$180+ Cheap flights from San Francisco (SFO) 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Apr 14 — Apr 211
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to Puerto Rico
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Cheapest flights from San Francisco to Puerto RicoExplore the most affordable flight options available from San Francisco to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.
Explore the most affordable flight options available from San Francisco to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 15, 2026.
This Priceline deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:38 pm
SFO
- SJU
1 stop12h 30m
Multiple Airlines
Sat 5/912:15 pm
SJU
- SFO
1 stop14h 41m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$369
This CheapOair deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/238:44 pm
SFO
- SJU
1 stop32h 20m
Frontier
Mon 6/16:09 pm
SJU
- SFO
1 stop19h 32m
Frontier
Deal found 3/14![Frontier logo]()
$371
This Expedia deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/910:38 pm
SFO
- SJU
1 stop12h 30m
Multiple Airlines
Mon 5/1812:15 pm
SJU
- SFO
1 stop14h 41m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$374
This Frontier deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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.
Thu 7/3011:59 pm
SFO
- BQN
1 stop8h 52m
Frontier
Mon 8/312:46 pm
BQN
- SFO
1 stop13h 06m
Frontier
Deal found 3/13![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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.
Thu 7/3011:59 pm
SFO
- SJU
1 stop13h 37m
Frontier
Sun 8/163:59 pm
SJU
- SFO
1 stop9h 53m
Frontier
Deal found 3/12![Frontier logo]()
$376
This Priceline deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/411:59 pm
SFO
- PSE
1 stop29h 57m
Frontier
Tue 9/89:55 am
PSE
- SFO
1 stop15h 57m
Frontier
Deal found 3/11![Frontier logo]()
$376
This CheapOair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/318:44 pm
SFO
- SJU
1 stop26h 24m
Frontier
Fri 6/53:03 am
SJU
- SFO
1 stop10h 38m
Frontier
Deal found 3/11![Frontier logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/76:00 am
SFO
- SJU
2 stops38h 58m
Multiple Airlines
Fri 4/173:23 pm
SJU
- SFO
1 stop29h 11m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$381
This Priceline deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/258:44 pm
SFO
- BQN
1 stop26h 18m
Frontier
Sun 5/312:59 am
BQN
- SFO
1 stop10h 42m
Frontier
Deal found 3/14![Frontier logo]()
$386
This Frontier deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:38 pm
SFO
- SJU
1 stop12h 39m
Frontier
Sun 4/56:00 am
SJU
- SFO
1 stop16h 19m
Frontier
Deal found 3/15![Frontier logo]()
$386
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:44 pm
SFO
- SJU
1 stop26h 24m
Frontier
Mon 6/153:59 pm
SJU
- SFO
1 stop9h 53m
Frontier
Deal found 3/15![Frontier logo]()
$387
This Trip.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:38 pm
SFO
- SJU
1 stop12h 59m
Frontier
Sun 5/31:59 am
SJU
- SFO
2 stops18h 35m
Frontier
Deal found 3/10![Frontier logo]()
$388
Best flights from San Francisco to Puerto RicoDiscover carefully curated flight deals from San Francisco to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 15, 2026.
Discover carefully curated flight deals from San Francisco to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 15, 2026.
This Priceline deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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.
Thu 5/2111:59 pm
SFO
- BQN
1 stop8h 52m
Frontier
Sun 5/242:58 am
BQN
- SFO
1 stop22h 54m
Frontier
Deal found 3/10![Frontier logo]()
$411
This JetBlue deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:05 pm
SFO
- SJU
1 stop12h 24m
JetBlue
Thu 4/303:25 pm
SJU
- SFO
1 stop11h 31m
JetBlue
Deal found 3/13![JetBlue logo]()
$455
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/75:00 am
SFO
- SJU
1 stop9h 38m
United Airlines
Tue 4/147:20 am
SJU
- SFO
1 stop13h 19m
United Airlines
Deal found 3/11![United Airlines logo]()
$471
This Southwest deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:00 pm
SFO
- SJU
2 stops12h 35m
Southwest
Fri 6/55:30 am
SJU
- SFO
1 stop15h 00m
Southwest
Deal found 3/14![Southwest logo]()
$523
This Delta deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:55 am
SFO
- SJU
2 stops13h 22m
Delta
Wed 5/272:35 pm
SJU
- SFO
2 stops12h 52m
Delta
Deal found 3/15![Delta logo]()
$683
This Priceline deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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.
Thu 5/2111:59 pm
SFO
- BQN
1 stop23h 04m
Multiple Airlines
Mon 5/255:33 am
BQN
- SFO
2 stops22h 33m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$719
This CheapOair deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/228:44 pm
SFO
- PSE
1 stop9h 23m
Frontier
Wed 5/2710:02 am
PSE
- SFO
1 stop27h 39m
Frontier
Deal found 3/13![Frontier logo]()
$411
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 4/910:38 pm
SFO
- SJU
1 stop10h 56m
United Airlines
Wed 4/151:00 am
SJU
- SFO
1 stop11h 30m
United Airlines
Deal found 3/10![United Airlines logo]()
$473
This CheapOair deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/38:44 pm
SFO
- PSE
1 stop9h 23m
Frontier
Tue 6/99:55 am
PSE
- SFO
1 stop15h 57m
Frontier
Deal found 3/13![Frontier logo]()
$446
This CheapOair deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:44 pm
SFO
- PSE
1 stop9h 23m
Frontier
Sat 5/3010:02 am
PSE
- SFO
1 stop27h 39m
Frontier
Deal found 3/11![Frontier logo]()
$446
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/2710:50 pm
SFO
- SJU
1 stop12h 54m
United Airlines
Thu 4/304:55 pm
SJU
- SFO
1 stop11h 21m
United Airlines
Deal found 3/12![United Airlines logo]()
$520
This JetBlue deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:05 pm
SFO
- BQN
1 stop11h 47m
JetBlue
Fri 5/15:01 am
BQN
- SFO
1 stop11h 55m
JetBlue
Deal found 3/11![JetBlue logo]()
$584
This Southwest deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/77:15 pm
SFO
- SJU
2 stops12h 20m
Southwest
Tue 4/1411:25 am
SJU
- SFO
2 stops14h 20m
Southwest
Deal found 3/11![Southwest logo]()
$592
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/2710:45 pm
SFO
- BQN
2 stops21h 24m
United Airlines
Thu 4/3012:15 am
BQN
- SFO
2 stops14h 09m
United Airlines
Deal found 3/11![United Airlines logo]()
$557
This Southwest deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 6/410:10 am
SFO
- SJU
2 stops12h 10m
Southwest
Sun 6/75:20 am
SJU
- SFO
1 stop13h 10m
Southwest
Deal found 3/13![Southwest logo]()
$617
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 5/165:41 pm
SFO
- PSE
2 stops36h 21m
Frontier
Sat 5/2310:02 am
PSE
- SFO
1 stop27h 39m
Frontier
Deal found 3/11![Frontier logo]()
$543
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 6/510:10 am
SFO
- SJU
2 stops12h 10m
Southwest
Sun 6/212:00 pm
SJU
- SFO
2 stops13h 10m
Southwest
Deal found 3/12![Southwest logo]()
$645
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/15:00 am
SFO
- SJU
1 stop9h 38m
United Airlines
Tue 4/71:40 pm
SJU
- SFO
1 stop12h 15m
United Airlines
Deal found 3/12![United Airlines logo]()
$640
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 4/107:15 pm
SFO
- SJU
2 stops10h 40m
Southwest
Thu 4/162:00 pm
SJU
- SFO
2 stops13h 20m
Southwest
Deal found 3/10![Southwest logo]()
$673
This Southwest deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 6/510:10 am
SFO
- SJU
2 stops12h 10m
Southwest
Mon 6/1511:35 am
SJU
- SFO
2 stops13h 00m
Southwest
Deal found 3/10![Southwest logo]()
$696
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:30 am
SFO
- BQN
2 stops14h 39m
United Airlines
Wed 5/2012:15 am
BQN
- SFO
1 stop11h 54m
United Airlines
Deal found 3/14![United Airlines logo]()
$738
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/135:00 am
SFO
- BQN
2 stops15h 09m
United Airlines
Wed 5/2012:15 am
BQN
- SFO
1 stop12h 44m
United Airlines
Deal found 3/14![United Airlines logo]()
$816
This Orbitz deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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.
Thu 4/211:10 am
SFO
- VQS
2 stops18h 52m
JetBlue
Wed 4/81:36 pm
VQS
- SFO
2 stops14h 28m
JetBlue
Deal found 3/10![JetBlue logo]()
$1,234
This Expedia deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:00 am
SFO
- PSE
2 stops21h 49m
JetBlue
Sat 5/235:05 am
PSE
- SFO
2 stops23h 01m
JetBlue
Deal found 3/11![JetBlue logo]()
$1,773
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 5/1310:35 pm
SFO
- CPX
2 stops14h 38m
United Airlines
Thu 5/2110:30 am
CPX
- SFO
2 stops15h 26m
United Airlines
Deal found 3/12![United Airlines logo]()
$1,422
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 5/129:30 pm
SFO
- CPX
2 stops15h 43m
United Airlines
Thu 5/2110:30 am
CPX
- SFO
2 stops15h 26m
United Airlines
Deal found 3/12![United Airlines logo]()
$1,591
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 3/286:56 pm
SFO
- MAZ
3 stops42h 15m
United Airlines
Wed 4/11:19 pm
MAZ
- SFO
2 stops14h 20m
United Airlines
Deal found 3/12![United Airlines logo]()
$1,591
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:30 pm
SFO
- CPX
2 stops15h 43m
United Airlines
Fri 4/310:30 am
CPX
- SFO
2 stops15h 25m
United Airlines
Deal found 3/14![United Airlines logo]()
$2,277
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 3/2811:55 pm
SFO
- CPX
2 stops13h 18m
United Airlines
Fri 4/310:30 am
CPX
- SFO
2 stops15h 00m
United Airlines
Deal found 3/13![United Airlines logo]()
$2,680
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 3/2611:55 pm
SFO
- CPX
2 stops13h 18m
United Airlines
Fri 4/310:30 am
CPX
- SFO
2 stops15h 25m
United Airlines
Deal found 3/13![United Airlines logo]()
$2,680
Last-minute flights from San Francisco to Puerto RicoDiscover last-minute flight deals from San Francisco to Puerto Rico. Data last updated March 15, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Puerto Rico. Data last updated March 15, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:38 pm
SFO
- SJU
1 stop12h 39m
Frontier
Sun 4/56:00 am
SJU
- SFO
1 stop16h 19m
Frontier
Deal found 3/15![Frontier logo]()
$386
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/76:00 am
SFO
- SJU
2 stops38h 58m
Multiple Airlines
Fri 4/173:23 pm
SJU
- SFO
1 stop29h 11m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” 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 4/89:00 pm
SFO
- SJU
2 stops48h 10m
Frontier
Fri 4/173:23 pm
SJU
- SFO
1 stop29h 11m
Frontier
Deal found 3/12![Frontier logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/109:00 pm
SFO
- SJU
2 stops20h 49m
Frontier
Fri 4/173:23 pm
SJU
- SFO
1 stop29h 11m
Frontier
Deal found 3/11![Frontier logo]()
$409
This Trip.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1210:23 pm
SFO
- SJU
1 stop9h 57m
Multiple Airlines
Fri 4/172:59 am
SJU
- SFO
2 stops17h 35m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1410:38 pm
SFO
- SJU
2 stops16h 21m
Frontier
Fri 4/173:23 pm
SJU
- SFO
1 stop29h 11m
Frontier
Deal found 3/14![Frontier logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:29 pm
SFO
- SJU
2 stops16h 44m
Multiple Airlines
Fri 4/2411:02 am
SJU
- SFO
1 stop33h 32m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$410
This CheapOair deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:38 pm
SFO
- SJU
1 stop12h 55m
Multiple Airlines
Wed 4/292:35 pm
SJU
- SFO
1 stop12h 20m
Multiple Airlines
Deal found 3/13![Multiple Airlines logo]()
$406
This Priceline deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:38 pm
SFO
- SJU
1 stop12h 30m
Multiple Airlines
Sat 5/912:15 pm
SJU
- SFO
1 stop14h 41m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$369
This CheapOair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2610:38 pm
SFO
- SJU
1 stop12h 30m
Multiple Airlines
Sat 5/26:25 am
SJU
- SFO
1 stop20h 56m
Multiple Airlines
Deal found 3/12![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/2810:38 pm
SFO
- SJU
2 stops16h 21m
Multiple Airlines
Sun 5/39:54 am
SJU
- SFO
1 stop34h 40m
Multiple Airlines
Deal found 3/11![Multiple Airlines logo]()
$403
This JetBlue deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:05 pm
SFO
- BQN
1 stop11h 18m
JetBlue
Tue 5/52:25 pm
BQN
- SFO
1 stop12h 31m
JetBlue
Deal found 3/14![JetBlue logo]()
$447
One-way flights from San Francisco to Puerto RicoSearch for one-way flight options from San Francisco to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 15, 2026.
Search for one-way flight options from San Francisco to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/147:40 pm
SFO
- SJU
2 stops19h 19m
Frontier
Deal found 3/11![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 5/68:48 pm
SFO
- SJU
2 stops50h 20m
Frontier
Deal found 3/10![Frontier logo]()
$182
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 4/1810:38 pm
SFO
- SJU
2 stops34h 55m
Frontier
Deal found 3/11![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” 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 4/2210:38 pm
SFO
- SJU
2 stops22h 51m
Frontier
Deal found 3/10![Frontier logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 5/126:00 am
SFO
- SJU
2 stops32h 30m
Frontier
Deal found 3/11![Frontier logo]()
$187
This Frontier deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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.
Sun 5/310:38 pm
SFO
- SJU
1 stop12h 35m
Frontier
Deal found 3/11![Frontier logo]()
$188
This Super.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2510:38 pm
SFO
- SJU
1 stop12h 39m
Frontier
Deal found 3/14![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:00 pm
SFO
- SJU
2 stops41h 59m
Frontier
Deal found 3/12![Frontier logo]()
$192
This Frontier deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:38 pm
SFO
- SJU
1 stop12h 34m
Frontier
Deal found 3/15![Frontier logo]()
$193
This Kiwi.com deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:38 pm
SFO
- SJU
1 stop17h 36m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” 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 4/136:00 am
SFO
- SJU
2 stops32h 59m
Frontier
Deal found 3/13![Frontier logo]()
$196
This United Airlines deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” 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 5/26:45 am
SFO
- BQN
2 stops13h 24m
United Airlines
Deal found 3/11![United Airlines logo]()
$205
Find flight deals from San Francisco to Puerto Rico
Keep the following information in mind while searching for San Francisco to Puerto Rico flight deals. Data was last updated March 15, 2026.
Round-trip from | $369 (Priceline) |
|---|---|
One-way from | $180 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $491 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 March 15, 2026.
Use the filters below to find and compare flights from San Francisco to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoAguadilla
SFO - BQN
SFOBQN
San Francisco
Thu 5/21
11:59 pm-11:51 am
1 stop8h 52m
Aguadilla Borinquen
Sun 5/24
2:58 am-10:52 pm
1 stop22h 54m
$411
San FranciscoPonce
SFO - PSE
SFOPSE
San Francisco
Fri 5/22
8:44 pm-9:07 am
1 stop9h 23m
Ponce Mercedita
Wed 5/27
10:02 am-10:41 am
1 stop27h 39m
$411
San FranciscoPonce
SFO - PSE
SFOPSE
San Francisco
Wed 6/3
8:44 pm-9:07 am
1 stop9h 23m
Ponce Mercedita
Tue 6/9
9:55 am-10:52 pm
1 stop15h 57m
$446
San FranciscoPonce
SFO - PSE
SFOPSE
San Francisco
Thu 5/21
8:44 pm-9:07 am
1 stop9h 23m
Ponce Mercedita
Sat 5/30
10:02 am-10:41 am
1 stop27h 39m
$446
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 4/27
11:05 pm-2:29 pm
1 stop12h 24m
San Juan Luis Munoz Marin Intl
Thu 4/30
3:25 pm-11:56 pm
1 stop11h 31m
$455
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Tue 4/7
5:00 am-5:38 pm
1 stop9h 38m
San Juan Luis Munoz Marin Intl
Tue 4/14
7:20 am-5:39 pm
1 stop13h 19m
$471
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Thu 4/9
10:38 pm-12:34 pm
1 stop10h 56m
San Juan Luis Munoz Marin Intl
Wed 4/15
1:00 am-9:30 am
1 stop11h 30m
$473
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 4/27
10:50 pm-2:44 pm
1 stop12h 54m
San Juan Luis Munoz Marin Intl
Thu 4/30
4:55 pm-1:16 am
1 stop11h 21m
$520
San FranciscoSan Juan
SFO - SJU
SFOSJU
San Francisco
Mon 6/1
7:00 pm-10:35 am
2 stops12h 35m
San Juan Luis Munoz Marin Intl
Fri 6/5
5:30 am-5:30 pm
1 stop15h 00m
$523
San FranciscoPonce
SFO - PSE
SFOPSE
San Francisco
Sat 5/16
5:41 pm-9:02 am
2 stops36h 21m
Ponce Mercedita
Sat 5/23
10:02 am-10:41 am
1 stop27h 39m
$543
Showing 1-10 of 58 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from San Francisco with our price prediction graph.
SFO-SJU
SFO-BQN
SFO-CPX
SFO-VQS
SFO-PSE
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 Francisco to Puerto Rico
SFO-PR0
SFO-SJU
SFO-BQN
SFO-CPX
SFO-VQS
What is the cheapest month to book a flight from San Francisco to Puerto Rico?
Currently, January is the cheapest month in which you can book a flight from San Francisco to Puerto Rico (average of $162). Flying from San Francisco to Puerto Rico in March is currently the most expensive (average of $338). 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.
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 March 15, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andJetBlue from San Francisco to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for San Francisco to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Puerto Rico by cabin class
Find flights from San Francisco to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Puerto Rico flights
Browse other San Francisco and Puerto Rico flight options. Last updated on March 15, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Francisco to Puerto Rico flights
Consider these flights traveling from San Francisco to Puerto Rico.
Top 8 airlines flying from San Francisco to Puerto Rico
Discover the top 8 airlines that operate flights from San Francisco 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 March 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$154 | Average$356 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$172 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$222 | Average$834 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$272 | Average$462 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$329 | Average$428 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$359 | Average$572 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$359 | Average$543 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$398 | Average$593 | FlexibilityNo cancel fee | On-time63% |