Cheap flights from San Antonio to Puerto Rico from $97
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 Puerto Rico departing on 7/8. 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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American Airlines flights from San Antonio to Puerto Rico
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How to get the cheapest flight ticket from San Antonio to Puerto Rico
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 Puerto Rico?
If you don’t want to visit Puerto Rico in April, then you should wait until May to fly from San Antonio, when ticket prices are also cheap, with an average price of $345.
What is the cheapest day to depart on your flight to Puerto Rico?
On average, the least expensive day to fly to Puerto Rico from San Antonio is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $250. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Monday, with ticket prices averaging around $316.
What is the cheapest time of day to depart on your flight to Puerto Rico?
Our most recent data shows that the best time of day to fly to Puerto Rico is in the afternoon. Flights from San Antonio to Puerto Rico during this time can be as low as $261. In contrast, the most expensive time of day to depart to Puerto Rico is in the evening when prices are around $438.
What is the cheapest San Antonio to Puerto Rico flight route?
Fly from San Antonio to San Juan Luis Munoz Marin Intl for the best San Antonio - Puerto Rico flight prices
How far in advance should I book a flight to Puerto Rico?
You are more likely to see cheaper flights to Puerto Rico from San Antonio when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $422 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from San Antonio for as low as $348 on momondo.
What cabin class options are available on San Antonio to Puerto Rico flights?
There are 1 cabin classes available to choose from on San Antonio to Puerto Rico flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from San Antonio to Puerto Rico?
Spirit Airlines, Frontier, and Delta are the most popular carriers operating from San Antonio to Puerto Rico
What airlines fly to Puerto Rico?
American Airlines, Spirit Airlines and Southwest are the top three most popular airlines that fly to Puerto Rico from San Antonio according to our data. American Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 7 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.
How many flights depart from San Antonio to Puerto Rico on average per week?
The number of flights available between San Antonio and Puerto Rico is 3 per week as of June 2025. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.
Cheap San Antonio to Puerto Rico flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Puerto Rico
Best Price Found | $97 |
|---|---|
Fastest flight time | 4h 23m |
Direct flights | Tue, Thu and Sat |
Airports in Puerto Rico | 1 airport |
When did momondo last update prices for flights from San Antonio Airport to Puerto Rico?
Prices for flights from San Antonio Airport to Puerto Rico refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Puerto Rico?
As of June 2025, there are 6 operators available to choose from for flights from San Antonio Airport to Puerto Rico.
How old do you have to be to fly from San Antonio Airport to Puerto Rico?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The travel and health documents you'll need for your trip to Puerto Rico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from San Antonio to Puerto Rico?
Based on momondo bookings for flights between San Antonio and Puerto Rico, the leading plane model is Airbus A320neo, making up 59.66% of the total bookings. Other popular models include Airbus A321neo with 29.61%, Airbus A321-100/200 with 7.30%, and Airbus A318/A319/A320/A321 with 3.43%.
Best airlines flying from San Antonio to Puerto Rico
Compare and see reviews for airlines that fly from San Antonio to Puerto Rico with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $130 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $166 | Free Cancellation | Rating 6.3 8,061 reviews | |||
| PriceFrom $265 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $274 | Free Cancellation | Rating 7.4 8,798 reviews | |||
| PriceFrom $302 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $398 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Antonio to Puerto Rico?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Puerto Rico for you.
Can I find flights from San Antonio to Puerto Rico with flexible booking policies on momondo?
momondo does allow users to show only those flights to Puerto Rico from San Antonio which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from San Antonio to Puerto Rico?
momondo helps you find the best flight between San Antonio and Puerto Rico by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from San Antonio to Puerto Rico right now. Can momondo alert me if prices change?
Price alerts on flights to Puerto Rico from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.