$147+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Oct 19 — Oct 261
Round-trip
1 adult, Economy
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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
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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 19, 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 19, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Wed 10/1410:03 am -
1 stop22h 15m
Tue 10/2010:39 am -
1 stop23h 29m
Deal found 9/18![Frontier logo]()
$294
This Priceline deal was found by Cheapflights users on 9/15. 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 10/1610:03 am -
1 stop22h 15m
Sun 10/183:00 am -
1 stop7h 08m
Deal found 9/15![Frontier logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Wed 12/91:32 pm -
1 stop10h 41m
Sun 12/137:17 am -
1 stop30h 23m
Deal found 9/17![Frontier logo]()
$319
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Fri 10/1610:03 am -
1 stop22h 15m
Thu 10/223:00 am -
1 stop7h 08m
Deal found 9/18![Frontier logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Mon 10/1910:03 am -
1 stop27h 33m
Thu 10/223:55 pm -
1 stop18h 13m
Deal found 9/17![Frontier logo]()
$349
This Priceline deal was found by Cheapflights users on 9/17. 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 9/3010:03 am -
1 stop6h 40m
Tue 10/137:20 am -
1 stop26h 48m
Deal found 9/17![Frontier logo]()
$354
This FlightHub deal was found by Cheapflights users on 9/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:05 am -
1 stop14h 47m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/18![Frontier logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 12/29:07 pm -
1 stop12h 46m
Tue 12/84:13 pm -
1 stop29h 59m
Deal found 9/14![Frontier logo]()
$359
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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.
Mon 11/1610:13 am -
1 stop22h 02m
Thu 11/193:55 am -
1 stop9h 16m
Deal found 9/16![Frontier logo]()
$363
This Priceline deal was found by Cheapflights users on 9/14. 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.
Mon 9/2110:05 am -
1 stop22h 30m
Tue 10/610:42 am -
1 stop23h 25m
Deal found 9/14![Frontier logo]()
$364
This Frontier deal was found by Cheapflights users on 9/16. 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.
Wed 9/3010:03 am -
1 stop6h 40m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/16![Frontier logo]()
$367
This FlightHub deal was found by Cheapflights users on 9/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/29:07 pm -
1 stop27h 45m
Sun 12/63:47 am -
2 stops42h 39m
Deal found 9/14![Frontier logo]()
$412
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 19, 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 19, 2026.
This Southwest deal was found by Cheapflights users on 9/17. 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 10/193:20 pm -
2 stops9h 05m
Thu 10/2210:50 pm -
1 stop12h 05m
Deal found 9/17![Southwest logo]()
$388
This Delta deal was found by Cheapflights users on 9/18. 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.
Sun 1/2410:45 am -
1 stop8h 15m
Wed 1/277:30 am -
1 stop7h 52m
Deal found 9/18![Delta logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/185:30 am -
1 stop9h 12m
Tue 10/201:00 am -
2 stops10h 43m
Deal found 9/14![United Airlines logo]()
$396
This Priceline deal was found by Cheapflights users on 9/14. 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 12/29:07 pm -
1 stop27h 45m
Tue 12/85:08 pm -
1 stop29h 04m
Deal found 9/14![Frontier logo]()
$436
This Southwest deal was found by Cheapflights users on 9/14. 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 10/261:05 pm -
1 stop7h 50m
Wed 10/286:35 am -
2 stops10h 15m
Deal found 9/14![Southwest logo]()
$396
This United Airlines deal was found by Cheapflights users on 9/14. 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 12/212:15 pm -
1 stop9h 42m
Mon 12/71:09 am -
2 stops16h 39m
Deal found 9/14![United Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 9/18. 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
Tue 10/203:35 pm -
1 stop7h 20m
Deal found 9/18![Southwest logo]()
$431
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/207:35 am -
1 stop7h 07m
Tue 10/201:00 am -
1 stop11h 41m
Deal found 9/14![United Airlines logo]()
$481
This United deal was found by Cheapflights users on 9/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:35 am -
2 stops50h 47m
Mon 10/123:05 pm -
2 stops32h 46m
Deal found 9/14![Multiple Airlines logo]()
$1,072
This Southwest deal was found by Cheapflights users on 9/16. 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 11/162:50 pm -
2 stops8h 00m
Mon 11/234:00 pm -
2 stops9h 30m
Deal found 9/16![Southwest logo]()
$447
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/16![United Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sun 10/1112:50 pm -
2 stops9h 55m
Wed 10/142:25 pm -
2 stops8h 30m
Deal found 9/15![Southwest logo]()
$451
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/2911:45 am -
2 stops10h 51m
Thu 11/52:05 am -
1 stop11h 34m
Deal found 9/14![United Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 9/15. 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.
Sat 1/305:30 am -
2 stops9h 05m
Wed 2/39:05 am -
2 stops8h 55m
Deal found 9/15![Southwest logo]()
$461
This United Airlines deal was found by Cheapflights users on 9/17. 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 12/96:45 am -
2 stops15h 51m
Sat 12/122:05 am -
1 stop10h 59m
Deal found 9/17![United Airlines logo]()
$486
This Southwest deal was found by Cheapflights users on 9/15. 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 2/179:45 am -
2 stops9h 30m
Sat 2/276:45 am -
2 stops11h 05m
Deal found 9/15![Southwest logo]()
$481
This United Airlines deal was found by Cheapflights users on 9/18. 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 9/18![United Airlines logo]()
$1,558
This United Airlines deal was found by Cheapflights users on 9/17. 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 9/297:35 am -
2 stops9h 55m
Tue 10/1311:51 am -
2 stops24h 50m
Deal found 9/17![United Airlines logo]()
$3,186
This United Airlines deal was found by Cheapflights users on 9/16. 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 9/307:35 am -
2 stops9h 55m
Tue 10/1311:51 am -
2 stops28h 21m
Deal found 9/16![United Airlines logo]()
$3,236
This United Airlines deal was found by Cheapflights users on 9/18. 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.
Sat 10/35:30 am -
2 stops12h 00m
Tue 10/1311:51 am -
2 stops34h 40m
Deal found 9/18![United Airlines logo]()
$5,476
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/24:17 pm -
3 stops25h 13m
Mon 10/511:51 am -
2 stops30h 49m
Deal found 9/16![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 19, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Puerto Rico. Data last updated September 19, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 9/14. 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.
Mon 9/2110:05 am -
1 stop22h 30m
Tue 10/610:42 am -
1 stop23h 25m
Deal found 9/14![Frontier logo]()
$364
This Frontier deal was found by Cheapflights users on 9/14. 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.
Wed 9/2310:03 am -
1 stop6h 40m
Tue 10/62:57 am -
1 stop7h 10m
Deal found 9/14![Frontier logo]()
$374
This Priceline deal was found by Cheapflights users on 9/17. 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 9/3010:03 am -
1 stop6h 40m
Tue 10/137:20 am -
1 stop26h 48m
Deal found 9/17![Frontier logo]()
$354
This Frontier deal was found by Cheapflights users on 9/16. 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.
Wed 9/3010:03 am -
1 stop6h 40m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/16![Frontier logo]()
$367
This FlightHub deal was found by Cheapflights users on 9/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:05 am -
1 stop14h 47m
Tue 10/133:00 am -
1 stop7h 08m
Deal found 9/18![Frontier logo]()
$357
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Wed 10/1410:03 am -
1 stop22h 15m
Tue 10/2010:39 am -
1 stop23h 29m
Deal found 9/18![Frontier logo]()
$294
This Priceline deal was found by Cheapflights users on 9/15. 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 10/1610:03 am -
1 stop22h 15m
Sun 10/183:00 am -
1 stop7h 08m
Deal found 9/15![Frontier logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Fri 10/1610:03 am -
1 stop22h 15m
Thu 10/223:00 am -
1 stop7h 08m
Deal found 9/18![Frontier logo]()
$324
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Mon 10/1910:03 am -
1 stop27h 33m
Thu 10/223:55 pm -
1 stop18h 13m
Deal found 9/17![Frontier logo]()
$349
This Priceline deal was found by Cheapflights users on 9/16. 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.
Mon 10/2610:03 am -
1 stop22h 12m
Thu 10/2910:20 am -
1 stop23h 58m
Deal found 9/16![Frontier logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Mon 10/2610:03 am -
1 stop22h 49m
Mon 11/212:37 pm -
2 stops32h 48m
Deal found 9/15![Frontier logo]()
$493
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Fri 10/3010:13 am -
1 stop27h 29m
Sun 11/87:23 am -
1 stop27h 55m
Deal found 9/18![Frontier logo]()
$373
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 19, 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 19, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Mon 10/1910:03 am -
1 stop14h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$147
This Priceline deal was found by Cheapflights users on 9/17. 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 10/1610:03 am -
1 stop14h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$149
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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.
Mon 11/1610:13 am -
1 stop22h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$153
This Priceline deal was found by Cheapflights users on 9/14. 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.
Mon 11/910:13 am -
1 stop22h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$165
This Priceline deal was found by Cheapflights users on 9/14. 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.
Mon 10/2610:03 am -
1 stop22h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$165
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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.
Mon 11/210:13 am -
1 stop22h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Frontier logo]()
$178
This Super.com deal was found by Cheapflights users on 9/15. 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.
Fri 11/1310:13 am -
1 stop14h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 9/18. 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.
Sun 1/179:50 am -
2 stops26h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Multiple Airlines logo]()
$188
This Southwest deal was found by Cheapflights users on 9/15. 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.
Tue 11/171:00 pm -
2 stops9h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Southwest logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 11/1312:38 pm -
3 stops43h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$196
This United Airlines deal was found by Cheapflights users on 9/16. 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 11/1812:45 pm -
1 stop9h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$198
This Delta deal was found by Cheapflights users on 9/15. 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.
Wed 2/1710:45 am -
1 stop11h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta 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 19, 2026.
Round-trip from | $294 (Cheapflightsfares) |
|---|---|
One-way from | $147 (Cheapflightsfares) |
Popular in | July |
Cheapest in | October |
Average price | $361 |
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 19, 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 AntonioAguadilla
SAT San Antonio - BQN Aguadilla Borinquen
SATBQN
San Antonio
Mon 11/9
10:13 am-10:52 am
1 stop22h 39m
Aguadilla Borinquen
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$165
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Tue 11/17
1:00 pm-12:50 am
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$194
San AntonioAguadilla
SAT San Antonio - BQN Aguadilla Borinquen
SATBQN
San Antonio
Wed 11/18
7:35 am-11:57 pm
2 stops14h 22m
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
Sun 2/7
8:00 am-9:00 pm
1 stop11h 00m
San Juan Luis Munoz Marin Intl
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
Sun 2/7
6:38 am-10:22 pm
2 stops13h 44m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$198
Quickest round-trip
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Mon 11/16
12:50 pm-10:25 pm
2 stops7h 35m
San Juan Luis Munoz Marin Intl
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
Sat 10/24
7:50 am-4:48 pm
1 stop7h 58m
San Juan Luis Munoz Marin Intl
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
Sun 10/25
11:45 am-8:24 pm
1 stop7h 39m
San Juan Luis Munoz Marin Intl
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
Mon 11/2
1:10 pm-12:55 am
2 stops9h 45m
San Juan Luis Munoz Marin Intl
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
Sat 10/17
7:35 am-11:50 pm
2 stops15h 15m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$198
Showing 1-10 of 34 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, September is the cheapest month in which you can book a flight from San Antonio to Puerto Rico (average of $369). 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 10% of weekly flights between San Antonio and Puerto Rico have experienced delays in the past year, with the average delay time being 126 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 10% 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 19, 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.
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
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
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Complete your trip
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San Antonio and Puerto Rico flights
Browse other San Antonio and Puerto Rico flight options. Last updated on September 19, 2026.
Popular flight searches
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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 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$391 | 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$265 | Average$495 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$497 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$370 | Average$466 | FlexibilityNo cancel fee | On-time62% |