$203+ Cheap flights from San Diego (SAN) 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJU
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Puerto Rico with Cheapflights
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Cheapest flights from San Diego to Puerto RicoExplore the most affordable flight options available from San Diego to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from San Diego to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
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 8/1912:29 pm
SAN
- SJU
1 stop22h 59m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAN
2 stops26h 17m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$398
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.
Wed 10/147:00 am
SAN
- BQN
2 stops13h 09m
United Airlines
Tue 10/2012:15 am
BQN
- SAN
1 stop12h 34m
United Airlines
Deal found 7/21![United Airlines logo]()
$402
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 8/213:45 pm
SAN
- SJU
2 stops30h 11m
Multiple Airlines
Fri 8/288:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$402
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.
Mon 8/246:45 am
SAN
- SJU
1 stop14h 14m
American Airlines
Mon 8/317:03 am
SJU
- SAN
1 stop16h 32m
American Airlines
Deal found 7/20![American Airlines logo]()
$405
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 8/186:20 am
SAN
- SJU
2 stops11h 18m
United Airlines
Thu 8/201:00 am
SJU
- SAN
2 stops13h 35m
United Airlines
Deal found 7/20![United Airlines logo]()
$406
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.
Sat 10/1712:56 pm
SAN
- SJU
1 stop19h 35m
American Airlines
Sat 10/247:30 am
SJU
- SAN
1 stop16h 28m
American Airlines
Deal found 7/22![American Airlines logo]()
$407
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 9/91:50 pm
SAN
- SJU
2 stops16h 34m
American Airlines
Mon 9/144:38 pm
SJU
- SAN
1 stop8h 47m
American Airlines
Deal found 7/19![American Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 10/289:25 pm
SAN
- SJU
1 stop10h 55m
American Airlines
Tue 11/106:28 am
SJU
- SAN
1 stop10h 40m
American Airlines
Deal found 7/19![American Airlines logo]()
$411
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/98:45 pm
SAN
- SJU
2 stops11h 00m
Southwest
Wed 12/167:40 am
SJU
- SAN
2 stops11h 10m
Southwest
Deal found 7/20![Southwest logo]()
$421
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 8/108:51 pm
SAN
- SJU
2 stops48h 50m
Multiple Airlines
Fri 8/218:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$423
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 8/113:03 pm
SAN
- SJU
2 stops30h 38m
Multiple Airlines
Fri 8/218:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$424
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 9/84:22 pm
SAN
- SJU
2 stops15h 38m
American Airlines
Tue 9/1511:51 am
SJU
- SAN
2 stops14h 34m
American Airlines
Deal found 7/19![American Airlines logo]()
$431
Best flights from San Diego to Puerto RicoDiscover carefully curated flight deals from San Diego to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from San Diego to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
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.
Wed 10/147:00 am
SAN
- BQN
2 stops13h 09m
United Airlines
Tue 10/2012:15 am
BQN
- SAN
1 stop12h 34m
United Airlines
Deal found 7/21![United Airlines logo]()
$402
This Delta deal was found by Cheapflights users on 7/19. 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.
Wed 11/1110:10 pm
SAN
- SJU
1 stop15h 10m
Delta
Thu 11/193:10 pm
SJU
- SAN
2 stops12h 37m
Delta
Deal found 7/19![Delta logo]()
$406
This Southwest deal was found by Cheapflights users on 7/19. 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.
Wed 10/289:35 am
SAN
- SJU
2 stops11h 10m
Southwest
Mon 11/25:35 am
SJU
- SAN
2 stops11h 35m
Southwest
Deal found 7/19![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 10/296:30 am
SAN
- BQN
2 stops13h 27m
United Airlines
Fri 11/61:09 am
BQN
- SAN
1 stop13h 01m
United Airlines
Deal found 7/18![United Airlines logo]()
$402
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/159:30 pm
SAN
- PSE
2 stops23h 29m
JetBlue
Mon 10/195:01 am
PSE
- SAN
2 stops31h 16m
JetBlue
Deal found 7/21![JetBlue logo]()
$809
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.
Sat 11/76:15 am
SAN
- SJU
2 stops14h 41m
Delta
Sat 11/147:15 am
SJU
- SAN
2 stops17h 10m
Delta
Deal found 7/20![Delta logo]()
$406
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.
Thu 10/2211:20 am
SAN
- SJU
2 stops11h 00m
Southwest
Sun 10/255:00 am
SJU
- SAN
2 stops11h 15m
Southwest
Deal found 7/21![Southwest logo]()
$434
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 9/166:15 am
SAN
- SJU
2 stops11h 23m
United Airlines
Wed 9/237:00 am
SJU
- SAN
2 stops13h 10m
United Airlines
Deal found 7/20![United Airlines logo]()
$406
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.
Wed 8/198:35 am
SAN
- SJU
2 stops10h 25m
Southwest
Sun 8/309:25 pm
SJU
- SAN
2 stops16h 35m
Southwest
Deal found 7/22![Southwest logo]()
$436
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 11/79:45 pm
SAN
- SJU
1 stop11h 30m
United Airlines
Sat 11/148:05 am
SJU
- SAN
1 stop11h 17m
United Airlines
Deal found 7/20![United Airlines logo]()
$406
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.
Sun 8/169:00 am
SAN
- SJU
1 stop10h 45m
Southwest
Thu 8/208:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Deal found 7/22![Southwest logo]()
$449
This United Airlines deal was found by Cheapflights users on 7/18. 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 9/196:18 am
SAN
- BQN
2 stops13h 51m
United Airlines
Tue 9/2212:15 am
BQN
- SAN
1 stop12h 34m
United Airlines
Deal found 7/18![United Airlines logo]()
$506
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 10/207:00 am
SAN
- BQN
2 stops13h 09m
United Airlines
Mon 10/2612:09 am
BQN
- SAN
3 stops18h 40m
United Airlines
Deal found 7/22![United Airlines logo]()
$506
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1611:00 am
SAN
- PSE
1 stop9h 59m
JetBlue
Fri 1/15:00 am
PSE
- SAN
2 stops18h 09m
JetBlue
Deal found 7/22![JetBlue logo]()
$1,511
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2110:51 am
SAN
- PSE
1 stop10h 08m
JetBlue
Fri 1/16:01 am
PSE
- SAN
2 stops17h 08m
JetBlue
Deal found 7/22![JetBlue logo]()
$2,009
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 9/1910:25 pm
SAN
- CPX
2 stops15h 56m
United Airlines
Tue 9/2210:48 am
CPX
- SAN
2 stops15h 01m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,558
This Despegar 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 Despegar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1810:51 am
SAN
- PSE
1 stop10h 08m
JetBlue
Fri 1/16:01 am
PSE
- SAN
1 stop31h 40m
JetBlue
Deal found 7/22![JetBlue logo]()
$2,080
Last-minute flights from San Diego to Puerto RicoDiscover last-minute flight deals from San Diego to Puerto Rico. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Puerto Rico. Data last updated July 23, 2026 and is based on user searches.
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/18:40 pm
SAN
- CPX
2 stops32h 54m
Multiple Airlines
Thu 8/68:54 am
CPX
- SAN
2 stops37h 12m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$1,349
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 8/108:51 pm
SAN
- SJU
2 stops48h 50m
Multiple Airlines
Fri 8/218:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$423
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 8/113:03 pm
SAN
- SJU
2 stops30h 38m
Multiple Airlines
Fri 8/218:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$424
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.
Sun 8/167:20 pm
SAN
- SJU
2 stops10h 50m
Southwest
Thu 8/208:55 pm
SJU
- SAN
2 stops17h 05m
Southwest
Deal found 7/22![Southwest logo]()
$436
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 8/186:20 am
SAN
- SJU
2 stops11h 18m
United Airlines
Thu 8/201:00 am
SJU
- SAN
2 stops13h 35m
United Airlines
Deal found 7/20![United Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 8/186:19 am
SAN
- SJU
2 stops12h 36m
American Airlines
Tue 8/257:30 am
SJU
- SAN
2 stops13h 48m
American Airlines
Deal found 7/19![American Airlines logo]()
$434
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 8/1912:29 pm
SAN
- SJU
1 stop22h 59m
Multiple Airlines
Sun 8/308:57 pm
SJU
- SAN
2 stops26h 17m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$398
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Wed 8/194:22 pm
SAN
- SJU
2 stops14h 21m
American Airlines
Sun 8/2312:55 am
SJU
- SAN
1 stop11h 03m
American Airlines
Deal found 7/19![American Airlines logo]()
$411
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 8/213:45 pm
SAN
- SJU
2 stops30h 11m
Multiple Airlines
Fri 8/288:34 am
SJU
- SAN
1 stop30h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$402
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.
Mon 8/246:45 am
SAN
- SJU
1 stop14h 14m
American Airlines
Mon 8/317:03 am
SJU
- SAN
1 stop16h 32m
American Airlines
Deal found 7/20![American Airlines logo]()
$405
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Fri 8/286:20 am
SAN
- SJU
2 stops11h 18m
United Airlines
Sun 8/301:00 am
SJU
- SAN
2 stops13h 35m
United Airlines
Deal found 7/19![United Airlines logo]()
$437
One-way flights from San Diego to Puerto RicoSearch for one-way flight options from San Diego to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from San Diego to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/410:30 pm
SAN
- SJU
1 stop12h 15m
Delta
Deal found 7/22![Delta logo]()
$203
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.
Sun 8/2310:45 pm
SAN
- SJU
1 stop12h 53m
American Airlines
Deal found 7/22![American Airlines logo]()
$207
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Fri 8/710:10 am
SAN
- SJU
2 stops35h 31m
Frontier
Deal found 7/19![Frontier logo]()
$245
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/39:45 am
SAN
- SJU
1 stop8h 30m
Southwest
Deal found 7/20![Southwest logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/19. 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.
Sat 8/812:29 pm
SAN
- SJU
1 stop22h 12m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$298
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 1/156:30 pm
SAN
- SJU
2 stops13h 20m
United Airlines
Deal found 7/20![United Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 7/19. 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.
Fri 8/76:15 am
SAN
- SJU
1 stop13h 09m
American Airlines
Deal found 7/19![American Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 7/19. 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.
Thu 7/309:55 pm
SAN
- SJU
1 stop9h 50m
Southwest
Deal found 7/19![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 7/19. 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.
Wed 12/166:45 am
SAN
- SJU
2 stops11h 30m
Southwest
Deal found 7/19![Southwest logo]()
$356
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.
Mon 12/287:30 pm
SAN
- SJU
2 stops11h 07m
American Airlines
Deal found 7/20![American Airlines logo]()
$363
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:17 pm
SAN
- PSE
2 stops24h 42m
JetBlue
Deal found 7/20![JetBlue logo]()
$371
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 12/289:42 pm
SAN
- SJU
1 stop10h 08m
United Airlines
Deal found 7/20![United Airlines logo]()
$373
Find flight deals from San Diego to Puerto Rico
Keep the following information in mind while searching for San Diego to Puerto Rico flight deals. Data was last updated July 23, 2026.
Round-trip from | $402 (United Airlines) |
|---|---|
One-way from | $203 (Delta) |
Popular in | December |
Cheapest in | May |
Average price | $525 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 23, 2026.
Use the filters below to find and compare flights from San Diego to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoAguadilla
SAN - BQN
SANBQN
San Diego
Wed 10/14
7:00 am-11:09 pm
2 stops13h 09m
Aguadilla Borinquen
Tue 10/20
12:15 am-9:49 am
1 stop12h 34m
$402
San DiegoAguadilla
SAN - BQN
SANBQN
San Diego
Thu 10/29
6:30 am-10:57 pm
2 stops13h 27m
Aguadilla Borinquen
Fri 11/6
1:09 am-10:10 am
1 stop13h 01m
$402
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 11/11
10:10 pm-5:20 pm
1 stop15h 10m
San Juan Luis Munoz Marin Intl
Thu 11/19
3:10 pm-11:47 pm
2 stops12h 37m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Sat 11/7
6:15 am-12:56 am
2 stops14h 41m
San Juan Luis Munoz Marin Intl
Sat 11/14
7:15 am-8:25 pm
2 stops17h 10m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 9/16
6:15 am-8:38 pm
2 stops11h 23m
San Juan Luis Munoz Marin Intl
Wed 9/23
7:00 am-5:10 pm
2 stops13h 10m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Sat 11/7
9:45 pm-1:15 pm
1 stop11h 30m
San Juan Luis Munoz Marin Intl
Sat 11/14
8:05 am-3:22 pm
1 stop11h 17m
$406
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 10/28
9:35 am-11:45 pm
2 stops11h 10m
San Juan Luis Munoz Marin Intl
Mon 11/2
5:35 am-1:10 pm
2 stops11h 35m
$421
Quickest round-trip
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Thu 10/22
11:20 am-1:20 am
2 stops11h 00m
San Juan Luis Munoz Marin Intl
Sun 10/25
5:00 am-1:15 pm
2 stops11h 15m
$434
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 8/19
8:35 am-10:00 pm
2 stops10h 25m
San Juan Luis Munoz Marin Intl
Sun 8/30
9:25 pm-11:00 am
2 stops16h 35m
$436
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Sun 8/16
9:00 am-10:45 pm
1 stop10h 45m
San Juan Luis Munoz Marin Intl
Thu 8/20
8:55 pm-11:00 am
2 stops17h 05m
$449
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from San Diego to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from San Diego with our price prediction graph.
SAN-SJU
SAN-PSE
SAN-CPX
SAN-BQN
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 Diego to Puerto Rico
SAN-PR0
SAN-SJU
SAN-PSE
SAN-CPX
SAN-BQN
What is the cheapest month to book a flight from San Diego to Puerto Rico?
Currently, May is the cheapest month in which you can book a flight from San Diego to Puerto Rico (average of $426). Flying from San Diego to Puerto Rico in December is currently the most expensive (average of $734). 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 far ahead should I book a flight from San Diego to Puerto Rico?
The price you pay for your flight from San Diego to Puerto Rico may vary depending on when you book. For the best chance of a lower fare, look to book 74 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 23, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta from San Diego to Puerto Rico. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Comfort
8.0
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from San Diego 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 Diego 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 Diego to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Puerto Rico flights
Browse other San Diego and Puerto Rico flight options. Last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Puerto Rico flights
Consider these flights traveling from San Diego to Puerto Rico.
Top 7 airlines flying from San Diego to Puerto Rico
Discover the top 7 airlines that operate flights from San Diego 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$476 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$182 | Average$467 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$193 | Average$388 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$290 | Average$529 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$295 | Average$527 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$386 | Average$575 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$426 | Average$631 | FlexibilityNo cancel fee | On-time75% |