$121+ Cheap flights from California to San Juan
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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Aug 23 — Aug 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to San Juan 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 California to San Juan
Cheapest
Best
Last-minute
One-way
Cheapest flights from California to San JuanExplore the most affordable flight options available from California to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from California to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:40 pm
BUR
- SJU
2 stops20h 31m
American Airlines
Thu 8/273:47 pm
SJU
- BUR
2 stops20h 20m
American Airlines
Deal found 7/19![American Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:40 pm
BUR
- SJU
2 stops22h 53m
American Airlines
Wed 8/263:44 pm
SJU
- BUR
2 stops20h 23m
American Airlines
Deal found 7/21![American Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 8/89:15 am
LAS
- SJU
1 stop14h 00m
Frontier
Tue 8/118:37 pm
SJU
- LAS
1 stop18h 27m
Frontier
Deal found 7/22![Frontier logo]()
$287
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:39 pm
BUR
- SJU
2 stops17h 53m
American Airlines
Fri 9/252:58 pm
SJU
- BUR
2 stops21h 33m
American Airlines
Deal found 7/21![American Airlines logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 9/1510:12 pm
LAS
- SJU
1 stop12h 04m
Frontier
Mon 9/216:42 pm
SJU
- LAS
1 stop17h 44m
Frontier
Deal found 7/22![Frontier logo]()
$316
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:40 pm
BUR
- SJU
2 stops14h 03m
American Airlines
Tue 8/253:47 pm
SJU
- BUR
2 stops20h 20m
American Airlines
Deal found 7/21![American Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 10/1010:12 pm
LAS
- SJU
1 stop12h 04m
Frontier
Tue 10/209:49 pm
SJU
- LAS
1 stop14h 37m
Frontier
Deal found 7/22![Frontier logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 11/310:15 pm
LAS
- SJU
1 stop16h 22m
Frontier
Fri 11/137:42 pm
SJU
- LAS
1 stop17h 44m
Frontier
Deal found 7/23![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 10/1010:12 pm
LAS
- SJU
1 stop12h 04m
Frontier
Wed 10/219:49 pm
SJU
- LAS
1 stop14h 37m
Frontier
Deal found 7/22![Frontier logo]()
$322
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:35 pm
BUR
- SJU
2 stops17h 09m
United Airlines
Fri 9/111:00 am
SJU
- BUR
2 stops13h 37m
United Airlines
Deal found 7/20![United Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/177:05 am
LAS
- SJU
2 stops38h 38m
Frontier
Mon 8/248:57 pm
SJU
- LAS
1 stop17h 51m
Frontier
Deal found 7/22![Frontier logo]()
$331
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 10/268:11 pm
BUR
- SJU
2 stops15h 29m
United Airlines
Thu 10/291:21 pm
SJU
- BUR
1 stop10h 33m
United Airlines
Deal found 7/23![United Airlines logo]()
$332
Best flights from California to San JuanDiscover carefully curated flight deals from California to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from California to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 10/268:11 pm
BUR
- SJU
2 stops15h 29m
United Airlines
Thu 10/291:21 pm
SJU
- BUR
1 stop10h 33m
United Airlines
Deal found 7/23![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 7/22. 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.
Tue 10/203:56 pm
LAS
- SJU
2 stops17h 00m
Delta
Wed 10/281:06 pm
SJU
- LAS
1 stop13h 49m
Delta
Deal found 7/22![Delta logo]()
$344
This Southwest deal was found by Cheapflights users on 7/21. 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 10/2212:30 pm
SAN
- SJU
1 stop8h 50m
Southwest
Sun 10/255:00 am
SJU
- SAN
1 stop9h 10m
Southwest
Deal found 7/21![Southwest logo]()
$406
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:19 pm
FAT
- SJU
2 stops16h 12m
American Airlines
Wed 10/2112:13 pm
SJU
- FAT
2 stops12h 56m
American Airlines
Deal found 7/19![American Airlines logo]()
$441
This JetBlue deal was found by Cheapflights users on 7/19. 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.
Sat 9/199:30 pm
SAN
- SJU
1 stop13h 04m
JetBlue
Wed 9/2310:30 am
SJU
- SAN
1 stop12h 31m
JetBlue
Deal found 7/19![JetBlue logo]()
$465
This Alaska Airlines deal was found by Cheapflights users on 7/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/176:00 am
SJC
- SJU
1 stop12h 22m
Alaska Airlines
Sat 1/237:00 am
SJU
- SJC
1 stop18h 29m
Alaska Airlines
Deal found 7/20![Alaska Airlines logo]()
$551
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/911:57 pm
LAS
- SJU
1 stop9h 57m
United Airlines
Sat 9/121:00 am
SJU
- LAS
2 stops12h 49m
United Airlines
Deal found 7/20![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/217:05 am
LAS
- SJU
1 stop13h 44m
Delta
Mon 9/281:16 pm
SJU
- LAS
1 stop12h 07m
Delta
Deal found 7/20![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am
LAS
- SJU
1 stop12h 59m
Delta
Sun 11/12:06 pm
SJU
- LAS
1 stop13h 49m
Delta
Deal found 7/21![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 11/46:00 am
LAS
- SJU
1 stop11h 00m
United Airlines
Wed 11/112:21 pm
SJU
- LAS
1 stop10h 14m
United Airlines
Deal found 7/23![United Airlines logo]()
$344
This Southwest deal was found by Cheapflights users on 7/21. 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.
Mon 9/2110:40 pm
SAN
- SJU
2 stops10h 40m
Southwest
Mon 9/285:30 am
SJU
- SAN
1 stop13h 45m
Southwest
Deal found 7/21![Southwest logo]()
$406
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:35 pm
BUR
- SJU
2 stops15h 19m
United Airlines
Fri 9/252:00 pm
SJU
- BUR
1 stop9h 52m
United Airlines
Deal found 7/22![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/148:20 pm
SJC
- SJU
2 stops11h 40m
Southwest
Fri 9/185:30 am
SJU
- SJC
1 stop10h 30m
Southwest
Deal found 7/23![Southwest logo]()
$406
This JetBlue deal was found by Cheapflights users on 7/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:44 pm
SFO
- SJU
1 stop13h 27m
JetBlue
Fri 8/281:48 pm
SJU
- SFO
1 stop13h 03m
JetBlue
Deal found 7/21![JetBlue logo]()
$471
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/810:38 pm
LAS
- SJU
1 stop10h 19m
United Airlines
Tue 9/157:00 am
SJU
- LAS
2 stops13h 02m
United Airlines
Deal found 7/21![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 7/20. 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.
Mon 9/148:25 pm
OAK
- SJU
2 stops11h 35m
Southwest
Wed 9/3010:30 am
SJU
- OAK
2 stops12h 30m
Southwest
Deal found 7/20![Southwest logo]()
$421
This Delta deal was found by Cheapflights users on 7/19. 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.
Mon 1/185:15 pm
SMF
- SJU
2 stops17h 00m
Delta
Sat 1/307:00 am
SJU
- SMF
2 stops17h 23m
Delta
Deal found 7/19![Delta logo]()
$426
This United Airlines deal was found by Cheapflights users on 7/19. 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.
Tue 9/151:50 pm
BUR
- SJU
3 stops19h 07m
United Airlines
Mon 9/211:00 am
SJU
- BUR
2 stops13h 37m
United Airlines
Deal found 7/19![United Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/2912:53 pm
FAT
- SJU
2 stops17h 50m
American Airlines
Sun 9/63:44 pm
SJU
- FAT
1 stop10h 35m
American Airlines
Deal found 7/24![American Airlines logo]()
$549
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:15 am
LAS
- SJU
2 stops10h 20m
Southwest
Mon 11/165:50 pm
SJU
- LAS
1 stop9h 00m
Southwest
Deal found 7/19![Southwest logo]()
$421
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
LAS
- SJU
2 stops11h 38m
United Airlines
Fri 8/282:20 pm
SJU
- LAS
1 stop10h 30m
United Airlines
Deal found 7/20![United Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 7/21. 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.
Sat 10/36:05 am
LAS
- SJU
1 stop12h 25m
Southwest
Fri 10/910:50 pm
SJU
- LAS
2 stops18h 15m
Southwest
Deal found 7/21![Southwest logo]()
$421
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:55 pm
SAN
- SJU
2 stops17h 01m
Delta
Tue 10/277:00 am
SJU
- SAN
2 stops16h 17m
Delta
Deal found 7/20![Delta logo]()
$472
This JetBlue deal was found by Cheapflights users on 7/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1011:05 pm
ONT
- SJU
1 stop11h 44m
JetBlue
Sat 10/171:00 pm
SJU
- ONT
1 stop12h 09m
JetBlue
Deal found 7/20![JetBlue logo]()
$572
This Alaska Airlines deal was found by Cheapflights users on 7/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am
SJC
- SJU
1 stop14h 16m
Alaska Airlines
Mon 11/236:28 am
SJU
- SJC
1 stop19h 47m
Alaska Airlines
Deal found 7/19![Alaska Airlines logo]()
$636
This United Airlines deal was found by Cheapflights users on 7/21. 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 11/106:00 am
LAS
- SJU
2 stops12h 22m
United Airlines
Sat 11/147:40 am
SJU
- LAS
1 stop9h 51m
United Airlines
Deal found 7/21![United Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:55 pm
LAX
- SJU
2 stops10h 45m
Southwest
Sun 10/43:05 pm
SJU
- LAX
2 stops11h 50m
Southwest
Deal found 7/23![Southwest logo]()
$429
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 10/28:15 pm
BUR
- SJU
2 stops13h 19m
United Airlines
Mon 10/57:00 am
SJU
- BUR
2 stops13h 33m
United Airlines
Deal found 7/23![United Airlines logo]()
$362
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:11 pm
SJC
- SJU
2 stops13h 52m
Delta
Wed 9/307:00 am
SJU
- SJC
2 stops16h 10m
Delta
Deal found 7/20![Delta logo]()
$487
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:30 am
LAX
- SJU
2 stops11h 30m
Southwest
Tue 8/2511:50 am
SJU
- LAX
2 stops11h 00m
Southwest
Deal found 7/19![Southwest logo]()
$429
Last-minute flights from California to San JuanDiscover last-minute flight deals from California to San Juan. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from California to San Juan. Data last updated July 24, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 8/89:15 am
LAS
- SJU
1 stop14h 00m
Frontier
Tue 8/118:37 pm
SJU
- LAS
1 stop18h 27m
Frontier
Deal found 7/22![Frontier logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:42 pm
LAS
- SJU
1 stop31h 15m
Frontier
Tue 8/186:35 am
SJU
- LAS
2 stops17h 37m
Frontier
Deal found 7/21![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
LAS
- SJU
2 stops15h 23m
Frontier
Fri 8/143:10 am
SJU
- LAS
1 stop11h 54m
Frontier
Deal found 7/21![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:10 am
LAS
- SJU
2 stops13h 05m
Frontier
Fri 8/213:10 am
SJU
- LAS
1 stop11h 38m
Frontier
Deal found 7/19![Frontier logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 8/177:05 am
LAS
- SJU
2 stops38h 38m
Frontier
Mon 8/248:57 pm
SJU
- LAS
1 stop17h 51m
Frontier
Deal found 7/22![Frontier logo]()
$331
This American Airlines deal was found by Cheapflights users on 7/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:40 pm
BUR
- SJU
2 stops20h 31m
American Airlines
Thu 8/273:47 pm
SJU
- BUR
2 stops20h 20m
American Airlines
Deal found 7/19![American Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 7/22. 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.
Tue 8/187:00 am
LAS
- SJU
1 stop13h 52m
Delta
Tue 9/12:59 pm
SJU
- LAS
1 stop11h 11m
Delta
Deal found 7/22![Delta logo]()
$344
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
LAS
- SJU
2 stops11h 38m
United Airlines
Fri 8/282:20 pm
SJU
- LAS
1 stop10h 30m
United Airlines
Deal found 7/20![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:40 pm
BUR
- SJU
2 stops22h 53m
American Airlines
Wed 8/263:44 pm
SJU
- BUR
2 stops20h 23m
American Airlines
Deal found 7/21![American Airlines logo]()
$247
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/194:40 pm
BUR
- SJU
2 stops14h 03m
American Airlines
Tue 8/253:47 pm
SJU
- BUR
2 stops20h 20m
American Airlines
Deal found 7/21![American Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:30 am
LAS
- SJU
1 stop19h 50m
Frontier
Mon 8/318:57 pm
SJU
- LAS
2 stops27h 15m
Frontier
Deal found 7/21![Frontier logo]()
$354
This Southwest deal was found by Cheapflights users on 7/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:05 am
LAS
- SJU
1 stop9h 00m
Southwest
Thu 8/275:00 am
SJU
- LAS
1 stop9h 05m
Southwest
Deal found 7/19![Southwest logo]()
$339
One-way flights from California to San JuanSearch for one-way flight options from California to San Juan. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from California to San Juan. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:10 pm
BUR
- SJU
3 stops17h 44m
United Airlines
Deal found 7/22![United Airlines logo]()
$121
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:27 pm
BUR
- SJU
2 stops18h 17m
American Airlines
Deal found 7/22![American Airlines logo]()
$122
This deal was found by Cheapflights users on 7/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:15 pm
LAS
- SJU
1 stop12h 01m
Frontier
Deal found 7/22![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 8/299:41 pm
LAS
- SJU
1 stop10h 25m
Frontier
Deal found 7/22![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/129:42 pm
LAS
- SJU
1 stop10h 01m
Frontier
Deal found 7/22![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/119:42 pm
LAS
- SJU
1 stop31h 15m
Frontier
Deal found 7/22![Frontier logo]()
$130
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/269:41 pm
LAS
- SJU
1 stop10h 25m
Frontier
Deal found 7/23![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/1811:20 am
SFO
- SJU
2 stops20h 46m
Frontier
Deal found 7/22![Frontier logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
LAS
- SJU
2 stops22h 11m
Frontier
Deal found 7/19![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 8/89:15 am
LAS
- SJU
1 stop14h 00m
Frontier
Deal found 7/22![Frontier logo]()
$159
This Southwest deal was found by Cheapflights users on 7/21. 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.
Tue 11/107:55 pm
BUR
- SJU
2 stops11h 50m
Southwest
Deal found 7/21![Southwest logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 9/3010:12 pm
LAS
- SJU
1 stop24h 38m
Frontier
Deal found 7/22![Frontier logo]()
$163
Find flight deals from California to San Juan
Keep the following information in mind while searching for California to San Juan flight deals. Data was last updated July 24, 2026.
Round-trip from | $242 (American Airlines) |
|---|---|
One-way from | $121 (United Airlines) |
Popular in | June |
Cheapest in | October |
Average price | $551 |
Cheapflights Fare Finder
Customize your flight search to find flights from California to San Juan 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 July 24, 2026.
Use the filters below to find and compare flights from California to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BurbankSan Juan
BUR - SJU
BURSJU
Burbank Bob Hope
Mon 10/26
8:11 pm-2:40 pm
2 stops15h 29m
San Juan Luis Munoz Marin Intl
Thu 10/29
1:21 pm-8:54 pm
1 stop10h 33m
$332
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Tue 10/20
3:56 pm-11:56 am
2 stops17h 00m
San Juan Luis Munoz Marin Intl
Wed 10/28
1:06 pm-11:55 pm
1 stop13h 49m
$344
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Wed 9/9
11:57 pm-12:54 pm
1 stop9h 57m
San Juan Luis Munoz Marin Intl
Sat 9/12
1:00 am-10:49 am
2 stops12h 49m
$344
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Mon 9/21
7:05 am-11:49 pm
1 stop13h 44m
San Juan Luis Munoz Marin Intl
Mon 9/28
1:16 pm-10:23 pm
1 stop12h 07m
$344
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Wed 10/28
6:00 am-9:59 pm
1 stop12h 59m
San Juan Luis Munoz Marin Intl
Sun 11/1
2:06 pm-11:55 pm
1 stop13h 49m
$344
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Wed 11/4
6:00 am-9:00 pm
1 stop11h 00m
San Juan Luis Munoz Marin Intl
Wed 11/11
2:21 pm-8:35 pm
1 stop10h 14m
$344
BurbankSan Juan
BUR - SJU
BURSJU
Burbank Bob Hope
Sun 9/20
6:35 pm-12:54 pm
2 stops15h 19m
San Juan Luis Munoz Marin Intl
Fri 9/25
2:00 pm-8:52 pm
1 stop9h 52m
$349
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Tue 9/8
10:38 pm-11:57 am
1 stop10h 19m
San Juan Luis Munoz Marin Intl
Tue 9/15
7:00 am-5:02 pm
2 stops13h 02m
$357
BurbankSan Juan
BUR - SJU
BURSJU
Burbank Bob Hope
Tue 9/15
1:50 pm-11:57 am
3 stops19h 07m
San Juan Luis Munoz Marin Intl
Mon 9/21
1:00 am-11:37 am
2 stops13h 37m
$358
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Tue 8/18
6:00 am-8:38 pm
2 stops11h 38m
San Juan Luis Munoz Marin Intl
Fri 8/28
2:20 pm-9:50 pm
1 stop10h 30m
$360
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from California with our price prediction graph.
BUR-SJU
LAS-SJU
SFO-SJU
OAK-SJU
ONT-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 San Juan
USCA-PR1
BUR-SJU
LAS-SJU
SFO-SJU
OAK-SJU
What is the cheapest month to book a flight from California to San Juan?
Currently, October is the cheapest month in which you can book a flight from California to San Juan (average of $433). Flying from California to San Juan in December is currently the most expensive (average of $625). 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 much does it cost to fly round-trip from California to San Juan?
Airfare is below average for this route at the moment.
California to San Juan flights typically cost between $428 and $614 in August.The cheapest round-trip price found within the last 5 days was $412 on Frontier (Aug 9-Aug 14).
How far ahead should I book a flight from California to San Juan?
The price you pay for your flight from California to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Related info for your journey
Find useful and relevant information for your journey from California to San Juan. 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
Top destinations
Alternative routes for California to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to San Juan by cabin class
Find flights from California to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and San Juan flights
Browse other California and San Juan flight options. Last updated on July 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
California to San Juan flights
Consider these flights traveling from California to San Juan.
Top 8 airlines flying from California to San Juan
Discover the top 8 airlines that operate flights from California to San Juan. 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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$444 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$455 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$222 | Average$748 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$237 | Average$552 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$263 | Average$495 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$295 | Average$616 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$351 | Average$718 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$365 | Average$602 | FlexibilityNo cancel fee | On-time63% |