAT to IGU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SAT to IGU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU)?
There are no daily direct flights available from San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from SAT to IGU?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year 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 San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU)?
To land at Foz do Iguacu Intl. Airport (IGU) on schedule, select a flight that leaves from San Antonio Intl. Airport (SAT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU) last-minute?
Waiting until just before your departure to book a ticket from SAT to IGU often results in higher prices. Although you may find some last-minute deals, there's no guarantee. Be flexible with your travel plans to boost your chances of landing a bargain.
Is it cheaper to book a SAT to IGU flight and hotel package?
You'll generally save money by securing a SAT to IGU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've selected your ideal flights and accommodations, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Foz do Iguacu Intl. Airport (IGU)?
If you reserved your SAT to IGU flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.