$148+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Aug 24 — Aug 311
Round-trip
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 July 25, 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 July 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/229:51 am
SAT
- SJU
1 stop15h 24m
Multiple Airlines
Tue 8/255:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$349
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/264:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$354
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/251:00 pm
SAT
- BQN
1 stop9h 09m
United Airlines
Thu 9/312:15 am
BQN
- SAT
2 stops17h 16m
United Airlines
Deal found 7/22![United Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2211:34 am
SAT
- SJU
1 stop8h 04m
United Airlines
Fri 8/281:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/23![United Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/94:27 pm
SAT
- SJU
2 stops15h 57m
American Airlines
Mon 9/1410:16 am
SJU
- SAT
1 stop12h 47m
American Airlines
Deal found 7/22![American Airlines logo]()
$361
This United Airlines deal was found by Cheapflights users on 7/24. 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 10/59:48 am
SAT
- SJU
2 stops13h 02m
United Airlines
Fri 10/97:00 am
SJU
- SAT
1 stop9h 53m
United Airlines
Deal found 7/24![United Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 7/23. 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 10/2912:20 pm
SAT
- SJU
2 stops8h 35m
Southwest
Mon 11/26:05 am
SJU
- SAT
2 stops8h 50m
Southwest
Deal found 7/23![Southwest logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Sat 8/155:38 pm
SAT
- SJU
2 stops30h 03m
Multiple Airlines
Fri 8/288:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
SAT
- SJU
2 stops13h 47m
American Airlines
Tue 9/296:00 am
SJU
- SAT
1 stop17h 03m
American Airlines
Deal found 7/20![American Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/109:51 am
SAT
- SJU
1 stop8h 41m
Multiple Airlines
Tue 8/185:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$373
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:30 am
SAT
- SJU
1 stop9h 12m
United Airlines
Mon 8/241:00 am
SJU
- SAT
2 stops11h 52m
United Airlines
Deal found 7/21![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 7/22. 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 11/11:07 pm
SAT
- BQN
1 stop8h 50m
United Airlines
Tue 11/31:09 am
BQN
- SAT
2 stops14h 11m
United Airlines
Deal found 7/22![United Airlines logo]()
$375
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 July 25, 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 July 25, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/251:00 pm
SAT
- BQN
1 stop9h 09m
United Airlines
Thu 9/312:15 am
BQN
- SAT
2 stops17h 16m
United Airlines
Deal found 7/22![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 7/20. 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.
Mon 8/315:20 am
SAT
- SJU
1 stop10h 18m
Delta
Thu 9/105:59 pm
SJU
- SAT
1 stop7h 09m
Delta
Deal found 7/20![Delta logo]()
$356
This Southwest deal was found by Cheapflights users on 7/22. 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 10/55:35 pm
SAT
- SJU
1 stop6h 45m
Southwest
Sun 10/116:00 am
SJU
- SAT
1 stop6h 30m
Southwest
Deal found 7/22![Southwest logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Tue 8/117:49 pm
SAT
- BQN
2 stops29h 21m
Frontier
Fri 8/143:10 am
BQN
- SAT
1 stop13h 31m
Frontier
Deal found 7/21![Frontier logo]()
$476
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2211:34 am
SAT
- SJU
1 stop8h 04m
United Airlines
Fri 8/281:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/23![United Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/212:00 pm
SAT
- SJU
1 stop7h 38m
United Airlines
Sat 9/51:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/20![United Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 7/23. 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.
Fri 9/412:20 pm
SAT
- SJU
2 stops9h 50m
Southwest
Tue 9/86:00 am
SJU
- SAT
1 stop13h 00m
Southwest
Deal found 7/23![Southwest logo]()
$432
This United Airlines deal was found by Cheapflights users on 7/23. 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 11/11:07 pm
SAT
- BQN
1 stop8h 50m
United Airlines
Tue 11/31:09 am
BQN
- SAT
2 stops14h 11m
United Airlines
Deal found 7/23![United Airlines logo]()
$375
This United deal was found by Cheapflights users on 7/23. 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 9/37:35 am
SAT
- CPX
2 stops8h 46m
Multiple Airlines
Sun 9/610:48 am
CPX
- SAT
2 stops12h 51m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,052
This Southwest deal was found by Cheapflights users on 7/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:40 am
SAT
- SJU
2 stops8h 45m
Southwest
Sat 8/1511:45 am
SJU
- SAT
2 stops9h 35m
Southwest
Deal found 7/21![Southwest logo]()
$521
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:47 am
SAT
- SJU
1 stop7h 51m
United Airlines
Sat 10/247:00 am
SJU
- SAT
1 stop9h 53m
United Airlines
Deal found 7/20![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 7/24. 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 8/512:55 pm
SAT
- SJU
2 stops8h 05m
Southwest
Wed 8/191:20 pm
SJU
- SAT
2 stops9h 20m
Southwest
Deal found 7/24![Southwest logo]()
$528
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Tue 9/17:00 am
SJU
- SAT
1 stop7h 29m
United Airlines
Deal found 7/21![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Thu 8/271:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/21![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Thu 9/32:20 pm
SJU
- SAT
1 stop6h 38m
United Airlines
Deal found 7/21![United Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/57:20 pm
SAT
- SJU
1 stop9h 09m
United Airlines
Tue 8/111:00 am
SJU
- SAT
1 stop11h 51m
United Airlines
Deal found 7/22![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/317:35 am
SAT
- BQN
2 stops14h 34m
United Airlines
Tue 9/112:15 am
BQN
- SAT
2 stops17h 16m
United Airlines
Deal found 7/23![United Airlines logo]()
$494
This United deal was found by Cheapflights users on 7/24. 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.
Sun 8/27:20 pm
SAT
- VQS
2 stops20h 15m
Multiple Airlines
Thu 8/65:59 pm
VQS
- SAT
3 stops30h 56m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,079
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/101:00 pm
SAT
- BQN
1 stop9h 09m
United Airlines
Thu 9/1712:15 am
BQN
- SAT
2 stops12h 37m
United Airlines
Deal found 7/22![United Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:35 am
SAT
- BQN
2 stops14h 34m
United Airlines
Tue 10/612:15 am
BQN
- SAT
2 stops12h 56m
United Airlines
Deal found 7/21![United Airlines logo]()
$566
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/271:00 pm
SAT
- BQN
1 stop9h 09m
United Airlines
Sun 8/3012:15 am
BQN
- SAT
1 stop12h 36m
United Airlines
Deal found 7/23![United Airlines logo]()
$640
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/116:30 am
SAT
- BQN
2 stops15h 39m
United Airlines
Fri 8/1412:15 am
BQN
- SAT
2 stops16h 28m
United Airlines
Deal found 7/21![United Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/164:08 pm
SAT
- CPX
3 stops24h 13m
United Airlines
Sat 8/2910:48 am
CPX
- SAT
2 stops12h 51m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,171
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:35 am
SAT
- CPX
2 stops8h 46m
United Airlines
Fri 9/410:48 am
CPX
- SAT
2 stops11h 28m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,277
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:35 am
SAT
- CPX
2 stops8h 46m
United Airlines
Tue 9/110:48 am
CPX
- SAT
2 stops12h 51m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,277
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:12 pm
SAT
- CPX
3 stops24h 09m
United Airlines
Sun 8/3010:48 am
CPX
- SAT
2 stops29h 55m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,286
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:35 am
SAT
- CPX
2 stops8h 46m
United Airlines
Wed 9/210:48 am
CPX
- SAT
2 stops10h 10m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,302
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/85:30 am
SAT
- CPX
2 stops10h 51m
United Airlines
Wed 8/1210:48 am
CPX
- SAT
2 stops12h 51m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,302
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/145:59 pm
SAT
- CPX
2 stops22h 22m
United Airlines
Fri 9/410:48 am
CPX
- SAT
2 stops10h 10m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,462
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/195:59 pm
SAT
- VQS
2 stops47h 31m
United Airlines
Wed 8/2611:51 am
VQS
- SAT
2 stops10h 25m
United Airlines
Deal found 7/22![United Airlines logo]()
$1,547
Last-minute flights from San Antonio to Puerto RicoDiscover last-minute flight deals from San Antonio to Puerto Rico. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Puerto Rico. Data last updated July 25, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/109:51 am
SAT
- SJU
1 stop8h 41m
Multiple Airlines
Tue 8/185:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$373
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Sat 8/155:38 pm
SAT
- SJU
2 stops30h 03m
Multiple Airlines
Fri 8/288:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
SAT
- SJU
2 stops11h 33m
American Airlines
Thu 8/207:30 am
SJU
- SAT
1 stop14h 45m
American Airlines
Deal found 7/20![American Airlines logo]()
$378
This Southwest deal was found by Cheapflights users on 7/22. 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 8/1712:20 pm
SAT
- SJU
2 stops9h 45m
Southwest
Fri 8/215:30 am
SJU
- SAT
1 stop13h 40m
Southwest
Deal found 7/22![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Tue 8/257:00 am
SJU
- SAT
1 stop9h 43m
United Airlines
Deal found 7/21![United Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/229:51 am
SAT
- SJU
1 stop15h 24m
Multiple Airlines
Tue 8/255:37 pm
SJU
- SAT
2 stops23h 36m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/2211:34 am
SAT
- SJU
1 stop8h 04m
United Airlines
Fri 8/281:00 am
SJU
- SAT
2 stops15h 43m
United Airlines
Deal found 7/23![United Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 7/24. 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 8/241:00 pm
SAT
- SJU
2 stops9h 50m
Southwest
Thu 8/272:35 pm
SJU
- SAT
2 stops8h 20m
Southwest
Deal found 7/24![Southwest logo]()
$376
This FlightHub deal was found by Cheapflights users on 7/22. 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 8/249:51 am
SAT
- BQN
1 stop15h 19m
Frontier
Fri 9/43:10 am
BQN
- SAT
1 stop6h 46m
Frontier
Deal found 7/22![Frontier logo]()
$424
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/251:00 pm
SAT
- BQN
1 stop9h 09m
United Airlines
Thu 9/312:15 am
BQN
- SAT
2 stops17h 16m
United Airlines
Deal found 7/22![United Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/264:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/2811:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAT
1 stop12h 59m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$377
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 July 25, 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 July 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/24:53 pm
SAT
- SJU
2 stops30h 41m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Mon 8/3111:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/2811:30 am
SAT
- SJU
2 stops36h 26m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$176
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:20 am
SAT
- SJU
1 stop7h 22m
Delta
Deal found 7/21![Delta logo]()
$178
This American Airlines deal was found by Cheapflights users on 7/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:11 pm
SAT
- SJU
1 stop14h 32m
American Airlines
Deal found 7/20![American Airlines logo]()
$182
This American Airlines deal was found by Cheapflights users on 7/22. 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 11/255:00 am
SAT
- SJU
1 stop14h 27m
American Airlines
Deal found 7/22![American Airlines logo]()
$183
This American Airlines deal was found by Cheapflights users on 7/22. 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 12/306:09 pm
SAT
- SJU
1 stop14h 28m
American Airlines
Deal found 7/22![American Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 7/22. 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 8/245:35 am
SAT
- SJU
2 stops16h 15m
Southwest
Deal found 7/22![Southwest logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/21. 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.
Fri 8/1411:30 am
SAT
- SJU
2 stops51h 41m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$191
This deal was found by Cheapflights users on 7/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:34 am
SAT
- SJU
1 stop9h 10m
Frontier
Deal found 7/23![Frontier logo]()
$193
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/256:30 am
SAT
- BQN
2 stops15h 39m
United Airlines
Deal found 7/22![United Airlines logo]()
$197
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/194:53 pm
SAT
- BQN
2 stops32h 17m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$216
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 July 25, 2026.
Round-trip from | $349 (Kiwi.com) |
|---|---|
One-way from | $148 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $521 |
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 2,558,603 searches. Data last updated July 25, 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 - BQN
SATBQN
San Antonio
Tue 8/25
1:00 pm-11:09 pm
1 stop9h 09m
Aguadilla Borinquen
Thu 9/3
12:15 am-4:31 pm
2 stops17h 16m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 8/31
5:20 am-4:38 pm
1 stop10h 18m
San Juan Luis Munoz Marin Intl
Thu 9/10
5:59 pm-12:08 am
1 stop7h 09m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sat 8/22
11:34 am-8:38 pm
1 stop8h 04m
San Juan Luis Munoz Marin Intl
Fri 8/28
1:00 am-3:43 pm
2 stops15h 43m
$356
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Wed 9/2
12:00 pm-8:38 pm
1 stop7h 38m
San Juan Luis Munoz Marin Intl
Sat 9/5
1:00 am-3:43 pm
2 stops15h 43m
$356
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
Sun 11/1
1:07 pm-11:57 pm
1 stop8h 50m
Aguadilla Borinquen
Tue 11/3
1:09 am-1:20 pm
2 stops14h 11m
$375
Quickest round-trip
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 10/5
5:35 pm-1:20 am
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Sun 10/11
6:00 am-11:30 am
1 stop6h 30m
$378
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 9/4
12:20 pm-11:10 pm
2 stops9h 50m
San Juan Luis Munoz Marin Intl
Tue 9/8
6:00 am-6:00 pm
1 stop13h 00m
$432
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Fri 10/23
11:47 am-8:38 pm
1 stop7h 51m
San Juan Luis Munoz Marin Intl
Sat 10/24
7:00 am-3:53 pm
1 stop9h 53m
$441
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sun 8/16
7:35 am-3:42 pm
1 stop7h 07m
San Juan Luis Munoz Marin Intl
Tue 9/1
7:00 am-1:29 pm
1 stop7h 29m
$446
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sun 8/16
7:35 am-3:42 pm
1 stop7h 07m
San Juan Luis Munoz Marin Intl
Thu 8/27
1:00 am-3:43 pm
2 stops15h 43m
$446
Showing 1-10 of 43 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-BQN
SAT-SJU
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-BQN
SAT-SJU
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 $325). Flying from San Antonio to Puerto Rico in July is currently the most expensive (average of $525). 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 100 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 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.
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 July 25, 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
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
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
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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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 July 25, 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 5 airlines flying from San Antonio to Puerto Rico
Discover the top 5 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 July 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$385 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$418 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$202 | Average$495 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$513 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$491 | FlexibilityNo cancel fee | On-time63% |