$88+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Feb 7 — Feb 141
1 adult, Economy
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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
Keep the following information in mind while searching for San Antonio to Puerto Rico flight deals. Data was last updated January 8, 2026.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $224 (Frontier) |
One-way from | $88 (Priceline) |
Popular in | December |
Cheapest in | October |
Average price | $429 |
Good round-trip deal | $341 or less |
Good one-way deal | $195 or less |
Find 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 January 8, 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 January 8, 2026.
This Orbitz deal was found by Cheapflights users on 1/6. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/231:57 pmSAT - BQN
1 stop11h 00mFrontier
Wed 2/253:58 amBQN - SAT
1 stop11h 14mFrontier
Deal found 1/6![Frontier logo]()
$182
This Frontier deal was found by Cheapflights users on 1/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:13 pmSAT - SJU
1 stop10h 45mFrontier
Mon 3/303:08 amSJU - SAT
1 stop11h 15mFrontier
Deal found 1/6![Frontier logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Sat 2/147:56 pmSAT - SJU
2 stops26h 58mFrontier
Wed 2/185:25 pmSJU - SAT
1 stop21h 47mFrontier
Deal found 1/7![Frontier logo]()
$245
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:45 pmSAT - BQN
1 stop9h 12mUnited Airlines
Tue 3/31:09 amBQN - SAT
2 stops13h 59mUnited Airlines
Deal found 1/6![United Airlines logo]()
$246
This Delta deal was found by Cheapflights users on 1/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:30 amSAT - SJU
1 stop8h 57mDelta
Wed 3/46:37 pmSJU - SAT
1 stop7h 58mDelta
Deal found 1/7![Delta logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Tue 1/276:30 amSAT - SJU
1 stop15h 03mSpirit Airlines
Thu 1/296:00 amSJU - SAT
1 stop19h 52mSpirit Airlines
Deal found 1/7![Spirit Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Wed 2/256:00 amSAT - SJU
1 stop16h 43mMultiple Airlines
Sun 3/12:54 amSJU - SAT
2 stops36h 51mMultiple Airlines
Deal found 1/7![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Fri 2/66:13 pmSAT - SJU
2 stops22h 45mMultiple Airlines
Wed 2/118:05 pmSJU - SAT
1 stop19h 07mMultiple Airlines
Deal found 1/6![Multiple Airlines logo]()
$251
This Mytrip deal was found by Cheapflights users on 1/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:30 amSAT - SJU
1 stop15h 03mSpirit Airlines
Tue 2/105:50 pmSJU - SAT
3 stops32h 02mSpirit Airlines
Deal found 1/6![Spirit Airlines logo]()
$252
This Priceline deal was found by Cheapflights users on 1/7. 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.
Tue 2/246:00 amSAT - SJU
1 stop15h 09mMultiple Airlines
Sun 3/16:00 amSJU - SAT
1 stop15h 29mMultiple Airlines
Deal found 1/7![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 1/6. 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.
Fri 1/238:24 pmSAT - SJU
2 stops18h 36mMultiple Airlines
Tue 1/274:36 pmSJU - SAT
1 stop9h 16mMultiple Airlines
Deal found 1/6![Multiple Airlines logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Fri 2/271:57 pmSAT - SJU
1 stop7h 12mMultiple Airlines
Sun 3/12:54 amSJU - SAT
2 stops36h 51mMultiple Airlines
Deal found 1/7![Multiple Airlines logo]()
$259
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 January 8, 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
Mon 2/23
1:57 pm-2:57 am
1 stop11h 00m
Aguadilla Borinquen
Wed 2/25
3:58 am-1:12 pm
1 stop11h 14m
$224
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/2
7:00 am-10:22 pm
2 stops13h 22m
San Juan Luis Munoz Marin Intl
Fri 2/6
7:45 am-3:31 pm
1 stop9h 46m
$246
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Wed 2/25
8:00 am-9:12 pm
1 stop11h 12m
San Juan Luis Munoz Marin Intl
Wed 3/4
6:37 pm-12:35 am
1 stop7h 58m
$246
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sat 2/28
5:00 am-11:31 pm
1 stop16h 31m
San Juan Luis Munoz Marin Intl
Wed 3/4
7:00 am-5:04 pm
2 stops12h 04m
$246
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 1/26
7:00 am-12:36 am
2 stops15h 36m
San Juan Luis Munoz Marin Intl
Thu 1/29
7:45 am-1:08 pm
1 stop7h 23m
$246
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
6:37 pm-12:35 am
1 stop7h 58m
$246
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sun 2/1
5:10 am-3:59 pm
1 stop8h 49m
San Juan Luis Munoz Marin Intl
Wed 2/4
6:00 am-2:16 pm
2 stops10h 16m
$246
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Thu 1/29
6:30 am-11:33 pm
1 stop15h 03m
San Juan Luis Munoz Marin Intl
Tue 2/3
6:00 am-11:52 pm
1 stop19h 52m
$267
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Tue 1/20
6:30 am-11:33 pm
1 stop15h 03m
San Juan Luis Munoz Marin Intl
Tue 1/27
4:36 pm-11:52 pm
1 stop9h 16m
$277
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 1/30
6:30 am-11:33 pm
1 stop15h 03m
San Juan Luis Munoz Marin Intl
Sat 2/28
6:00 am-1:18 pm
1 stop9h 18m
$279
Showing 1-10 of 35 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.
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 January 8, 2026.
When flying from San Antonio to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 January 8, 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.
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Food
7.0
Entertainment
7.5
Comfort
8.0
Overall
8.0
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.
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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 January 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$130 | Average$328 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$163 | Average$293 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$189 | Average$379 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$436 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$528 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$288 | Average$493 | FlexibilityNo cancel fee | On-time71% |