$158+ Cheap flights from Puerto Rico to San Francisco (SFO)
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SFO
Sep 6 — Sep 131
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Puerto Rico to San Francisco 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 Puerto Rico to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Puerto Rico to San FranciscoExplore the most affordable flight options available from Puerto Rico to San Francisco. 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 Puerto Rico to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 7, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/4![Frontier logo]()
$346
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.
Mon 9/143:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/5![Frontier logo]()
$349
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
1 stop16h 38m
Wed 9/2310:05 pm -
1 stop15h 01m
Deal found 8/7![Frontier logo]()
$356
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 9/223:08 am -
2 stops22h 20m
Wed 9/3010:05 pm -
1 stop15h 01m
Deal found 8/6![Frontier logo]()
$365
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.
Wed 9/163:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/3![Frontier logo]()
$367
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:08 am -
2 stops22h 20m
Tue 10/1310:48 pm -
1 stop12h 58m
Deal found 8/2![Frontier logo]()
$370
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.
Sat 9/123:39 pm -
2 stops22h 08m
Mon 9/1410:05 pm -
1 stop12h 35m
Deal found 8/5![Frontier logo]()
$372
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop16h 38m
Mon 9/1410:05 pm -
1 stop12h 35m
Deal found 8/3![Frontier logo]()
$376
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.
Mon 9/143:08 am -
2 stops22h 20m
Thu 9/1710:05 pm -
1 stop14h 14m
Deal found 8/5![Frontier logo]()
$377
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.
Mon 9/143:08 am -
2 stops22h 20m
Sun 9/2710:05 pm -
1 stop14h 14m
Deal found 8/6![Frontier logo]()
$380
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:00 pm -
1 stop9h 51m
Wed 9/910:05 pm -
1 stop15h 01m
Deal found 8/3![Multiple Airlines logo]()
$385
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:20 pm -
1 stop12h 10m
Mon 11/211:00 am -
1 stop10h 33m
Deal found 8/7![JetBlue logo]()
$414
Best flights from Puerto Rico to San FranciscoDiscover carefully curated flight deals from Puerto Rico to San Francisco 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 Puerto Rico to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 7, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:08 am -
2 stops34h 39m
Mon 9/2810:05 pm -
1 stop12h 35m
Deal found 8/2![Frontier logo]()
$413
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.
Thu 8/272:30 pm -
1 stop12h 21m
Mon 8/3110:40 pm -
1 stop11h 48m
Deal found 8/6![JetBlue logo]()
$414
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.
Tue 9/151:45 pm -
2 stops12h 35m
Sun 9/275:45 pm -
2 stops12h 25m
Deal found 8/6![Southwest logo]()
$452
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.
Sat 10/247:15 am -
1 stop11h 44m
Mon 12/77:21 pm -
2 stops13h 44m
Deal found 8/3![Delta logo]()
$510
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.
Thu 9/1012:15 am -
2 stops14h 08m
Wed 9/165:00 am -
2 stops15h 09m
Deal found 8/5![United Airlines logo]()
$520
This Sun Country Air 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:20 pm -
1 stop21h 16m
Sat 1/26:24 pm -
1 stop15h 43m
Deal found 8/7![Sun Country Air logo]()
$676
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.
Thu 9/174:23 pm -
1 stop9h 54m
Mon 9/2111:10 pm -
1 stop11h 46m
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 9/2511:35 am -
2 stops13h 20m
Mon 9/2811:05 pm -
2 stops14h 20m
Deal found 8/2![Southwest logo]()
$455
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.
Wed 10/282:20 pm -
1 stop12h 10m
Mon 11/211:00 am -
1 stop10h 33m
Deal found 8/6![JetBlue logo]()
$414
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 10/107:50 am -
2 stops13h 20m
Sat 10/176:20 am -
2 stops12h 10m
Deal found 8/6![Southwest logo]()
$506
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.
Tue 9/154:23 pm -
1 stop9h 54m
Wed 9/2311:10 pm -
1 stop11h 46m
Deal found 8/6![JetBlue logo]()
$476
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.
Fri 8/287:00 am -
2 stops16h 19m
Tue 9/16:20 am -
2 stops13h 09m
Deal found 8/6![Delta logo]()
$583
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.
Fri 9/181:25 pm -
2 stops14h 05m
Mon 9/2110:15 pm -
1 stop10h 42m
Deal found 8/2![United Airlines logo]()
$600
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.
Mon 12/214:19 pm -
1 stop11h 45m
Sat 1/27:30 am -
1 stop9h 40m
Deal found 8/6![Delta logo]()
$603
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 10/2712:09 am -
2 stops14h 41m
Tue 11/35:00 am -
2 stops14h 57m
Deal found 8/3![United Airlines logo]()
$620
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.
Thu 10/82:59 pm -
2 stops11h 57m
Mon 10/127:27 pm -
2 stops13h 38m
Deal found 8/4![Delta logo]()
$615
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.
Wed 9/2312:15 am -
2 stops17h 34m
Tue 9/295:00 am -
2 stops15h 09m
Deal found 8/5![United Airlines logo]()
$620
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.
Fri 8/281:00 am -
2 stops13h 25m
Tue 9/17:05 am -
1 stop10h 33m
Deal found 8/4![United Airlines logo]()
$693
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 8/289:55 am -
2 stops15h 42m
Tue 9/18:10 am -
2 stops31h 20m
Deal found 8/5![United Airlines logo]()
$3,236
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.
Thu 9/1711:51 am -
2 stops32h 06m
Mon 9/2111:59 pm -
2 stops15h 31m
Deal found 8/6![United Airlines logo]()
$5,476
Last-minute flights from Puerto Rico to San FranciscoDiscover last-minute flight deals from Puerto Rico to San Francisco. Data last updated August 7, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to San Francisco. Data last updated August 7, 2026 and is based on user searches.
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.
Thu 8/272:30 pm -
1 stop12h 21m
Mon 8/3110:40 pm -
1 stop11h 48m
Deal found 8/6![JetBlue logo]()
$414
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:00 pm -
1 stop9h 51m
Wed 9/910:05 pm -
1 stop15h 01m
Deal found 8/3![Multiple Airlines logo]()
$385
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop16h 38m
Mon 9/1410:05 pm -
1 stop12h 35m
Deal found 8/3![Frontier logo]()
$376
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/104:29 pm -
1 stop9h 48m
Wed 9/1610:05 pm -
1 stop15h 01m
Deal found 8/3![Multiple Airlines logo]()
$390
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.
Sat 9/123:39 pm -
2 stops22h 08m
Mon 9/1410:05 pm -
1 stop12h 35m
Deal found 8/5![Frontier logo]()
$372
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.
Mon 9/143:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/5![Frontier logo]()
$349
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.
Mon 9/143:08 am -
2 stops22h 20m
Fri 9/2510:05 pm -
1 stop15h 01m
Deal found 8/5![Frontier logo]()
$377
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.
Mon 9/143:08 am -
2 stops22h 20m
Sun 9/2710:05 pm -
1 stop14h 14m
Deal found 8/6![Frontier logo]()
$380
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/4![Frontier logo]()
$346
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
1 stop16h 38m
Wed 9/2310:05 pm -
1 stop15h 01m
Deal found 8/7![Frontier logo]()
$356
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.
Wed 9/163:08 am -
2 stops22h 20m
Tue 9/2210:05 pm -
1 stop14h 14m
Deal found 8/3![Frontier logo]()
$367
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 9/223:08 am -
2 stops22h 20m
Wed 9/3010:05 pm -
1 stop15h 01m
Deal found 8/6![Frontier logo]()
$365
One-way flights from Puerto Rico to San FranciscoSearch for one-way flight options from Puerto Rico to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 7, 2026.
Search for one-way flight options from Puerto Rico to San Francisco. 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.
Sat 9/123:39 pm -
2 stops22h 08m
Deal found 8/5![Frontier logo]()
$158
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.
Mon 9/143:08 am -
2 stops34h 39m
Deal found 8/5![Frontier logo]()
$159
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.
Wed 10/287:24 pm -
2 stops25h 26m
Deal found 8/6![Frontier logo]()
$170
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 10/206:00 am -
2 stops37h 57m
Deal found 8/5![Frontier logo]()
$171
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/163:08 am -
2 stops22h 20m
Deal found 8/3![Frontier logo]()
$175
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:30 am -
1 stop16h 38m
Deal found 8/2![Frontier logo]()
$178
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 10/13:08 am -
2 stops22h 20m
Deal found 8/5![Frontier logo]()
$185
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 8/257:30 am -
2 stops31h 04m
Deal found 8/5![Frontier logo]()
$194
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 8/197:30 am -
2 stops38h 33m
Deal found 8/5![Frontier logo]()
$197
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.
Tue 10/64:23 pm -
1 stop9h 56m
Deal found 8/6![JetBlue logo]()
$207
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 10/610:52 am -
2 stops26h 55m
Deal found 8/6![Frontier logo]()
$243
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.
Mon 10/512:15 am -
1 stop11h 59m
Deal found 8/6![United Airlines logo]()
$260
Find flight deals from Puerto Rico to San Francisco
Keep the following information in mind while searching for Puerto Rico to San Francisco flight deals. Data was last updated August 7, 2026.
Round-trip from | $346 (Kiwi.com) |
|---|---|
One-way from | $158 (Kiwi.com) |
Popular in | July |
Cheapest in | May |
Average price | $502 |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to San Francisco 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 Puerto Rico to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Thu 9/24
3:08 am-10:47 am
2 stops34h 39m
San Francisco
Mon 9/28
10:05 pm-1:40 pm
1 stop12h 35m
$413
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Thu 8/27
2:30 pm-11:51 pm
1 stop12h 21m
San Francisco
Mon 8/31
10:40 pm-1:28 pm
1 stop11h 48m
$414
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Thu 9/17
4:23 pm-11:17 pm
1 stop9h 54m
San Francisco
Mon 9/21
11:10 pm-1:56 pm
1 stop11h 46m
$414
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Wed 10/28
2:20 pm-11:30 pm
1 stop12h 10m
San Francisco
Mon 11/2
11:00 am-1:33 am
1 stop10h 33m
$414
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Tue 9/15
1:45 pm-11:20 pm
2 stops12h 35m
San Francisco
Sun 9/27
5:45 pm-9:10 am
2 stops12h 25m
$452
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Fri 9/25
11:35 am-9:55 pm
2 stops13h 20m
San Francisco
Mon 9/28
11:05 pm-4:25 pm
2 stops14h 20m
$455
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Tue 9/15
4:23 pm-11:17 pm
1 stop9h 54m
San Francisco
Wed 9/23
11:10 pm-1:56 pm
1 stop11h 46m
$476
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Sat 10/10
7:50 am-6:10 pm
2 stops13h 20m
San Francisco
Sat 10/17
6:20 am-9:30 pm
2 stops12h 10m
$506
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Sat 10/24
7:15 am-3:59 pm
1 stop11h 44m
San Francisco
Mon 12/7
7:21 pm-1:05 pm
2 stops13h 44m
$510
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Thu 9/10
12:15 am-11:23 am
2 stops14h 08m
San Francisco
Wed 9/16
5:00 am-11:09 pm
2 stops15h 09m
$520
Showing 1-10 of 34 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Puerto Rico with our price prediction graph.
SJU-SFO
BQN-SFO
VQS-SFO
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 Puerto Rico to San Francisco
PR0-SFO
SJU-SFO
BQN-SFO
VQS-SFO
What is the cheapest month to book a flight from Puerto Rico to San Francisco?
Currently, May is the cheapest month in which you can book a flight from Puerto Rico to San Francisco (average of $436). Flying from Puerto Rico to San Francisco in July is currently the most expensive (average of $590). 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 Puerto Rico to San Francisco?
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Puerto Rico to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated August 7, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Puerto Rico to San Francisco. 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.
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Food
7.2
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
San Bruno
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Milpitas
Turlock
San Lorenzo
Davis
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
San Francisco flight routes
Alternative routes for Puerto Rico to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to San Francisco by cabin class
Find flights from Puerto Rico to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and San Francisco flights
Browse other Puerto Rico and San Francisco flight options. Last updated on August 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 7, 2026.
Top 4 airlines flying from Puerto Rico to San Francisco
Discover the top 4 airlines that operate flights from Puerto Rico to San Francisco. 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$180 | Average$472 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$466 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$360 | Average$511 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$369 | Average$540 | FlexibilityNo cancel fee | On-time69% |