$172+ Cheap flights from Puerto Rico to San Francisco (SFO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — SFO
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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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
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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 September 23, 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 September 23, 2026.
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:51 pm -
2 stops23h 14m
Tue 10/277:14 pm -
2 stops26h 45m
Deal found 9/20![Frontier logo]()
$378
This Mytrip deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:59 pm -
2 stops24h 53m
Sun 11/86:02 am -
2 stops26h 34m
Deal found 9/22![Frontier logo]()
$393
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:04 am -
2 stops22h 21m
Mon 10/2610:39 am -
2 stops26h 37m
Deal found 9/20![Frontier logo]()
$396
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:51 pm -
2 stops23h 14m
Mon 10/262:17 pm -
2 stops22h 59m
Deal found 9/20![Frontier logo]()
$407
This Cheapflightsfares deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:33 am -
1 stop16h 35m
Wed 10/1410:14 pm -
1 stop14h 52m
Deal found 9/18![Frontier logo]()
$415
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:52 pm -
2 stops22h 25m
Mon 11/910:17 pm -
2 stops21h 21m
Deal found 9/18![Frontier logo]()
$416
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:01 am -
1 stop14h 33m
Tue 12/82:37 pm -
2 stops31h 36m
Deal found 9/18![Frontier logo]()
$418
This Mytrip deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:59 pm -
2 stops29h 08m
Thu 11/122:21 pm -
2 stops24h 00m
Deal found 9/22![Frontier logo]()
$421
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:51 pm -
2 stops26h 34m
Tue 10/203:11 pm -
2 stops21h 55m
Deal found 9/21![Frontier logo]()
$422
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:39 pm -
2 stops21h 26m
Mon 10/262:17 pm -
2 stops22h 59m
Deal found 9/19![Frontier logo]()
$434
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:17 am -
2 stops26h 20m
Thu 10/2912:20 pm -
2 stops19h 12m
Deal found 9/18![Frontier logo]()
$533
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:15 am -
1 stop11h 59m
Thu 10/295:00 am -
2 stops14h 57m
Deal found 9/18![United Airlines logo]()
$550
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 September 23, 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 September 23, 2026.
This JetBlue deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:40 pm -
1 stop10h 27m
Mon 10/2610:56 pm -
1 stop11h 50m
Deal found 9/19![JetBlue logo]()
$523
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:17 am -
2 stops26h 20m
Thu 10/2912:20 pm -
2 stops19h 12m
Deal found 9/18![Frontier logo]()
$533
This Southwest deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:30 am -
2 stops14h 25m
Mon 11/169:25 pm -
1 stop12h 05m
Deal found 9/20![Southwest logo]()
$540
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:59 pm -
1 stop11h 00m
Sat 10/245:04 pm -
2 stops15h 36m
Deal found 9/19![Delta logo]()
$550
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:15 am -
1 stop11h 59m
Thu 10/295:00 am -
2 stops14h 57m
Deal found 9/18![United Airlines logo]()
$550
This Southwest deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:35 am -
1 stop11h 10m
Mon 11/99:25 pm -
1 stop12h 05m
Deal found 9/18![Southwest logo]()
$540
This Delta deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:59 pm -
1 stop11h 00m
Thu 11/127:00 am -
1 stop12h 54m
Deal found 9/22![Delta logo]()
$550
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:09 am -
2 stops23h 01m
Tue 11/37:51 pm -
2 stops24h 06m
Deal found 9/18![United Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/192:10 pm -
1 stop15h 02m
Thu 11/265:53 pm -
2 stops16h 16m
Deal found 9/19![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:09 am -
2 stops19h 26m
Mon 11/27:51 pm -
2 stops24h 06m
Deal found 9/21![United Airlines logo]()
$608
This Southwest deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:35 am -
2 stops11h 40m
Sat 12/56:00 pm -
2 stops13h 50m
Deal found 9/21![Southwest logo]()
$616
This Delta deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:45 am -
2 stops13h 30m
Fri 10/309:25 pm -
1 stop13h 24m
Deal found 9/19![Delta logo]()
$603
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/95:50 pm -
1 stop11h 39m
Sat 11/147:15 am -
2 stops13h 21m
Deal found 9/18![United Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:50 pm -
2 stops17h 37m
Tue 1/59:40 pm -
1 stop11h 52m
Deal found 9/19![United Airlines logo]()
$650
Last-minute flights from Puerto Rico to San FranciscoDiscover last-minute flight deals from Puerto Rico to San Francisco. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to San Francisco. Data last updated September 23, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:33 am -
1 stop16h 35m
Wed 10/1410:14 pm -
1 stop14h 52m
Deal found 9/18![Frontier logo]()
$415
This Cheapflightsfares deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:33 am -
1 stop16h 15m
Sat 10/310:05 pm -
1 stop15h 01m
Deal found 9/20![Frontier logo]()
$455
This Cheapflightsfares deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:30 am -
1 stop16h 18m
Tue 10/610:05 pm -
1 stop14h 14m
Deal found 9/19![Frontier logo]()
$452
This Mytrip deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:51 pm -
2 stops26h 34m
Tue 10/203:11 pm -
2 stops21h 55m
Deal found 9/21![Frontier logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 am -
2 stops28h 58m
Fri 10/2310:14 pm -
1 stop14h 52m
Deal found 9/18![Frontier logo]()
$443
This Mytrip deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:51 pm -
2 stops26h 34m
Sun 10/1810:14 pm -
2 stops24h 55m
Deal found 9/22![Frontier logo]()
$454
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/193:04 am -
2 stops22h 21m
Mon 10/2610:39 am -
2 stops26h 37m
Deal found 9/20![Frontier logo]()
$396
This Mytrip deal was found by Cheapflights users on 9/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/194:39 pm -
2 stops21h 26m
Mon 10/262:17 pm -
2 stops22h 59m
Deal found 9/19![Frontier logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:15 am -
1 stop11h 59m
Thu 10/295:00 am -
2 stops14h 57m
Deal found 9/18![United Airlines logo]()
$550
This Mytrip deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:17 am -
2 stops26h 20m
Thu 10/2912:20 pm -
2 stops19h 12m
Deal found 9/18![Frontier logo]()
$533
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:51 pm -
2 stops23h 14m
Tue 10/277:14 pm -
2 stops26h 45m
Deal found 9/20![Frontier logo]()
$378
This Mytrip deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:51 pm -
2 stops23h 14m
Mon 10/262:17 pm -
2 stops22h 59m
Deal found 9/20![Frontier logo]()
$407
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 September 23, 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 September 23, 2026.
This Trip.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:15 am -
2 stops28h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:15 am -
2 stops28h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$180
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:15 am -
2 stops32h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:51 pm -
2 stops20h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/63:59 pm -
2 stops26h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$190
This Frontier deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:01 am -
1 stop14h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$196
This Cheapflightsfares deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:19 am -
1 stop15h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$203
This Frontier deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:01 am -
1 stop14h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Frontier logo]()
$205
This Super.com deal was found by Cheapflights users on 9/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:30 am -
1 stop16h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Frontier logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/303:47 am -
2 stops38h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Frontier logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/82:55 pm -
2 stops37h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 9/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/92:55 pm -
2 stops13h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Frontier logo]()
$291
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 September 23, 2026.
Round-trip from | $378 (Mytrip) |
|---|---|
One-way from | $172 (Trip.com) |
Popular in | July |
Cheapest in | February |
Average price | $460 |
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 7,457,451 searches. Data last updated September 23, 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
Sat 10/17
7:15 am-8:13 am
2 stops27h 58m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$226
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Fri 11/6
7:26 pm-6:19 pm
2 stops26h 53m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$226
Quickest round-trip
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Fri 12/11
3:30 pm-10:24 pm
1 stop10h 54m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$254
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Tue 10/20
5:50 am-2:35 pm
1 stop11h 45m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$270
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Thu 11/19
5:01 am-2:14 pm
1 stop13h 13m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$270
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Fri 11/6
2:15 pm-10:38 pm
1 stop12h 23m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$275
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Thu 10/15
6:20 am-4:10 pm
2 stops12h 50m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$275
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Fri 3/5
2:00 pm-11:50 pm
2 stops13h 50m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$275
San JuanSan Francisco
SJU San Juan Luis Munoz Marin Intl - SFO San Francisco
SJUSFO
San Juan Luis Munoz Marin Intl
Sat 12/12
5:40 am-5:15 pm
2 stops15h 35m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$275
AguadillaSan Francisco
BQN Aguadilla Borinquen - SFO San Francisco
BQNSFO
Aguadilla Borinquen
Sat 1/9
2:55 pm-12:35 am
2 stops13h 40m
San Francisco
Wed 12/31
12:00 am-4:00 am
Nonstop0h 00m
$291
Showing 1-10 of 31 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
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
What is the cheapest month to book a flight from Puerto Rico to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Puerto Rico to San Francisco (average of $442). Flying from Puerto Rico to San Francisco in July is currently the most expensive (average of $591). 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 76 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 September 23, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andJetBlue 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.
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Overall
7.8
Food
7.2
Comfort
7.8
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
Walnut Creek
Emeryville
Burlingame
Rancho Cordova
San Bruno
Roseville
Hayward
Cupertino
Newark
Fairfield
San Ramon
Redwood City
Manteca
Vallejo
San Carlos
Turlock
Davis
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Alternative routes for Puerto Rico to San Francisco
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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 September 23, 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 September 23, 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$180 | Average$490 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$292 | Average$555 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$360 | Average$540 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$379 | Average$597 | FlexibilityNo cancel fee | On-time69% |