$122+ Cheap flights from San Antonio (SAT) to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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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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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 September 9, 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 September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/65:10 am -
1 stop7h 18m
Sat 10/106:00 am -
1 stop17h 57m
Deal found 9/9![American Airlines logo]()
$244
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Wed 11/115:00 am -
1 stop15h 39m
Tue 11/177:30 am -
1 stop16h 49m
Deal found 9/9![American Airlines logo]()
$249
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
1 stop27h 33m
Sun 10/253:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$278
This Priceline deal was found by Cheapflights users on 9/9. 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.
Wed 10/710:03 am -
1 stop27h 33m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/9![Frontier logo]()
$299
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:03 am -
1 stop7h 36m
Thu 10/292:55 am -
1 stop7h 23m
Deal found 9/8![Frontier logo]()
$313
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:36 am -
2 stops22h 10m
Sat 10/106:00 am -
1 stop10h 38m
Deal found 9/7![American Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
1 stop16h 20m
Wed 10/143:51 pm -
1 stop8h 05m
Deal found 9/5![American Airlines logo]()
$320
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:05 pm -
1 stop16h 37m
Tue 11/1011:35 am -
2 stops11h 33m
Deal found 9/5![American Airlines logo]()
$327
This Priceline deal was found by Cheapflights users on 9/9. 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.
Wed 10/710:03 am -
1 stop27h 33m
Sun 10/1110:39 am -
1 stop23h 29m
Deal found 9/9![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/1610:03 am -
1 stop7h 36m
Tue 10/207:20 am -
1 stop26h 48m
Deal found 9/5![Frontier logo]()
$336
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:03 am -
1 stop23h 19m
Sun 10/1110:52 am -
1 stop23h 16m
Deal found 9/8![Frontier logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 11/96:34 am -
2 stops15h 23m
Tue 11/101:09 am -
2 stops16h 29m
Deal found 9/6![United Airlines logo]()
$486
Best flights from San Antonio to Puerto RicoDiscover carefully curated flight deals from San Antonio to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from San Antonio to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:24 pm -
1 stop7h 58m
Mon 11/93:46 pm -
1 stop9h 05m
Deal found 9/8![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:10 pm -
2 stops9h 00m
Thu 10/224:10 pm -
2 stops9h 35m
Deal found 9/5![Southwest logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:35 am -
1 stop7h 01m
Sun 11/222:05 am -
2 stops15h 33m
Deal found 9/8![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:10 pm -
2 stops9h 00m
Mon 10/266:00 am -
1 stop13h 50m
Deal found 9/8![Southwest logo]()
$386
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1612:50 pm -
2 stops7h 30m
Mon 11/2312:40 pm -
2 stops9h 25m
Deal found 9/8![Southwest logo]()
$405
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/153:20 pm -
2 stops9h 05m
Thu 10/224:10 pm -
2 stops9h 35m
Deal found 9/7![Southwest logo]()
$415
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 10/29:48 am -
2 stops13h 02m
Sat 10/37:00 am -
1 stop9h 53m
Deal found 9/6![United Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:34 am -
2 stops15h 23m
Tue 11/101:09 am -
1 stop12h 30m
Deal found 9/7![United Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/912:20 pm -
1 stop8h 00m
Sat 12/196:35 am -
1 stop14h 55m
Deal found 9/5![Southwest logo]()
$455
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 1/216:38 am -
2 stops13h 44m
Fri 1/292:05 am -
2 stops15h 35m
Deal found 9/4![United Airlines logo]()
$495
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:15 am -
1 stop9h 40m
Sun 11/159:35 pm -
1 stop13h 30m
Deal found 9/7![Southwest logo]()
$501
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:10 pm -
2 stops9h 45m
Sun 11/86:05 am -
2 stops8h 50m
Deal found 9/9![Southwest logo]()
$520
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 10/195:30 am -
2 stops10h 51m
Wed 10/2110:48 am -
2 stops11h 43m
Deal found 9/9![United Airlines logo]()
$1,558
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:35 am -
2 stops8h 46m
Tue 10/1310:48 am -
2 stops13h 03m
Deal found 9/7![United Airlines logo]()
$1,558
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:35 am -
2 stops8h 46m
Tue 10/1310:48 am -
2 stops13h 03m
Deal found 9/7![United Airlines logo]()
$1,558
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 10/26:00 am -
2 stops35h 30m
Mon 10/511:51 am -
2 stops26h 33m
Deal found 9/6![United Airlines logo]()
$5,476
Last-minute flights from San Antonio to Puerto RicoDiscover last-minute flight deals from San Antonio to Puerto Rico. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Puerto Rico. Data last updated September 9, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:05 am -
1 stop14h 47m
Sun 10/113:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$337
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:14 am -
1 stop9h 26m
Sat 10/36:00 am -
1 stop17h 03m
Deal found 9/5![American Airlines logo]()
$325
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Tue 10/65:10 am -
1 stop7h 18m
Sat 10/106:00 am -
1 stop17h 57m
Deal found 9/9![American Airlines logo]()
$244
This Priceline deal was found by Cheapflights users on 9/9. 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.
Wed 10/710:03 am -
1 stop27h 33m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/9![Frontier logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:36 am -
2 stops22h 10m
Sat 10/106:00 am -
1 stop10h 38m
Deal found 9/7![American Airlines logo]()
$319
This Priceline deal was found by Cheapflights users on 9/9. 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.
Wed 10/710:03 am -
1 stop27h 33m
Sun 10/1110:39 am -
1 stop23h 29m
Deal found 9/9![Frontier logo]()
$334
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:03 am -
1 stop23h 19m
Sun 10/1110:52 am -
1 stop23h 16m
Deal found 9/8![Frontier logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Fri 10/912:38 pm -
2 stops20h 44m
Sun 10/1110:52 am -
1 stop23h 16m
Deal found 9/8![Multiple Airlines logo]()
$568
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
1 stop16h 20m
Wed 10/143:51 pm -
1 stop8h 05m
Deal found 9/5![American Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/1610:03 am -
1 stop7h 36m
Tue 10/207:20 am -
1 stop26h 48m
Deal found 9/5![Frontier logo]()
$336
This Priceline deal was found by Cheapflights users on 9/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:03 am -
1 stop27h 33m
Sun 10/253:00 am -
1 stop7h 08m
Deal found 9/8![Frontier logo]()
$278
This Frontier deal was found by Cheapflights users on 9/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2310:03 am -
1 stop7h 36m
Thu 10/292:55 am -
1 stop7h 23m
Deal found 9/8![Frontier logo]()
$313
One-way flights from San Antonio to Puerto RicoSearch for one-way flight options from San Antonio to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from San Antonio to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/34:27 pm -
2 stops15h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$122
This American Airlines deal was found by Cheapflights users on 9/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:28 pm -
2 stops17h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![American Airlines logo]()
$125
This American Airlines deal was found by Cheapflights users on 9/4. 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.
Wed 2/175:13 pm -
1 stop14h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![American Airlines logo]()
$127
This Super.com deal was found by Cheapflights users on 9/8. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:03 am -
1 stop6h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$136
This Super.com deal was found by Cheapflights users on 9/7. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:03 am -
1 stop6h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$138
This Expedia deal was found by Cheapflights users on 9/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:13 am -
1 stop14h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Frontier logo]()
$139
This American Airlines deal was found by Cheapflights users on 9/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:00 am -
2 stops24h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 10/102:47 pm -
2 stops32h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Frontier logo]()
$172
This Super.com deal was found by Cheapflights users on 9/9. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:03 am -
1 stop14h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$176
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:13 pm -
1 stop8h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 10/2312:38 pm -
3 stops26h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$196
This United Airlines deal was found by Cheapflights users on 9/9. 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 11/49:35 am -
2 stops12h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$198
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 September 9, 2026.
Round-trip from | $244 (American Airlines) |
|---|---|
One-way from | $122 (American Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $357 |
Good round-trip deal | $515 or less |
Good one-way deal | $176 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 7,457,451 searches. Data last updated September 9, 2026.
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
Cheapest round-trip
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Thu 12/24
11:09 am-11:20 pm
1 stop10h 11m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Tue 12/8
6:45 am-12:36 am
2 stops15h 51m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$188
San AntonioAguadilla
SAT San Antonio - BQN Aguadilla Borinquen
SATBQN
San Antonio
Wed 11/4
12:45 pm-11:57 pm
1 stop9h 12m
Aguadilla Borinquen
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$198
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 10/16
3:20 pm-1:25 am
2 stops9h 05m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$217
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sun 1/3
7:08 pm-6:15 am
1 stop9h 07m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$241
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sat 12/12
7:45 am-5:15 pm
1 stop7h 30m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$263
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 9/18
8:20 pm-8:48 pm
2 stops23h 28m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$271
Quickest round-trip
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sat 12/12
2:00 pm-11:13 pm
1 stop7h 13m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$277
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Fri 1/1
5:20 am-5:30 pm
1 stop10h 10m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$277
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Thu 11/5
12:24 pm-10:22 pm
1 stop7h 58m
San Juan Luis Munoz Marin Intl
Mon 11/9
3:46 pm-10:51 pm
1 stop9h 05m
$376
Showing 1-10 of 28 resultsSorted by cheapest first
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.
SAT-SJU
SAT-BQN
SAT-CPX
SAT-VQS
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
SAT-PR0
SAT-SJU
SAT-BQN
SAT-CPX
SAT-VQS
What is the cheapest month to book a flight from San Antonio to Puerto Rico?
Currently, October is the cheapest month in which you can book a flight from San Antonio to Puerto Rico (average of $322). Flying from San Antonio to Puerto Rico in July is currently the most expensive (average of $530). 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 13% of weekly flights between San Antonio and Puerto Rico have experienced delays in the past year, with the average delay time being 119 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?
Wednesday tends to have the lowest number of delays on this route, whereas Monday 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 13% of flights being delayed.
How far ahead should I book a flight from San Antonio to Puerto Rico?
To ensure you get the cheapest price possible for a flight from San Antonio to Puerto Rico, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 September 9, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, andUnited 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.
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Puerto Rico by cabin class
Find flights from San Antonio to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Puerto Rico flights
Browse other San Antonio and Puerto Rico flight options. Last updated on September 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Antonio to Puerto Rico flights
Consider these flights traveling from San Antonio to Puerto Rico.
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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$390 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$405 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$202 | Average$497 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$264 | Average$498 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$497 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$370 | Average$466 | FlexibilityNo cancel fee | On-time62% |