$187+ 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 7/26. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Jun 25 — Jul 21
Round-trip
1 adult, Economy
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Find cheap flights from California to San Juan with Cheapflights
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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 May 26, 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 May 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2611:03 pm
LAX
- SJU
1 stop11h 13m
Frontier
Wed 9/26:00 am
SJU
- LAX
1 stop15h 27m
Frontier
Deal found 5/24![Frontier logo]()
$370
This Frontier deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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.
Tue 9/18:17 pm
LAS
- SJU
1 stop13h 59m
Frontier
Wed 9/25:01 pm
SJU
- LAS
1 stop10h 53m
Frontier
Deal found 5/25![Frontier logo]()
$371
This Delta deal was found by Cheapflights users on 5/21. 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.
Thu 9/2410:59 pm
ONT
- SJU
1 stop9h 49m
Delta
Sun 9/2712:58 pm
SJU
- ONT
2 stops13h 46m
Delta
Deal found 5/21![Delta logo]()
$374
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:50 am
LAS
- SJU
1 stop9h 33m
Delta
Sat 9/127:00 am
SJU
- LAS
1 stop10h 53m
Delta
Deal found 5/26![Delta logo]()
$376
This Priceline deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:03 pm
LAX
- SJU
1 stop23h 51m
Frontier
Tue 9/84:05 pm
SJU
- LAX
1 stop29h 43m
Frontier
Deal found 5/25![Frontier logo]()
$376
This American Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 12/710:49 pm
LAS
- SJU
1 stop10h 16m
American Airlines
Sat 12/128:18 am
SJU
- LAS
1 stop15h 51m
American Airlines
Deal found 5/25![American Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/2511:03 pm
LAX
- SJU
1 stop11h 13m
Frontier
Wed 9/26:00 am
SJU
- LAX
1 stop15h 27m
Frontier
Deal found 5/25![Frontier logo]()
$378
This American Airlines deal was found by Cheapflights users on 5/22. 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.
Wed 8/1912:59 pm
ONT
- SJU
2 stops17h 44m
American Airlines
Wed 8/267:05 am
SJU
- ONT
1 stop17h 06m
American Airlines
Deal found 5/22![American Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Wed 8/266:00 am
LAS
- SJU
2 stops12h 55m
American Airlines
Mon 8/314:53 pm
SJU
- LAS
1 stop9h 00m
American Airlines
Deal found 5/24![American Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 5/21. 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.
Fri 9/255:00 am
LAX
- SJU
1 stop9h 38m
United Airlines
Wed 9/302:00 pm
SJU
- LAX
1 stop10h 07m
United Airlines
Deal found 5/21![United Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/1211:59 pm
LAX
- SJU
1 stop27h 45m
Frontier
Wed 8/196:00 am
SJU
- LAX
1 stop15h 27m
Frontier
Deal found 5/25![Frontier logo]()
$383
This American Airlines deal was found by Cheapflights users on 5/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:00 am
LAX
- SJU
2 stops11h 59m
American Airlines
Wed 9/166:30 am
SJU
- LAX
1 stop15h 29m
American Airlines
Deal found 5/23![American Airlines logo]()
$385
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 May 26, 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 May 26, 2026.
This Delta deal was found by Cheapflights users on 5/21. 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.
Fri 9/255:05 pm
ONT
- SJU
2 stops15h 43m
Delta
Tue 9/292:26 pm
SJU
- ONT
1 stop10h 30m
Delta
Deal found 5/21![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/42:15 pm
LAS
- SJU
2 stops12h 14m
United Airlines
Sun 8/92:05 am
SJU
- LAS
1 stop9h 30m
United Airlines
Deal found 5/25![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 5/23. 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.
Thu 8/66:15 am
LAS
- SJU
1 stop10h 50m
Southwest
Wed 8/1210:30 am
SJU
- LAS
2 stops12h 30m
Southwest
Deal found 5/23![Southwest logo]()
$413
This JetBlue deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/178:50 am
LAX
- SJU
1 stop8h 51m
JetBlue
Mon 8/245:35 am
SJU
- LAX
1 stop8h 57m
JetBlue
Deal found 5/25![JetBlue logo]()
$423
This American Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 10/16:58 pm
FAT
- SJU
2 stops15h 34m
American Airlines
Tue 10/66:00 am
SJU
- FAT
1 stop20h 22m
American Airlines
Deal found 5/25![American Airlines logo]()
$485
This CheapOair deal was found by Cheapflights users on 5/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:32 pm
SNA
- SJU
1 stop10h 30m
Frontier
Fri 7/246:32 am
SJU
- SNA
1 stop11h 15m
Frontier
Deal found 5/23![Frontier logo]()
$486
This Alaska Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/308:45 am
SNA
- SJU
1 stop11h 30m
Alaska Airlines
Tue 9/112:55 am
SJU
- SNA
1 stop12h 35m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$662
This Delta deal was found by Cheapflights users on 5/22. 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.
Fri 9/47:30 pm
LAS
- SJU
2 stops13h 26m
Delta
Wed 9/97:00 am
SJU
- LAS
1 stop15h 37m
Delta
Deal found 5/22![Delta logo]()
$376
This United Airlines deal was found by Cheapflights users on 5/21. 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.
Fri 8/146:31 pm
SMF
- SJU
2 stops15h 03m
United Airlines
Sat 8/223:56 pm
SJU
- SMF
1 stop10h 42m
United Airlines
Deal found 5/21![United Airlines logo]()
$394
This Delta deal was found by Cheapflights users on 5/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:05 am
LAS
- SJU
1 stop13h 39m
Delta
Sun 9/201:32 pm
SJU
- LAS
1 stop13h 46m
Delta
Deal found 5/23![Delta logo]()
$376
This Southwest deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 9/247:45 pm
SMF
- SJU
2 stops10h 25m
Southwest
Wed 9/301:45 pm
SJU
- SMF
2 stops12h 25m
Southwest
Deal found 5/25![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 5/22. 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 8/207:05 am
LAS
- SJU
1 stop13h 47m
Delta
Tue 8/252:59 pm
SJU
- LAS
1 stop11h 11m
Delta
Deal found 5/22![Delta logo]()
$376
This United Airlines deal was found by Cheapflights users on 5/22. 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 9/610:38 pm
LAS
- SJU
1 stop12h 07m
United Airlines
Fri 9/112:55 pm
SJU
- LAS
1 stop10h 56m
United Airlines
Deal found 5/22![United Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 5/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:20 pm
LAS
- SJU
2 stops11h 00m
Southwest
Mon 10/196:00 am
SJU
- LAS
2 stops14h 15m
Southwest
Deal found 5/24![Southwest logo]()
$430
This JetBlue deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:57 am
SFO
- SJU
1 stop9h 21m
JetBlue
Thu 8/273:01 pm
SJU
- SFO
1 stop11h 49m
JetBlue
Deal found 5/25![JetBlue logo]()
$504
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:02 pm
SAN
- SJU
2 stops18h 31m
Delta
Wed 8/192:59 pm
SJU
- SAN
1 stop11h 01m
Delta
Deal found 5/24![Delta logo]()
$386
This Southwest deal was found by Cheapflights users on 5/21. 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 8/206:20 am
SFO
- SJU
2 stops14h 30m
Southwest
Tue 8/2511:50 am
SJU
- SFO
2 stops12h 20m
Southwest
Deal found 5/21![Southwest logo]()
$446
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:30 pm
SAN
- SJU
1 stop11h 16m
Delta
Thu 8/202:59 pm
SJU
- SAN
1 stop9h 04m
Delta
Deal found 5/24![Delta logo]()
$386
This United Airlines deal was found by Cheapflights users on 5/21. 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.
Wed 8/1912:45 am
SFO
- SJU
1 stop11h 57m
United Airlines
Tue 8/253:56 pm
SJU
- SFO
1 stop11h 34m
United Airlines
Deal found 5/21![United Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 5/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/47:35 am
SAN
- SJU
2 stops11h 15m
Southwest
Thu 7/910:20 pm
SJU
- SAN
1 stop13h 50m
Southwest
Deal found 5/22![Southwest logo]()
$448
This Delta deal was found by Cheapflights users on 5/21. 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 9/210:10 pm
SAN
- SJU
1 stop10h 58m
Delta
Sat 9/51:06 pm
SJU
- SAN
1 stop9h 52m
Delta
Deal found 5/21![Delta logo]()
$386
This United Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:48 pm
SMF
- SJU
1 stop11h 57m
United Airlines
Wed 9/302:00 pm
SJU
- SMF
1 stop10h 00m
United Airlines
Deal found 5/25![United Airlines logo]()
$484
This JetBlue deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 8/2411:50 pm
ONT
- SJU
1 stop13h 08m
JetBlue
Thu 8/271:30 pm
SJU
- ONT
1 stop12h 05m
JetBlue
Deal found 5/25![JetBlue logo]()
$601
This Southwest deal was found by Cheapflights users on 5/23. 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 8/287:25 pm
SFO
- SJU
2 stops12h 25m
Southwest
Mon 8/3111:35 am
SJU
- SFO
2 stops13h 20m
Southwest
Deal found 5/23![Southwest logo]()
$458
This Delta deal was found by Cheapflights users on 5/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am
SAN
- SJU
2 stops13h 08m
Delta
Mon 9/142:26 pm
SJU
- SAN
1 stop11h 29m
Delta
Deal found 5/23![Delta logo]()
$386
This American Airlines deal was found by Cheapflights users on 5/24. 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 6/276:46 am
SNA
- SJU
1 stop13h 53m
American Airlines
Tue 7/712:58 am
SJU
- SNA
2 stops11h 01m
American Airlines
Deal found 5/24![American Airlines logo]()
$706
This Alaska Airlines deal was found by Cheapflights users on 5/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:46 am
SJC
- SJU
1 stop13h 53m
Alaska Airlines
Mon 7/205:45 am
SJU
- SJC
1 stop10h 48m
Alaska Airlines
Deal found 5/21![Alaska Airlines logo]()
$736
This Southwest deal was found by Cheapflights users on 5/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:55 pm
SFO
- SJU
2 stops11h 55m
Southwest
Tue 9/221:45 pm
SJU
- SFO
2 stops11h 35m
Southwest
Deal found 5/22![Southwest logo]()
$458
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:30 pm
SAN
- SJU
1 stop10h 16m
Delta
Thu 8/272:59 pm
SJU
- SAN
1 stop9h 04m
Delta
Deal found 5/24![Delta logo]()
$386
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Fri 8/147:13 pm
ONT
- SJU
2 stops17h 29m
United Airlines
Mon 8/172:20 pm
SJU
- ONT
1 stop10h 39m
United Airlines
Deal found 5/22![United Airlines logo]()
$534
Last-minute flights from California to San JuanDiscover last-minute flight deals from California to San Juan. Data last updated May 26, 2026 and is based on user searches.
Discover last-minute flight deals from California to San Juan. Data last updated May 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/23. 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.
Thu 6/411:20 pm
LAX
- SJU
1 stop11h 47m
Frontier
Wed 7/88:37 pm
SJU
- LAX
1 stop24h 35m
Frontier
Deal found 5/23![Frontier logo]()
$453
This Expedia deal was found by Cheapflights users on 5/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/48:00 am
LAS
- SJU
1 stop10h 09m
Frontier
Sun 6/76:00 am
SJU
- LAS
1 stop32h 14m
Frontier
Deal found 5/21![Frontier logo]()
$456
This Frontier deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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 6/511:46 pm
LAS
- SJU
1 stop11h 21m
Frontier
Mon 6/153:06 am
SJU
- LAS
1 stop11h 04m
Frontier
Deal found 5/25![Frontier logo]()
$446
This Kiwi.com deal was found by Cheapflights users on 5/23. 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.
Sun 6/711:20 pm
LAX
- SJU
1 stop11h 47m
Frontier
Wed 7/88:37 pm
SJU
- LAX
1 stop24h 35m
Frontier
Deal found 5/23![Frontier logo]()
$436
This Kiwi.com deal was found by Cheapflights users on 5/23. 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.
Sun 6/711:20 pm
LAX
- SJU
1 stop11h 47m
Frontier
Thu 7/911:50 am
SJU
- LAX
1 stop9h 22m
Frontier
Deal found 5/23![Frontier logo]()
$451
This Frontier deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:15 am
LAS
- SJU
1 stop13h 54m
Frontier
Sat 7/45:15 pm
SJU
- LAS
1 stop10h 36m
Frontier
Deal found 5/26![Frontier logo]()
$416
This Frontier deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:15 am
LAS
- SJU
1 stop13h 54m
Frontier
Sat 6/133:06 am
SJU
- LAS
1 stop11h 04m
Frontier
Deal found 5/26![Frontier logo]()
$436
This Frontier deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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.
Tue 6/169:15 am
LAS
- SJU
1 stop11h 14m
Frontier
Tue 7/75:22 pm
SJU
- LAS
1 stop9h 57m
Frontier
Deal found 5/26![Frontier logo]()
$376
This Frontier deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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.
Tue 6/1611:53 pm
LAS
- SJU
1 stop11h 22m
Frontier
Thu 7/911:50 am
SJU
- LAS
1 stop12h 27m
Frontier
Deal found 5/25![Frontier logo]()
$396
This Priceline deal was found by Cheapflights users on 5/23. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:36 pm
LAS
- SJU
1 stop22h 01m
Frontier
Tue 6/236:00 am
SJU
- LAS
1 stop17h 46m
Frontier
Deal found 5/23![Frontier logo]()
$399
This Trip.com deal was found by Cheapflights users on 5/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1911:36 pm
LAS
- SJU
1 stop22h 01m
Frontier
Fri 6/265:15 pm
SJU
- LAS
1 stop31h 51m
Frontier
Deal found 5/22![Frontier logo]()
$461
This Trip.com deal was found by Cheapflights users on 5/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/279:51 pm
LAS
- SJU
1 stop25h 18m
Frontier
Sun 7/58:37 pm
SJU
- LAS
1 stop27h 40m
Frontier
Deal found 5/21![Frontier logo]()
$460
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 May 26, 2026.
Search for one-way flight options from California to San Juan. Find affordable one-way fares based on user searches. Data last updated May 26, 2026.
This Delta deal was found by Cheapflights users on 5/22. 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.
Sun 7/197:05 am
ONT
- SJU
1 stop10h 40m
Delta
Deal found 5/22![Delta logo]()
$187
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 am
LAS
- SJU
1 stop13h 52m
Delta
Deal found 5/24![Delta logo]()
$188
This Frontier deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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.
Tue 7/2811:00 pm
LAX
- SJU
1 stop9h 16m
Frontier
Deal found 5/26![Frontier logo]()
$188
This Frontier deal was found by Cheapflights users on 5/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:51 pm
SFO
- SJU
1 stop13h 25m
Frontier
Deal found 5/23![Frontier logo]()
$188
This American Airlines deal was found by Cheapflights users on 5/21. 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 8/2911:59 pm
LAS
- SJU
2 stops11h 39m
American Airlines
Deal found 5/21![American Airlines logo]()
$192
This Super.com deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” 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.
Tue 8/1111:59 pm
LAX
- SJU
1 stop27h 45m
Frontier
Deal found 5/25![Frontier logo]()
$192
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 8/269:18 am
LAS
- SJU
2 stops11h 41m
American Airlines
Deal found 5/26![American Airlines logo]()
$193
This Delta deal was found by Cheapflights users on 5/22. 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.
Sat 7/2510:15 pm
SAN
- SJU
1 stop11h 56m
Delta
Deal found 5/22![Delta logo]()
$193
This American Airlines deal was found by Cheapflights users on 5/24. 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.
Mon 8/36:01 am
SJC
- SJU
1 stop19h 38m
American Airlines
Deal found 5/24![American Airlines logo]()
$193
This Delta deal was found by Cheapflights users on 5/22. 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.
Mon 7/2012:30 am
LAX
- SJU
2 stops13h 15m
Delta
Deal found 5/22![Delta logo]()
$195
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” 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 9/105:10 pm
SMF
- SJU
2 stops16h 03m
Delta
Deal found 5/26![Delta logo]()
$197
This Delta deal was found by Cheapflights users on 5/21. 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.
Mon 8/178:53 pm
SJC
- SJU
2 stops16h 44m
Delta
Deal found 5/21![Delta logo]()
$198
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 May 26, 2026.
Round-trip from | $370 (Kiwi.com) |
|---|---|
One-way from | $187 (Delta) |
Popular in | December |
Cheapest in | October |
Average price | $460 |
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 May 26, 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
OntarioSan Juan
ONT - SJU
ONTSJU
Ontario
Fri 9/25
5:05 pm-11:48 am
2 stops15h 43m
San Juan Luis Munoz Marin Intl
Tue 9/29
2:26 pm-9:56 pm
1 stop10h 30m
$374
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Fri 9/4
7:30 pm-11:56 am
2 stops13h 26m
San Juan Luis Munoz Marin Intl
Wed 9/9
7:00 am-7:37 pm
1 stop15h 37m
$376
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Thu 9/10
7:05 am-11:44 pm
1 stop13h 39m
San Juan Luis Munoz Marin Intl
Sun 9/20
1:32 pm-12:18 am
1 stop13h 46m
$376
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Thu 8/20
7:05 am-11:52 pm
1 stop13h 47m
San Juan Luis Munoz Marin Intl
Tue 8/25
2:59 pm-11:10 pm
1 stop11h 11m
$376
Las VegasSan Juan
LAS - SJU
LASSJU
Las Vegas Harry Reid Intl
Tue 8/4
2:15 pm-5:29 am
2 stops12h 14m
San Juan Luis Munoz Marin Intl
Sun 8/9
2:05 am-8:35 am
1 stop9h 30m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 8/12
7:02 pm-4:33 pm
2 stops18h 31m
San Juan Luis Munoz Marin Intl
Wed 8/19
2:59 pm-11:00 pm
1 stop11h 01m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Thu 8/13
9:30 pm-11:46 am
1 stop11h 16m
San Juan Luis Munoz Marin Intl
Thu 8/20
2:59 pm-9:03 pm
1 stop9h 04m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 9/2
10:10 pm-12:08 pm
1 stop10h 58m
San Juan Luis Munoz Marin Intl
Sat 9/5
1:06 pm-7:58 pm
1 stop9h 52m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Wed 9/9
6:15 am-10:23 pm
2 stops13h 08m
San Juan Luis Munoz Marin Intl
Mon 9/14
2:26 pm-10:55 pm
1 stop11h 29m
$386
San DiegoSan Juan
SAN - SJU
SANSJU
San Diego
Thu 8/20
10:30 pm-11:46 am
1 stop10h 16m
San Juan Luis Munoz Marin Intl
Thu 8/27
2:59 pm-9:03 pm
1 stop9h 04m
$386
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.
ONT-SJU
SAN-SJU
SMF-SJU
SNA-SJU
OAK-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
ONT-SJU
SAN-SJU
SMF-SJU
SNA-SJU
What is the cheapest month to book a flight from California to San Juan?
Currently, January is the cheapest month in which you can book a flight from California to San Juan (average of $451). Flying from California to San Juan in October is currently the most expensive (average of $622). 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?
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.
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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 May 26, 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 9 airlines flying from California to San Juan
Discover the top 9 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 May 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$423 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$465 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$159 | Average$419 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$182 | Average$531 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$222 | Average$748 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$260 | Average$487 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$295 | Average$594 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$351 | Average$696 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$369 | Average$586 | FlexibilityNo cancel fee | On-time63% |