Cheap flights from San Antonio to South America from $140
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to South America departing on 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Delta flights from San Antonio to South America
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How to get the cheapest flight ticket from San Antonio to South America
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to South America?
In general, September is the cheapest month to fly from San Antonio to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $660. If you aren’t able to travel during the month of September, then book flights to South America from San Antonio during November instead. Flights to South America in November, while not as cheap as those in September, still average around $678.
What is the cheapest day to depart on your flight to South America?
The cheapest day to depart from San Antonio to South America is on a Monday when prices can be found for as low as $639. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Antonio to South America for around $805.
What is the cheapest time of day to depart on your flight to South America?
Our data shows that the cheapest San Antonio to South America flights are usually those with departure times in the afternoon. Our users have found flights to South America in the afternoon for as low as $717. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $874 on average. Flights to South America from San Antonio at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to South America?
You are more likely to see cheaper flights to South America from San Antonio when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to South America for around $758 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from San Antonio for as low as $628 on momondo.
What is the cheapest airline that flies from San Antonio to South America?
Spirit Airlines, Viva, and United Airlines are the most popular carriers operating from San Antonio to South America
What airlines fly to South America?
American Airlines, Copa Airlines and United Airlines are the top three most popular airlines that fly to South America from San Antonio according to our data. American Airlines is the first choice among our users, with 27% of people opting to fly with this airline when traveling to South America. Keep in mind that there are 9 different airlines that fly to South America on a routine basis, so you have a few additional options to choose from.
Cheap San Antonio to South America flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to South America
When did momondo last update prices for flights from San Antonio Airport to South America?
Prices for flights from San Antonio Airport to South America are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to South America?
As of June 2025, there are 7 operators available to choose from for flights from San Antonio Airport to South America.
How old do you have to be to fly from San Antonio Airport to South America?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to South America.
What documentation or ID do you need to fly to South America?
The travel and health documents required for your trip to South America can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at South America. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from San Antonio to South America
Compare and see reviews for airlines that fly from San Antonio to South America with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $321 | Free Cancellation | Rating 6.3 8,064 reviews | |||
| PriceFrom $338 | Free Cancellation | Rating 6.9 787 reviews | |||
| PriceFrom $386 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $399 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $401 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $419 | Free Cancellation | Rating 7.5 1,785 reviews | |||
| PriceFrom $458 | Free Cancellation | Rating 7.5 1,712 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Antonio to South America?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to South America from San Antonio.
Can I find flights from San Antonio to South America with flexible booking policies on momondo?
All flight searches from San Antonio to South America on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from San Antonio to South America?
Once you have performed a search for San Antonio to South America flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from San Antonio to South America right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Antonio to South America flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.