$125+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Mai 24 — Mai 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 April 24, 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 April 24, 2026.
This Priceline deal was found by Cheapflights users on 4/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 6/154:22 pm
SAT
- SJU
1 stop8h 47m
Frontier
Do 6/183:06 am
SJU
- SAT
1 stop13h 31m
Frontier
Deal found 4/20![Frontier logo]()
$276
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sa 9/511:50 am
SAT
- SJU
1 stop7h 48m
United Airlines
Mi 9/91:00 am
SJU
- SAT
1 stop11h 40m
United Airlines
Deal found 4/22![United Airlines logo]()
$285
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 9/105:30 am
SAT
- SJU
1 stop10h 01m
Delta
Fr 9/1812:58 pm
SJU
- SAT
1 stop10h 17m
Delta
Deal found 4/22![Delta logo]()
$297
This Frontier deal was found by Cheapflights users on 4/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 6/124:22 pm
SAT
- SJU
1 stop8h 47m
Frontier
So 6/143:06 am
SJU
- SAT
1 stop13h 31m
Frontier
Deal found 4/22![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mi 5/137:54 pm
SAT
- SJU
2 stops27h 03m
Multiple Airlines
So 5/178:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 8/226:11 pm
SAT
- SJU
1 stop14h 32m
American Airlines
Sa 8/296:00 am
SJU
- SAT
2 stops9h 53m
American Airlines
Deal found 4/21![American Airlines logo]()
$330
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Di 5/127:54 pm
SAT
- SJU
2 stops20h 32m
Multiple Airlines
Sa 5/168:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 8/125:00 am
SAT
- SJU
1 stop8h 54m
American Airlines
Mi 8/196:00 am
SJU
- SAT
2 stops9h 53m
American Airlines
Deal found 4/23![American Airlines logo]()
$335
This Delta deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 9/2212:15 pm
SAT
- SJU
1 stop8h 45m
Delta
Di 9/295:41 pm
SJU
- SAT
1 stop7h 34m
Delta
Deal found 4/19![Delta logo]()
$336
This American Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 9/95:00 am
SAT
- SJU
2 stops12h 10m
American Airlines
Mi 9/1612:05 pm
SJU
- SAT
2 stops12h 54m
American Airlines
Deal found 4/19![American Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 5/157:54 pm
SAT
- SJU
2 stops17h 07m
Multiple Airlines
So 5/178:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Mo 5/1112:20 pm
SAT
- BQN
1 stop9h 49m
United Airlines
Mi 5/1312:15 am
BQN
- SAT
1 stop11h 19m
United Airlines
Deal found 4/18![United Airlines logo]()
$456
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 April 24, 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 April 24, 2026.
This Southwest deal was found by Cheapflights users on 4/21. 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.
Mi 7/224:25 pm
SAT
- SJU
1 stop6h 20m
Southwest
So 7/269:05 pm
SJU
- SAT
1 stop13h 00m
Southwest
Deal found 4/21![Southwest logo]()
$336
This Delta deal was found by Cheapflights users on 4/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 6/217:51 am
SAT
- SJU
1 stop11h 52m
Delta
Di 6/307:30 am
SJU
- SAT
1 stop11h 02m
Delta
Deal found 4/23![Delta logo]()
$336
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Do 5/76:49 am
SAT
- SJU
2 stops13h 35m
United Airlines
Sa 5/91:00 am
SJU
- SAT
1 stop10h 34m
United Airlines
Deal found 4/20![United Airlines logo]()
$556
This Southwest deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 6/151:50 pm
SAT
- SJU
2 stops9h 15m
Southwest
Mo 6/2210:20 pm
SJU
- SAT
2 stops13h 50m
Southwest
Deal found 4/19![Southwest logo]()
$537
This United Airlines deal was found by Cheapflights users on 4/21. 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.
So 5/37:35 am
SAT
- SJU
1 stop7h 07m
United Airlines
Do 5/77:00 am
SJU
- SAT
1 stop9h 39m
United Airlines
Deal found 4/21![United Airlines logo]()
$556
This Delta deal was found by Cheapflights users on 4/20. 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.
Fr 7/107:50 am
SAT
- SJU
1 stop11h 55m
Delta
So 7/195:56 pm
SJU
- SAT
1 stop7h 28m
Delta
Deal found 4/20![Delta logo]()
$626
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sa 5/166:49 am
SAT
- SJU
2 stops16h 01m
United Airlines
Di 5/191:00 am
SJU
- SAT
1 stop10h 39m
United Airlines
Deal found 4/22![United Airlines logo]()
$571
This Southwest deal was found by Cheapflights users on 4/22. 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.
Sa 6/69:50 am
SAT
- SJU
1 stop12h 10m
Southwest
Sa 6/138:15 pm
SJU
- SAT
1 stop12h 35m
Southwest
Deal found 4/22![Southwest logo]()
$573
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Mo 5/1812:29 pm
SAT
- SJU
1 stop7h 55m
United Airlines
So 5/242:05 am
SJU
- SAT
1 stop7h 22m
United Airlines
Deal found 4/22![United Airlines logo]()
$571
This Southwest deal was found by Cheapflights users on 4/18. 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.
Sa 6/272:00 pm
SAT
- SJU
2 stops9h 45m
Southwest
Do 7/25:00 am
SJU
- SAT
2 stops9h 25m
Southwest
Deal found 4/18![Southwest logo]()
$599
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Mo 5/116:49 am
SAT
- BQN
2 stops15h 20m
United Airlines
Mi 5/1312:15 am
BQN
- SAT
1 stop11h 19m
United Airlines
Deal found 4/18![United Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Di 5/126:49 am
SAT
- BQN
2 stops15h 20m
United Airlines
Di 5/1912:15 am
BQN
- SAT
1 stop11h 24m
United Airlines
Deal found 4/20![United Airlines logo]()
$581
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sa 5/96:49 am
SAT
- SJU
2 stops16h 01m
United Airlines
Fr 5/151:00 am
SJU
- SAT
2 stops13h 16m
United Airlines
Deal found 4/22![United Airlines logo]()
$636
This United Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Di 5/512:20 pm
SAT
- BQN
1 stop9h 49m
United Airlines
Mo 5/1112:15 am
BQN
- SAT
1 stop11h 19m
United Airlines
Deal found 4/19![United Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Di 5/1912:20 pm
SAT
- BQN
1 stop9h 49m
United Airlines
Di 5/2612:15 am
BQN
- SAT
2 stops16h 48m
United Airlines
Deal found 4/21![United Airlines logo]()
$678
This United Airlines deal was found by Cheapflights users on 4/22. 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.
So 7/197:43 am
SAT
- BQN
2 stops14h 26m
United Airlines
Do 7/2312:15 am
BQN
- SAT
2 stops14h 02m
United Airlines
Deal found 4/22![United Airlines logo]()
$721
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Di 6/97:35 pm
SAT
- CPX
2 stops20h 46m
United Airlines
Di 6/1610:48 am
CPX
- SAT
2 stops22h 39m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,056
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mi 7/2212:01 pm
SAT
- CPX
2 stops28h 20m
United Airlines
Di 7/2810:48 am
CPX
- SAT
2 stops22h 39m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,106
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mi 6/107:35 pm
SAT
- CPX
2 stops20h 46m
United Airlines
Di 6/1610:48 am
CPX
- SAT
2 stops22h 39m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,151
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mi 7/2212:01 pm
SAT
- CPX
2 stops28h 20m
United Airlines
Fr 7/3110:48 am
CPX
- SAT
2 stops22h 39m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,201
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mi 7/2212:01 pm
SAT
- CPX
2 stops28h 20m
United Airlines
So 8/210:48 am
CPX
- SAT
2 stops37h 03m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,240
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mo 6/81:26 pm
SAT
- CPX
2 stops26h 55m
United Airlines
Di 6/1610:48 am
CPX
- SAT
2 stops22h 39m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,276
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Mi 7/229:37 am
SAT
- CPX
3 stops54h 44m
United Airlines
Mi 7/2910:48 am
CPX
- SAT
2 stops25h 11m
United Airlines
Deal found 4/21![United Airlines logo]()
$1,333
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Fr 5/82:25 pm
SAT
- CPX
2 stops48h 48m
United Airlines
Di 5/1210:30 am
CPX
- SAT
2 stops11h 50m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,590
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Do 5/148:48 am
SAT
- CPX
2 stops54h 25m
United Airlines
So 5/1710:30 am
CPX
- SAT
2 stops25h 04m
United Airlines
Deal found 4/22![United Airlines logo]()
$1,667
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mi 6/107:35 pm
SAT
- VQS
2 stops21h 04m
United Airlines
Mo 6/1511:40 am
VQS
- SAT
2 stops28h 59m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,746
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mi 6/107:35 pm
SAT
- VQS
2 stops21h 04m
United Airlines
So 6/148:30 am
VQS
- SAT
2 stops27h 16m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,980
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Mi 6/107:35 pm
SAT
- VQS
2 stops21h 04m
United Airlines
Di 6/167:30 am
VQS
- SAT
2 stops16h 12m
United Airlines
Deal found 4/23![United Airlines logo]()
$1,980
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Di 6/97:43 am
SAT
- VQS
2 stops9h 47m
United Airlines
Mo 6/1511:40 am
VQS
- SAT
2 stops10h 33m
United Airlines
Deal found 4/23![United Airlines logo]()
$2,130
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Di 6/97:43 am
SAT
- VQS
2 stops9h 47m
United Airlines
So 6/148:30 am
VQS
- SAT
2 stops15h 12m
United Airlines
Deal found 4/23![United Airlines logo]()
$2,280
Last-minute flights from San Antonio to Puerto RicoDiscover last-minute flight deals from San Antonio to Puerto Rico. Data last updated April 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Puerto Rico. Data last updated April 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Sa 5/97:54 pm
SAT
- SJU
2 stops27h 27m
Multiple Airlines
Sa 5/168:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$351
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Mo 5/1112:20 pm
SAT
- BQN
1 stop9h 49m
United Airlines
Mi 5/1312:15 am
BQN
- SAT
1 stop11h 19m
United Airlines
Deal found 4/18![United Airlines logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Di 5/127:54 pm
SAT
- SJU
2 stops17h 07m
Multiple Airlines
Sa 5/168:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Di 5/128:15 am
SAT
- SJU
2 stops8h 55m
American Airlines
Sa 5/167:25 am
SJU
- SAT
1 stop14h 22m
American Airlines
Deal found 4/20![American Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mi 5/137:54 pm
SAT
- SJU
2 stops27h 03m
Multiple Airlines
So 5/178:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/138:14 am
SAT
- SJU
1 stop11h 37m
American Airlines
Sa 5/167:25 am
SJU
- SAT
1 stop14h 22m
American Airlines
Deal found 4/19![American Airlines logo]()
$341
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Mi 5/136:49 am
SAT
- SJU
2 stops13h 35m
United Airlines
Do 5/147:00 am
SJU
- SAT
1 stop7h 16m
United Airlines
Deal found 4/22![United Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 5/157:54 pm
SAT
- SJU
2 stops17h 07m
Multiple Airlines
So 5/178:04 pm
SJU
- SAT
1 stop21h 12m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Mo 5/185:26 pm
SAT
- SJU
2 stops39h 52m
Multiple Airlines
Fr 5/296:00 am
SJU
- SAT
1 stop11h 16m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Di 5/196:49 am
SAT
- SJU
2 stops13h 35m
United Airlines
Mi 5/272:05 am
SJU
- SAT
1 stop7h 22m
United Airlines
Deal found 4/20![United Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Di 5/196:49 am
SAT
- SJU
2 stops13h 35m
United Airlines
Di 5/262:05 am
SJU
- SAT
1 stop7h 22m
United Airlines
Deal found 4/21![United Airlines logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Do 5/285:26 pm
SAT
- SJU
1 stop24h 33m
Multiple Airlines
Di 6/26:41 pm
SJU
- SAT
2 stops25h 18m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$359
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 April 24, 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 April 24, 2026.
This eDestinos deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 6/194:22 pm
SAT
- SJU
1 stop8h 47m
Frontier
Deal found 4/19![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 4/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 6/124:22 pm
SAT
- SJU
1 stop8h 47m
Frontier
Deal found 4/18![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Di 5/127:54 pm
SAT
- SJU
2 stops20h 32m
Frontier
Deal found 4/22![Frontier logo]()
$145
This Cheapflightsfares deal was found by Cheapflights users on 4/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 6/195:09 pm
SAT
- SJU
1 stop7h 58m
Spirit Airlines
Deal found 4/21![Spirit Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
Mi 5/67:54 pm
SAT
- SJU
2 stops27h 27m
Frontier
Deal found 4/23![Frontier logo]()
$167
This Delta deal was found by Cheapflights users on 4/20. 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.
Di 5/122:27 pm
SAT
- SJU
1 stop6h 50m
Delta
Deal found 4/20![Delta logo]()
$168
This eDestinos deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 4/266:00 am
SAT
- SJU
1 stop12h 22m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$171
This American Airlines deal was found by Cheapflights users on 4/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 5/168:15 am
SAT
- SJU
1 stop13h 48m
American Airlines
Deal found 4/23![American Airlines logo]()
$172
This American Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mi 5/136:10 am
SAT
- SJU
1 stop13h 41m
American Airlines
Deal found 4/21![American Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Do 5/147:54 pm
SAT
- SJU
2 stops27h 03m
Frontier
Deal found 4/22![Frontier logo]()
$179
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
So 5/175:26 pm
SAT
- SJU
1 stop24h 33m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 4/23. 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.
So 5/107:54 pm
SAT
- BQN
2 stops29h 08m
Frontier
Deal found 4/23![Frontier logo]()
$235
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 April 24, 2026.
Round-trip from | $276 (Priceline) |
|---|---|
One-way from | $125 (eDestinos) |
Popular in | December |
Cheapest in | September |
Average price | $391 |
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 April 24, 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 - SJU
SATSJU
San Antonio
Mi 7/22
4:25 pm-11:45 pm
1 stop6h 20m
San Juan Luis Munoz Marin Intl
So 7/26
9:05 pm-9:05 am
1 stop13h 00m
$336
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
So 6/21
7:51 am-8:43 pm
1 stop11h 52m
San Juan Luis Munoz Marin Intl
Di 6/30
7:30 am-5:32 pm
1 stop11h 02m
$336
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mo 6/15
1:50 pm-12:05 am
2 stops9h 15m
San Juan Luis Munoz Marin Intl
Mo 6/22
10:20 pm-11:10 am
2 stops13h 50m
$537
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Do 5/7
6:49 am-9:24 pm
2 stops13h 35m
San Juan Luis Munoz Marin Intl
Sa 5/9
1:00 am-10:34 am
1 stop10h 34m
$556
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
So 5/3
7:35 am-3:42 pm
1 stop7h 07m
San Juan Luis Munoz Marin Intl
Do 5/7
7:00 am-3:39 pm
1 stop9h 39m
$556
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sa 5/16
6:49 am-11:50 pm
2 stops16h 01m
San Juan Luis Munoz Marin Intl
Di 5/19
1:00 am-10:39 am
1 stop10h 39m
$571
Quickest round-trip
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mo 5/18
12:29 pm-9:24 pm
1 stop7h 55m
San Juan Luis Munoz Marin Intl
So 5/24
2:05 am-8:27 am
1 stop7h 22m
$571
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sa 6/6
9:50 am-11:00 pm
1 stop12h 10m
San Juan Luis Munoz Marin Intl
Sa 6/13
8:15 pm-7:50 am
1 stop12h 35m
$573
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
Mo 5/11
6:49 am-11:09 pm
2 stops15h 20m
Aguadilla Borinquen
Mi 5/13
12:15 am-10:34 am
1 stop11h 19m
$581
San AntonioAguadilla
SAT - BQN
SATBQN
San Antonio
Di 5/12
6:49 am-11:09 pm
2 stops15h 20m
Aguadilla Borinquen
Di 5/19
12:15 am-10:39 am
1 stop11h 24m
$581
Showing 1-10 of 44 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
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.
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 $87). Flying from San Antonio to Puerto Rico in February is currently the most expensive (average of $179). 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 23% of weekly flights between San Antonio and Puerto Rico have experienced delays in the past year, with the average delay time being 128 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?
Monday 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 23% of flights being delayed.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Puerto Rico. Reviews last updated April 24, 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
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Entertainment
7.5
Boarding
8.1
Crew
8.6
Food
7.0
Comfort
8.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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 April 24, 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 2,558,603 searches. Data last updated April 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$297 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$138 | Average$351 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$168 | Average$359 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$219 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$511 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$275 | Average$480 | FlexibilityNo cancel fee | On-time63% |