$83+ Cheap flights from San Antonio (SAT) to Puerto Rico
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Antonio to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Puerto Rico
Cheapest flights from San Antonio to Puerto RicoExplore the most affordable flight options available from San Antonio to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.
Explore the most affordable flight options available from San Antonio to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 8, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 12/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This eDestinos deal was found by Cheapflights users on 12/7. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Cheapflightsfares deal was found by Cheapflights users on 12/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Priceline deal was found by Cheapflights users on 12/7. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 12/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Trip.com deal was found by Cheapflights users on 12/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flight deals from San Antonio to Puerto Rico
Keep the following information in mind while searching for San Antonio to Puerto Rico flight deals. Data was last updated December 8, 2025.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $215 (Frontier) |
One-way from | $83 (eDestinos) |
Popular in | December |
Cheapest in | October |
Average price | $596 |
Good round-trip deal | $253 or less |
Good one-way deal | $83 or less |
Cheapflights Fare Finder
Use the filters below to find and compare flights from San Antonio to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 2/20
3:02 pm-2:50 am
1 stop9h 48m
San Juan Luis Munoz Marin Intl
Sun 2/22
3:55 am-2:07 pm
1 stop12h 12m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/2
12:15 pm-10:22 pm
1 stop8h 07m
San Juan Luis Munoz Marin Intl
Thu 2/5
2:05 am-1:08 pm
2 stops13h 03m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/2
8:20 am-7:05 pm
2 stops8h 45m
San Juan Luis Munoz Marin Intl
Fri 2/6
7:00 am-2:50 pm
2 stops9h 50m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/9
8:00 am-8:58 pm
1 stop10h 58m
San Juan Luis Munoz Marin Intl
Thu 2/12
3:55 pm-10:28 pm
1 stop8h 33m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Tue 1/13
12:15 pm-10:22 pm
1 stop8h 07m
San Juan Luis Munoz Marin Intl
Tue 1/20
2:05 am-1:19 pm
2 stops13h 14m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Tue 2/24
10:57 am-11:58 pm
1 stop11h 01m
San Juan Luis Munoz Marin Intl
Wed 3/4
6:27 pm-12:34 am
1 stop8h 07m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sat 1/31
2:00 pm-12:10 am
1 stop8h 10m
San Juan Luis Munoz Marin Intl
Tue 2/3
2:35 pm-9:35 pm
2 stops9h 00m
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/2
8:00 am-5:17 pm
1 stop7h 17m
San Juan Luis Munoz Marin Intl
Fri 2/6
7:30 am-12:45 pm
1 stop7h 15m
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
Thu 1/8
9:50 am-11:57 pm
2 stops12h 07m
Aguadilla Borinquen
Tue 1/13
1:09 am-3:31 pm
2 stops16h 22m
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
Sun 1/25
7:00 am-11:57 pm
2 stops14h 57m
Aguadilla Borinquen
Wed 1/28
1:09 am-3:31 pm
2 stops16h 22m
- Most accurate provider: When it comes to deals on San Antonio-Puerto Rico flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Antonio-Puerto Rico flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from San Antonio-Puerto Rico flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Puerto Rico flights, Cheapflights users trust Expedia the most. Expedia 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-Puerto Rico 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 Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from San Antonio with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Antonio to Puerto Rico
What is the cheapest month to book a flight from San Antonio to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from San Antonio to Puerto Rico (average of $116). Flying from San Antonio to Puerto Rico in August is currently the most expensive (average of $199). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAT to PR?
Find hourly flight availability from San Antonio to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 8, 2025.
It’s typically best to fly out from San Antonio to Puerto Rico in the evening. Doing so could potentially save you 51% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from San Antonio to Puerto Rico?
Use this chart to determine the cheapest time to fly round-trip from San Antonio to Puerto Rico. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Antonio to Puerto Rico flight should consider departing on Monday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from San Antonio to Puerto Rico delayed?
About 25% of weekly flights between San Antonio and Puerto Rico have experienced delays in the past year, with the average delay time being 125 minutes.
What is the most punctual flight time for San Antonio to Puerto Rico flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Antonio to Puerto Rico flights?
Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 25% of flights being delayed.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated December 8, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Antonio to Puerto Rico to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Food
Boarding
Comfort
Crew
Overall
Entertainment
Reviews
Thomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Antonio to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Antonio to Puerto Rico
Discover the top 6 airlines that operate flights from San Antonio to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 8, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$133 | Average$464 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$163 | Average$290 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$225 | Average$386 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$508 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$531 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$303 | Average$492 | FlexibilityNo cancel fee | On-time71% |