$159+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJU
Sep 6 — Sep 131
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 August 7, 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 August 7, 2026.
This JetBlue deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/1411:10 pm -
1 stop11h 46m
Wed 9/164:23 pm -
1 stop9h 54m
Deal found 8/6![JetBlue logo]()
$414
This Cheapflightsfares deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Sun 11/810:10 pm -
1 stop13h 03m
Thu 11/195:01 am -
1 stop13h 14m
Deal found 8/5![JetBlue logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Thu 10/2210:48 pm -
1 stop12h 58m
Sun 10/259:49 pm -
2 stops16h 47m
Deal found 8/5![Frontier logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/1110:18 pm -
1 stop12h 58m
Tue 8/187:30 am -
2 stops31h 04m
Deal found 8/3![Frontier logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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.
Thu 8/2010:35 pm -
1 stop12h 41m
Sun 8/237:30 am -
2 stops38h 15m
Deal found 8/6![Frontier logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/2410:35 pm -
1 stop12h 41m
Sun 8/303:10 am -
2 stops16h 26m
Deal found 8/3![Frontier logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/1810:35 pm -
1 stop12h 41m
Tue 8/257:30 am -
2 stops31h 04m
Deal found 8/6![Frontier logo]()
$468
This Priceline deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Tue 8/1810:35 pm -
1 stop12h 41m
Tue 8/259:42 am -
1 stop17h 09m
Deal found 8/3![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/2910:35 pm -
1 stop12h 41m
Sat 9/53:10 am -
2 stops19h 16m
Deal found 8/3![Frontier logo]()
$471
This Priceline deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1410:48 pm -
1 stop12h 58m
Sun 10/186:25 am -
1 stop19h 52m
Deal found 8/6![Multiple Airlines logo]()
$472
This Travelocity deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:35 pm -
1 stop12h 41m
Sun 9/134:29 pm -
1 stop9h 48m
Deal found 8/2![Multiple Airlines logo]()
$473
This Priceline deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/2710:35 pm -
1 stop12h 41m
Mon 8/316:28 pm -
1 stop18h 21m
Deal found 8/4![Multiple Airlines logo]()
$474
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 August 7, 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 August 7, 2026.
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/1411:10 pm -
1 stop11h 46m
Wed 9/164:23 pm -
1 stop9h 54m
Deal found 8/3![JetBlue logo]()
$414
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 10/308:40 am -
2 stops12h 40m
Tue 11/312:30 pm -
2 stops12h 55m
Deal found 8/2![Southwest logo]()
$481
This Delta deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/236:00 am -
1 stop13h 19m
Wed 9/307:00 am -
2 stops16h 32m
Deal found 8/6![Delta logo]()
$510
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 1/195:00 am -
1 stop9h 25m
Thu 1/212:05 am -
1 stop12h 14m
Deal found 8/4![United Airlines logo]()
$510
This CheapTickets.ch deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2011:42 am -
2 stops18h 36m
Sun 9/2710:05 am -
2 stops14h 22m
Deal found 8/6![Frontier logo]()
$705
This JetBlue deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 1/128:26 am -
1 stop11h 24m
Thu 1/216:01 am -
1 stop11h 54m
Deal found 8/2![JetBlue logo]()
$466
This Southwest deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:00 pm -
2 stops12h 30m
Sun 12/136:05 am -
2 stops13h 05m
Deal found 8/2![Southwest logo]()
$496
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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.
Fri 10/308:59 pm -
2 stops15h 11m
Tue 11/103:10 pm -
2 stops12h 47m
Deal found 8/4![Delta logo]()
$510
This JetBlue deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 8/2410:40 pm -
1 stop11h 48m
Thu 8/272:30 pm -
1 stop12h 21m
Deal found 8/2![JetBlue logo]()
$476
This Southwest deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:55 pm -
2 stops16h 30m
Mon 9/285:30 am -
1 stop10h 30m
Deal found 8/7![Southwest logo]()
$506
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/255:00 am -
2 stops15h 09m
Sat 10/312:15 am -
1 stop11h 59m
Deal found 8/5![United Airlines logo]()
$557
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 11/88:59 pm -
2 stops13h 21m
Sat 11/147:15 am -
1 stop11h 30m
Deal found 8/3![Delta logo]()
$510
This JetBlue deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/2610:10 pm -
1 stop13h 03m
Fri 11/134:00 pm -
1 stop11h 58m
Deal found 8/4![JetBlue logo]()
$479
This Southwest deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 pm -
2 stops12h 30m
Wed 11/256:05 am -
1 stop11h 30m
Deal found 8/6![Southwest logo]()
$506
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 10/245:45 pm -
2 stops15h 20m
Fri 11/131:55 pm -
1 stop11h 29m
Deal found 8/4![Delta logo]()
$510
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:00 am -
2 stops14h 09m
Sat 9/1912:15 am -
2 stops14h 08m
Deal found 8/6![United Airlines logo]()
$599
This Delta deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:30 pm -
1 stop13h 19m
Mon 11/93:10 pm -
1 stop11h 36m
Deal found 8/4![Delta logo]()
$510
This United Airlines deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:16 am -
2 stops13h 41m
Sat 11/141:09 am -
2 stops15h 10m
Deal found 8/4![United Airlines logo]()
$609
This CheapOair deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Tue 9/110:40 pm -
1 stop22h 19m
Sat 9/55:01 am -
1 stop31h 48m
Deal found 8/5![JetBlue logo]()
$613
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:00 am -
2 stops15h 09m
Wed 8/2612:15 am -
1 stop11h 59m
Deal found 8/2![United Airlines logo]()
$620
This Priceline deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Sun 1/108:00 am -
1 stop12h 59m
Sun 1/176:01 am -
1 stop32h 29m
Deal found 8/5![JetBlue logo]()
$653
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/245:00 am -
2 stops14h 57m
Sat 1/301:09 am -
1 stop13h 10m
Deal found 8/2![United Airlines logo]()
$673
This Orbitz deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Sat 9/2610:24 am -
2 stops18h 37m
Sat 10/38:55 am -
2 stops17h 22m
Deal found 8/5![JetBlue logo]()
$703
This United Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/42:00 pm -
2 stops23h 11m
Thu 9/101:19 pm -
2 stops14h 40m
Deal found 8/5![United Airlines logo]()
$801
This Priceline deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2210:40 pm -
1 stop22h 19m
Wed 8/265:01 am -
1 stop21h 50m
Deal found 8/6![JetBlue logo]()
$789
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:35 am -
2 stops13h 46m
Fri 8/2810:48 am -
2 stops13h 57m
Deal found 8/3![United Airlines logo]()
$1,076
This Priceline deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:20 pm -
1 stop31h 36m
Sun 11/295:01 am -
1 stop32h 14m
Deal found 8/7![JetBlue logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2811:59 pm -
2 stops14h 22m
Wed 9/210:48 am -
2 stops14h 49m
Deal found 8/6![United Airlines logo]()
$1,302
This Orbitz deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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.
Fri 9/2510:24 am -
2 stops18h 37m
Sat 10/38:55 am -
2 stops17h 22m
Deal found 8/5![JetBlue logo]()
$1,236
This United Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2811:59 pm -
2 stops14h 22m
Tue 9/110:48 am -
2 stops13h 57m
Deal found 8/6![United Airlines logo]()
$1,302
Last-minute flights from San Francisco to Puerto RicoDiscover last-minute flight deals from San Francisco to Puerto Rico. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Puerto Rico. Data last updated August 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/1110:18 pm -
1 stop12h 58m
Tue 8/187:30 am -
2 stops31h 04m
Deal found 8/3![Frontier logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/1810:35 pm -
1 stop12h 41m
Tue 8/257:30 am -
2 stops31h 04m
Deal found 8/6![Frontier logo]()
$468
This Priceline deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Tue 8/1810:35 pm -
1 stop12h 41m
Tue 8/259:42 am -
1 stop17h 09m
Deal found 8/3![Multiple Airlines logo]()
$470
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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.
Thu 8/2010:35 pm -
1 stop12h 41m
Sun 8/237:30 am -
2 stops38h 15m
Deal found 8/6![Frontier logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/2410:35 pm -
1 stop12h 41m
Sun 8/303:10 am -
2 stops16h 26m
Deal found 8/3![Frontier logo]()
$467
This JetBlue deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 8/2410:40 pm -
1 stop11h 48m
Thu 8/272:30 pm -
1 stop12h 21m
Deal found 8/2![JetBlue logo]()
$476
This Priceline deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/2710:35 pm -
1 stop12h 41m
Mon 8/316:28 pm -
1 stop18h 21m
Deal found 8/4![Multiple Airlines logo]()
$474
This FlightHub deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 8/2710:35 pm -
1 stop12h 41m
Sun 8/307:00 am -
1 stop19h 51m
Deal found 8/5![Multiple Airlines logo]()
$475
This Kiwi.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/2910:35 pm -
1 stop12h 41m
Sat 9/53:10 am -
2 stops19h 16m
Deal found 8/3![Frontier logo]()
$471
This Travelocity deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/510:35 pm -
1 stop12h 41m
Sun 9/134:29 pm -
1 stop9h 48m
Deal found 8/2![Multiple Airlines logo]()
$473
This FlightHub deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/710:35 pm -
1 stop12h 41m
Sat 9/129:00 am -
1 stop17h 17m
Deal found 8/5![Multiple Airlines logo]()
$476
This JetBlue deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/1411:10 pm -
1 stop11h 46m
Wed 9/164:23 pm -
1 stop9h 54m
Deal found 8/6![JetBlue logo]()
$414
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 August 7, 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 August 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” 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 9/2211:42 am -
2 stops35h 31m
Deal found 8/5![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:42 am -
2 stops20h 11m
Deal found 8/5![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 10/1310:48 pm -
2 stops22h 28m
Deal found 8/6![Frontier logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2912:29 am -
2 stops21h 14m
Deal found 8/6![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/510:35 pm -
2 stops23h 08m
Deal found 8/6![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2910:35 pm -
2 stops23h 08m
Deal found 8/6![Frontier logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/2810:35 pm -
2 stops38h 36m
Deal found 8/6![Frontier logo]()
$190
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:00 am -
2 stops15h 09m
Deal found 8/3![United Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 9/57:30 pm -
2 stops35h 32m
Deal found 8/6![Frontier logo]()
$296
This Priceline deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Tue 9/110:40 pm -
1 stop22h 53m
Deal found 8/3![JetBlue logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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.
Thu 8/207:30 pm -
2 stops27h 40m
Deal found 8/6![Frontier logo]()
$299
This Kiwi.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” 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 8/217:30 pm -
2 stops27h 40m
Deal found 8/6![Frontier logo]()
$300
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 August 7, 2026.
Round-trip from | $414 (Justfly.com) |
|---|---|
One-way from | $159 (Kiwi.com) |
Popular in | July |
Cheapest in | September |
Average price | $508 |
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 August 7, 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 San Francisco - BQN Aguadilla Borinquen
SFOBQN
San Francisco
Mon 9/14
11:10 pm-1:56 pm
1 stop11h 46m
Aguadilla Borinquen
Wed 9/16
4:23 pm-11:17 pm
1 stop9h 54m
$414
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Tue 1/12
8:26 am-11:50 pm
1 stop11h 24m
San Juan Luis Munoz Marin Intl
Thu 1/21
6:01 am-1:55 pm
1 stop11h 54m
$466
San FranciscoAguadilla
SFO San Francisco - BQN Aguadilla Borinquen
SFOBQN
San Francisco
Mon 8/24
10:40 pm-1:28 pm
1 stop11h 48m
Aguadilla Borinquen
Thu 8/27
2:30 pm-11:51 pm
1 stop12h 21m
$476
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Mon 10/26
10:10 pm-2:13 pm
1 stop13h 03m
San Juan Luis Munoz Marin Intl
Fri 11/13
4:00 pm-11:58 pm
1 stop11h 58m
$479
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Fri 10/30
8:40 am-12:20 am
2 stops12h 40m
San Juan Luis Munoz Marin Intl
Tue 11/3
12:30 pm-9:25 pm
2 stops12h 55m
$481
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Sat 12/5
6:00 pm-10:30 am
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Sun 12/13
6:05 am-3:10 pm
2 stops13h 05m
$496
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Fri 9/25
1:55 pm-9:25 am
2 stops16h 30m
San Juan Luis Munoz Marin Intl
Mon 9/28
5:30 am-1:00 pm
1 stop10h 30m
$506
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Sat 11/14
6:00 pm-10:30 am
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Wed 11/25
6:05 am-1:35 pm
1 stop11h 30m
$506
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Wed 9/23
6:00 am-10:19 pm
1 stop13h 19m
San Juan Luis Munoz Marin Intl
Wed 9/30
7:00 am-8:32 pm
2 stops16h 32m
$510
Quickest round-trip
San FranciscoSan Juan
SFO San Francisco - SJU San Juan Luis Munoz Marin Intl
SFOSJU
San Francisco
Tue 1/19
5:00 am-6:25 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Thu 1/21
2:05 am-10:19 am
1 stop12h 14m
$510
Showing 1-10 of 52 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-PSE
SFO-MAZ
SFO-CPX
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-PSE
SFO-MAZ
What is the cheapest month to book a flight from San Francisco to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from San Francisco to Puerto Rico (average of $470). Flying from San Francisco to Puerto Rico in December is currently the most expensive (average of $635). 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 Francisco to Puerto Rico?
Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Puerto Rico. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 August 7, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines 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.
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Overall
7.8
Entertainment
7.8
Comfort
7.8
Food
7.2
Crew
8.5
Boarding
8.1
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.
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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 August 7, 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 August 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$400 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$204 | Average$474 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$222 | Average$748 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$289 | Average$469 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$351 | Average$756 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$354 | Average$635 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$369 | Average$602 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$406 | Average$580 | FlexibilityNo cancel fee | On-time63% |