$91+ 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
feb. 20 — feb. 271
1 adult, Economy
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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 enero 21, 2026.
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 enero 21, 2026.
This Frontier deal was found by Cheapflights users on 1/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/231:57 pm
SAT
- BQN
1 stop11h 00m
Frontier
mié. 2/253:58 am
BQN
- SAT
1 stop11h 14m
Frontier
Deal found 1/19![Frontier logo]()
$203
This Orbitz deal was found by Cheapflights users on 1/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 2/141:57 pm
SAT
- SJU
1 stop10h 56m
Frontier
vie. 2/203:53 am
SJU
- SAT
1 stop11h 19m
Frontier
Deal found 1/21![Frontier logo]()
$263
This Frontier deal was found by Cheapflights users on 1/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/163:33 pm
SAT
- SJU
1 stop9h 15m
Frontier
mié. 2/183:53 am
SJU
- SAT
1 stop11h 19m
Frontier
Deal found 1/19![Frontier logo]()
$265
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/235:30 am
SAT
- SJU
1 stop9h 57m
Delta
jue. 2/266:37 pm
SJU
- SAT
1 stop7h 58m
Delta
Deal found 1/20![Delta logo]()
$266
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/85:16 am
SAT
- SJU
1 stop11h 50m
American Airlines
mié. 4/1510:03 am
SJU
- SAT
1 stop13h 59m
American Airlines
Deal found 1/21![American Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
lun. 3/25:08 pm
SAT
- SJU
2 stops29h 35m
Multiple Airlines
mar. 3/105:00 am
SJU
- SAT
1 stop9h 23m
Multiple Airlines
Deal found 1/20![Multiple Airlines logo]()
$269
This Priceline deal was found by Cheapflights users on 1/19. 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.
vie. 3/68:53 pm
SAT
- SJU
1 stop29h 05m
Frontier
mar. 3/106:30 am
SJU
- SAT
1 stop7h 53m
Frontier
Deal found 1/19![Frontier logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mar. 2/176:00 am
SAT
- SJU
1 stop15h 09m
Spirit Airlines
mar. 2/246:00 am
SJU
- SAT
1 stop19h 59m
Spirit Airlines
Deal found 1/19![Spirit Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 1/21. 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.
sáb. 2/217:56 pm
SAT
- SJU
2 stops28h 57m
Multiple Airlines
sáb. 2/286:00 am
SJU
- SAT
1 stop9h 18m
Multiple Airlines
Deal found 1/21![Multiple Airlines logo]()
$272
This Cheapflightsfares deal was found by Cheapflights users on 1/19. 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.
mié. 3/1810:27 am
SAT
- SJU
1 stop7h 27m
Spirit Airlines
mar. 3/241:45 am
SJU
- SAT
1 stop11h 42m
Spirit Airlines
Deal found 1/19![Spirit Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mié. 2/186:12 pm
SAT
- SJU
2 stops17h 15m
Multiple Airlines
mié. 2/256:00 am
SJU
- SAT
1 stop19h 59m
Multiple Airlines
Deal found 1/19![Multiple Airlines logo]()
$276
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
mié. 2/186:12 pm
SAT
- SJU
2 stops30h 13m
Multiple Airlines
jue. 2/266:00 am
SJU
- SAT
1 stop9h 12m
Multiple Airlines
Deal found 1/19![Multiple Airlines logo]()
$278
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 enero 21, 2026.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $203 (Frontier) |
One-way from | $91 (Priceline) |
Popular in | December |
Cheapest in | October |
Average price | $433 |
Good round-trip deal | $372 or less |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Puerto Rico 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 2,558,603 searches. Data last updated enero 21, 2026.
Use the filters below to find and compare flights from San Antonio to Puerto Rico that are best for you.
Fly from
San Antonio
Fly to
Puerto Rico
Route
Depart
Return
Price
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
lun. 2/23
1:57 pm-2:57 am
1 stop11h 00m
Aguadilla Borinquen
mié. 2/25
3:58 am-1:12 pm
1 stop11h 14m
$203
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
vie. 2/20
5:04 pm-7:43 pm
2 stops24h 39m
San Juan Luis Munoz Marin Intl
dom. 3/1
3:53 am-4:20 pm
2 stops14h 27m
$304
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
sáb. 4/25
6:49 am-9:24 pm
2 stops13h 35m
San Juan Luis Munoz Marin Intl
jue. 4/30
7:00 am-3:39 pm
1 stop9h 39m
$321
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
vie. 5/1
10:05 am-11:25 pm
1 stop12h 20m
San Juan Luis Munoz Marin Intl
sáb. 5/9
10:00 am-8:40 pm
1 stop11h 40m
$336
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
mar. 3/10
6:00 am-10:09 pm
1 stop15h 09m
San Juan Luis Munoz Marin Intl
dom. 3/15
7:54 pm-9:32 am
1 stop14h 38m
$340
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
lun. 3/9
8:53 pm-1:42 am
1 stop27h 49m
Aguadilla Borinquen
mar. 3/17
2:42 am-12:27 pm
1 stop10h 45m
$344
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
sáb. 3/7
8:53 pm-9:17 am
1 stop10h 24m
San Juan Luis Munoz Marin Intl
vie. 3/13
7:54 pm-9:32 am
1 stop14h 38m
$344
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
mié. 4/22
6:49 am-11:50 pm
2 stops16h 01m
San Juan Luis Munoz Marin Intl
mar. 5/12
1:00 am-3:39 pm
2 stops15h 39m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
lun. 4/20
6:49 am-9:24 pm
2 stops13h 35m
San Juan Luis Munoz Marin Intl
lun. 5/11
7:00 am-1:16 pm
1 stop7h 16m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
lun. 2/23
7:00 am-12:36 am
2 stops15h 36m
San Juan Luis Munoz Marin Intl
mar. 2/24
2:05 am-3:38 pm
2 stops15h 33m
$356
Showing 1-10 of 32 results
- 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.
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.
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.
How often are flights from San Antonio to Puerto Rico delayed?
About 22% of weekly flights between San Antonio and Puerto Rico have experienced delays in the past year, with the average delay time being 123 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 Friday 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 22% 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 enero 21, 2026.
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.
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
8.0
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,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.
Browse thousands of different options on Cheapflights for your next trip
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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 enero 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$328 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$132 | Average$286 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$163 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$219 | Average$486 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$494 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$265 | Average$528 | FlexibilityNo cancel fee | On-time63% |