$146+ Cheap flights from California 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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Apr 16 — Apr 231
Round-trip
1 adult, Economy
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Find cheap flights from California to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from California to Puerto RicoExplore the most affordable flight options available from California to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.
Explore the most affordable flight options available from California to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:59 pm
LAS
- SJU
1 stop20h 41m
Frontier
Mon 4/133:08 am
SJU
- LAS
1 stop22h 36m
Frontier
Deal found 3/12![Frontier logo]()
$240
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Fri 4/241:55 pm
SJU
- LAS
1 stop23h 50m
Frontier
Deal found 3/12![Frontier logo]()
$241
This Expedia deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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.
Fri 5/111:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Sat 5/21:59 am
SJU
- LAS
1 stop10h 36m
Frontier
Deal found 3/17![Frontier logo]()
$242
This Mytrip deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:54 pm
LAS
- SJU
1 stop23h 14m
Frontier
Tue 5/126:41 pm
SJU
- LAS
1 stop31h 04m
Frontier
Deal found 3/13![Frontier logo]()
$248
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:54 pm
LAS
- SJU
1 stop23h 07m
Frontier
Tue 4/2111:30 am
SJU
- LAS
1 stop26h 56m
Frontier
Deal found 3/15![Frontier logo]()
$262
This Expedia deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:20 pm
LAS
- SJU
1 stop22h 31m
Frontier
Fri 4/173:23 pm
SJU
- LAS
1 stop10h 05m
Frontier
Deal found 3/14![Frontier logo]()
$263
This CheapOair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Tue 4/213:08 am
SJU
- LAS
1 stop22h 33m
Frontier
Deal found 3/12![Frontier logo]()
$270
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:59 pm
LAS
- SJU
1 stop28h 57m
Frontier
Mon 4/69:10 pm
SJU
- LAS
1 stop28h 26m
Frontier
Deal found 3/15![Frontier logo]()
$279
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Thu 4/233:03 pm
SJU
- LAS
1 stop10h 25m
Frontier
Deal found 3/15![Frontier logo]()
$283
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:52 pm
LAS
- SJU
1 stop15h 39m
Multiple Airlines
Fri 5/86:09 pm
SJU
- LAS
1 stop20h 05m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$284
This Flightnetwork deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:59 pm
LAS
- SJU
1 stop20h 27m
Frontier
Sat 8/296:30 am
SJU
- LAS
1 stop18h 59m
Frontier
Deal found 3/15![Frontier logo]()
$285
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:59 pm
LAS
- SJU
1 stop23h 02m
Frontier
Mon 4/133:08 am
SJU
- LAS
1 stop22h 36m
Frontier
Deal found 3/12![Frontier logo]()
$288
Best flights from California to Puerto RicoDiscover carefully curated flight deals from California to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.
Discover carefully curated flight deals from California to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 17, 2026.
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:00 am
SMF
- SJU
1 stop10h 24m
Delta
Fri 5/87:05 am
SJU
- SMF
2 stops15h 52m
Delta
Deal found 3/16![Delta logo]()
$346
This Southwest deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:35 am
LAS
- SJU
2 stops14h 05m
Southwest
Sat 5/26:25 am
SJU
- LAS
1 stop15h 05m
Southwest
Deal found 3/14![Southwest logo]()
$347
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:14 pm
SAN
- SJU
2 stops15h 31m
United Airlines
Tue 5/57:20 am
SJU
- SAN
2 stops18h 19m
United Airlines
Deal found 3/13![United Airlines logo]()
$382
This Frontier deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/271:36 pm
LAS
- SJU
1 stop9h 27m
Frontier
Tue 3/313:22 pm
SJU
- LAS
1 stop10h 46m
Frontier
Deal found 3/12![Frontier logo]()
$421
This JetBlue deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:05 pm
SFO
- SJU
1 stop12h 24m
JetBlue
Thu 4/303:25 pm
SJU
- SFO
1 stop11h 31m
JetBlue
Deal found 3/13![JetBlue logo]()
$455
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:10 am
SJC
- SJU
2 stops13h 52m
American Airlines
Sat 5/910:01 am
SJU
- SJC
2 stops15h 58m
American Airlines
Deal found 3/12![American Airlines logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:00 am
SJC
- SJU
1 stop14h 02m
Alaska Airlines
Fri 5/111:59 pm
SJU
- SJC
1 stop13h 08m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$540
This Gotogate deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/137:05 pm
BUR
- SJU
2 stops20h 50m
Spirit Airlines
Thu 4/305:45 am
SJU
- BUR
2 stops29h 23m
Spirit Airlines
Deal found 3/14![Spirit Airlines logo]()
$545
This Southwest deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:35 pm
LAX
- SJU
2 stops10h 00m
Southwest
Wed 4/225:35 am
SJU
- LAX
2 stops12h 55m
Southwest
Deal found 3/15![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/277:12 pm
SAN
- SJU
2 stops14h 00m
Delta
Tue 5/512:55 pm
SJU
- SAN
2 stops13h 47m
Delta
Deal found 3/16![Delta logo]()
$366
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:59 pm
SMF
- SJU
1 stop10h 46m
United Airlines
Thu 5/77:40 am
SJU
- SMF
2 stops16h 02m
United Airlines
Deal found 3/14![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” 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 4/186:00 am
LAX
- SJU
1 stop14h 59m
Delta
Fri 4/245:34 pm
SJU
- LAX
1 stop10h 21m
Delta
Deal found 3/16![Delta logo]()
$370
This United Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:59 pm
SMF
- SJU
1 stop11h 45m
United Airlines
Wed 5/67:40 am
SJU
- SMF
2 stops16h 02m
United Airlines
Deal found 3/13![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:10 pm
SAN
- SJU
1 stop13h 45m
Southwest
Sun 5/105:00 am
SJU
- SAN
1 stop13h 15m
Southwest
Deal found 3/12![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:45 am
LAX
- SJU
1 stop8h 40m
Southwest
Sun 5/106:25 am
SJU
- LAX
1 stop13h 55m
Southwest
Deal found 3/12![Southwest logo]()
$407
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:44 pm
BUR
- SJU
2 stops16h 00m
United Airlines
Wed 4/291:00 am
SJU
- BUR
2 stops14h 01m
United Airlines
Deal found 3/12![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:00 pm
SAN
- SJU
1 stop15h 29m
Delta
Wed 5/202:35 pm
SJU
- SAN
1 stop10h 25m
Delta
Deal found 3/14![Delta logo]()
$415
This American Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/284:39 pm
SNA
- SJU
1 stop8h 46m
American Airlines
Wed 6/312:44 am
SJU
- SNA
1 stop10h 38m
American Airlines
Deal found 3/14![American Airlines logo]()
$522
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:30 am
LAS
- SJU
2 stops10h 25m
Southwest
Thu 6/45:30 am
SJU
- LAS
1 stop15h 20m
Southwest
Deal found 3/12![Southwest logo]()
$415
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 4/1311:00 pm
SJC
- SJU
1 stop11h 25m
Delta
Thu 4/166:15 am
SJU
- SJC
2 stops20h 27m
Delta
Deal found 3/17![Delta logo]()
$415
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:45 am
LAX
- SJU
1 stop10h 53m
United Airlines
Mon 4/203:56 pm
SJU
- LAX
1 stop11h 18m
United Airlines
Deal found 3/12![United Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:00 am
SJC
- SJU
1 stop14h 40m
Alaska Airlines
Mon 8/35:45 am
SJU
- SJC
1 stop10h 50m
Alaska Airlines
Deal found 3/13![Alaska Airlines logo]()
$602
This Southwest deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/17:55 pm
LAX
- SJU
2 stops10h 00m
Southwest
Sun 5/36:25 am
SJU
- LAX
1 stop13h 55m
Southwest
Deal found 3/14![Southwest logo]()
$419
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 5/187:11 pm
SAN
- SJU
2 stops15h 27m
Delta
Wed 6/32:35 pm
SJU
- SAN
2 stops12h 06m
Delta
Deal found 3/17![Delta logo]()
$425
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/278:37 pm
SAN
- SJU
2 stops12h 57m
United Airlines
Wed 4/291:00 am
SJU
- SAN
1 stop11h 53m
United Airlines
Deal found 3/12![United Airlines logo]()
$438
This Southwest deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:40 am
LAS
- SJU
2 stops10h 40m
Southwest
Sat 8/16:30 am
SJU
- LAS
1 stop8h 40m
Southwest
Deal found 3/16![Southwest logo]()
$425
This Delta deal was found by Cheapflights users on 3/17. Clicking the “Pick Dates” 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 7/2811:36 pm
LAS
- SJU
1 stop13h 54m
Delta
Thu 8/62:35 pm
SJU
- LAS
1 stop9h 52m
Delta
Deal found 3/17![Delta logo]()
$435
This United Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:05 am
ONT
- SJU
1 stop11h 33m
United Airlines
Wed 4/291:00 am
SJU
- ONT
2 stops14h 22m
United Airlines
Deal found 3/12![United Airlines logo]()
$464
This Southwest deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:00 am
SAN
- SJU
1 stop11h 25m
Southwest
Sun 5/179:45 pm
SJU
- SAN
1 stop14h 10m
Southwest
Deal found 3/12![Southwest logo]()
$434
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/286:00 pm
SJC
- SJU
2 stops14h 45m
Delta
Mon 5/46:15 am
SJU
- SJC
2 stops15h 52m
Delta
Deal found 3/12![Delta logo]()
$464
Last-minute flights from California to Puerto RicoDiscover last-minute flight deals from California to Puerto Rico. Data last updated March 17, 2026 and is based on user searches.
Discover last-minute flight deals from California to Puerto Rico. Data last updated March 17, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/3111:59 pm
LAS
- SJU
1 stop28h 57m
Frontier
Mon 4/69:10 pm
SJU
- LAS
1 stop28h 26m
Frontier
Deal found 3/15![Frontier logo]()
$279
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:59 pm
LAS
- SJU
1 stop23h 02m
Frontier
Mon 4/133:08 am
SJU
- LAS
1 stop22h 36m
Frontier
Deal found 3/12![Frontier logo]()
$288
This CheapOair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/710:51 pm
LAX
- SJU
1 stop24h 10m
Frontier
Thu 4/163:19 pm
SJU
- LAX
1 stop30h 47m
Frontier
Deal found 3/12![Frontier logo]()
$294
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/911:59 pm
LAS
- SJU
1 stop20h 41m
Frontier
Mon 4/133:08 am
SJU
- LAS
1 stop22h 36m
Frontier
Deal found 3/12![Frontier logo]()
$240
This Expedia deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1011:20 pm
LAS
- SJU
1 stop22h 31m
Frontier
Fri 4/173:23 pm
SJU
- LAS
1 stop10h 05m
Frontier
Deal found 3/14![Frontier logo]()
$263
This Priceline deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/131:01 am
LAS
- SJU
2 stops14h 54m
Multiple Airlines
Tue 4/2111:30 am
SJU
- LAS
1 stop26h 56m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$292
This Expedia deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:54 pm
LAS
- SJU
1 stop23h 07m
Frontier
Tue 4/2111:30 am
SJU
- LAS
1 stop26h 56m
Frontier
Deal found 3/15![Frontier logo]()
$262
This CheapOair deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Tue 4/213:08 am
SJU
- LAS
1 stop22h 33m
Frontier
Deal found 3/12![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Thu 4/233:03 pm
SJU
- LAS
1 stop10h 25m
Frontier
Deal found 3/15![Frontier logo]()
$283
This Expedia deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:29 pm
LAS
- SJU
1 stop21h 00m
Frontier
Fri 4/241:55 pm
SJU
- LAS
1 stop23h 50m
Frontier
Deal found 3/12![Frontier logo]()
$241
This Priceline deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1611:58 pm
LAS
- SJU
2 stops16h 24m
Multiple Airlines
Fri 4/247:17 pm
SJU
- LAS
1 stop18h 28m
Multiple Airlines
Deal found 3/14![Multiple Airlines logo]()
$297
This CheapOair deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:52 pm
LAS
- SJU
1 stop15h 39m
Multiple Airlines
Fri 5/86:09 pm
SJU
- LAS
1 stop20h 05m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$284
One-way flights from California to Puerto RicoSearch for one-way flight options from California to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 17, 2026.
Search for one-way flight options from California to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 17, 2026.
This Southwest deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/189:00 am
SAN
- SJU
1 stop11h 25m
Southwest
Deal found 3/14![Southwest logo]()
$146
This United Airlines deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/187:00 am
SMF
- SJU
2 stops13h 50m
United Airlines
Deal found 3/14![United Airlines logo]()
$148
This Trip.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:52 pm
LAS
- SJU
2 stops16h 15m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$154
This Booking.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:52 pm
LAS
- SJU
1 stop15h 39m
Spirit Airlines
Deal found 3/16![Spirit Airlines logo]()
$157
This Expedia deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1011:59 pm
LAS
- SJU
1 stop16h 11m
Frontier
Deal found 3/14![Frontier logo]()
$158
This Cheapflightsfares deal was found by Cheapflights users on 3/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/711:30 pm
LAX
- SJU
1 stop16h 25m
Spirit Airlines
Deal found 3/14![Spirit Airlines logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:39 pm
LAS
- SJU
1 stop15h 20m
Frontier
Deal found 3/15![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:00 am
SAN
- SJU
2 stops31h 07m
Frontier
Deal found 3/16![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 3/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:45 am
LAS
- SJU
2 stops14h 14m
Frontier
Deal found 3/16![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 3/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1810:52 pm
LAS
- SJU
2 stops34h 41m
Multiple Airlines
Deal found 3/15![Multiple Airlines logo]()
$167
This American Airlines deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:29 pm
ONT
- SJU
1 stop9h 34m
American Airlines
Deal found 3/12![American Airlines logo]()
$167
This Frontier deal was found by Cheapflights users on 3/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2211:59 pm
LAS
- SJU
1 stop10h 45m
Frontier
Deal found 3/13![Frontier logo]()
$168
Find flight deals from California to Puerto Rico
Keep the following information in mind while searching for California to Puerto Rico flight deals. Data was last updated March 17, 2026.
Round-trip from | $240 (Expedia) |
|---|---|
One-way from | $146 (Southwest) |
Popular in | December |
Cheapest in | October |
Average price | $495 |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Puerto Rico that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
Use the filters below to find and compare flights from California to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SacramentoSan Juan
SMF - SJU
SMFSJU
Sacramento Intl
Sat 5/2
7:00 am-8:24 pm
1 stop10h 24m
San Juan Luis Munoz Marin Intl
Fri 5/8
7:05 am-7:57 pm
2 stops15h 52m
$346
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Tue 4/21
6:35 am-11:40 pm
2 stops14h 05m
San Juan Luis Munoz Marin Intl
Sat 5/2
6:25 am-6:30 pm
1 stop15h 05m
$347
Los AngelesSan Juan
LAX - SJU
LAXSJU
Los Angeles Los Angeles
Mon 4/13
9:35 pm-10:35 am
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Wed 4/22
5:35 am-3:30 pm
2 stops12h 55m
$350
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Mon 4/27
7:12 pm-12:12 pm
2 stops14h 00m
San Juan Luis Munoz Marin Intl
Tue 5/5
12:55 pm-11:42 pm
2 stops13h 47m
$366
Los AngelesSan Juan
LAX - SJU
LAXSJU
Los Angeles Los Angeles
Sat 4/18
6:00 am-11:59 pm
1 stop14h 59m
San Juan Luis Munoz Marin Intl
Fri 4/24
5:34 pm-12:55 am
1 stop10h 21m
$370
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Mon 4/27
7:14 pm-1:45 pm
2 stops15h 31m
San Juan Luis Munoz Marin Intl
Tue 5/5
7:20 am-10:39 pm
2 stops18h 19m
$382
SacramentoSan Juan
SMF - SJU
SMFSJU
Sacramento Intl
Mon 5/4
11:59 pm-1:45 pm
1 stop10h 46m
San Juan Luis Munoz Marin Intl
Thu 5/7
7:40 am-8:42 pm
2 stops16h 02m
$386
SacramentoSan Juan
SMF - SJU
SMFSJU
Sacramento Intl
Sun 5/3
11:59 pm-2:44 pm
1 stop11h 45m
San Juan Luis Munoz Marin Intl
Wed 5/6
7:40 am-8:42 pm
2 stops16h 02m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 5/6
10:10 pm-2:55 pm
1 stop13h 45m
San Juan Luis Munoz Marin Intl
Sun 5/10
5:00 am-3:15 pm
1 stop13h 15m
$404
Los AngelesSan Juan
LAX - SJU
LAXSJU
Los Angeles Los Angeles
Thu 5/7
11:45 am-11:25 pm
1 stop8h 40m
San Juan Luis Munoz Marin Intl
Sun 5/10
6:25 am-5:20 pm
1 stop13h 55m
$407
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from California with our price prediction graph.
LAS-SJU
LAX-SJU
SMF-SJU
SNA-SJU
SJC-SJU
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 California to Puerto Rico
USCA-PR0
LAS-SJU
LAX-SJU
SMF-SJU
SNA-SJU
What is the cheapest month to book a flight from California to Puerto Rico?
Currently, April is the cheapest month in which you can book a flight from California to Puerto Rico (average of $141). Flying from California to Puerto Rico in February is currently the most expensive (average of $295). 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.
Weekly flight availability from California to Puerto Rico
Explore weekly flight availability from California to Puerto Rico. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 17, 2026.
The most flights from USCA to PR0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
Related info for your journey
Find useful and relevant information for your journey from California to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Return Flight Options
Top destinations
Alternative routes for California 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 California to Puerto Rico by cabin class
Find flights from California to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and Puerto Rico flights
Browse other California and Puerto Rico flight options. Last updated on March 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Puerto Rico
Find the right flight back to California after your stay in Puerto Rico
California to Puerto Rico flights
Consider these flights traveling from California to Puerto Rico.
Top 9 airlines flying from California to Puerto Rico
Discover the top 9 airlines that operate flights from California to Puerto Rico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$73 | Average$435 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$150 | Average$479 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$182 | Average$521 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$190 | Average$397 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$214 | Average$505 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$222 | Average$834 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$291 | Average$588 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$313 | Average$570 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$372 | Average$570 | FlexibilityNo cancel fee | On-time63% |