$193+ Cheap flights from San Jose, CA (SJC) 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SJU
Jun 26 — Jul 31
Round-trip
1 adult, Economy
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Find cheap flights from San Jose to San Juan with Cheapflights
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Cheapest flights from San Jose to San JuanExplore the most affordable flight options available from San Jose to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.
Explore the most affordable flight options available from San Jose to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.
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 8/206:10 am
SJC
- SJU
2 stops13h 19m
Delta
Tue 8/2512:56 pm
SJU
- SJC
2 stops12h 17m
Delta
Deal found 5/26![Delta logo]()
$386
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:10 pm
SJC
- SJU
2 stops14h 38m
Delta
Fri 9/2512:58 pm
SJU
- SJC
2 stops12h 15m
Delta
Deal found 5/25![Delta logo]()
$396
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 9/244:30 pm
SJC
- SJU
2 stops16h 18m
Delta
Mon 9/282:26 pm
SJU
- SJC
1 stop10h 31m
Delta
Deal found 5/26![Delta logo]()
$432
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.
Thu 9/249:55 am
SJC
- SJU
2 stops11h 04m
American Airlines
Mon 9/287:05 pm
SJU
- SJC
2 stops18h 48m
American Airlines
Deal found 5/22![American Airlines logo]()
$441
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:30 am
SJC
- SJU
1 stop12h 59m
Delta
Mon 8/242:59 pm
SJU
- SJC
1 stop10h 59m
Delta
Deal found 5/25![Delta logo]()
$468
This Delta deal was found by Cheapflights users on 5/27. Clicking the “Pick Dates” 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 10/67:15 am
SJC
- SJU
1 stop11h 44m
Delta
Tue 10/137:30 am
SJU
- SJC
2 stops13h 50m
Delta
Deal found 5/27![Delta logo]()
$469
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.
Sun 10/116:12 pm
SJC
- SJU
2 stops14h 24m
Delta
Wed 10/217:30 am
SJU
- SJC
2 stops17h 17m
Delta
Deal found 5/23![Delta logo]()
$474
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:37 pm
SJC
- SJU
2 stops14h 20m
United Airlines
Wed 9/237:00 am
SJU
- SJC
2 stops13h 31m
United Airlines
Deal found 5/24![United Airlines logo]()
$476
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.
Sun 9/610:30 pm
SJC
- SJU
2 stops12h 15m
Southwest
Sun 9/201:50 pm
SJU
- SJC
2 stops12h 30m
Southwest
Deal found 5/25![Southwest logo]()
$497
This Faresmojo 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:10 am
SJC
- SJU
1 stop10h 20m
JetBlue
Tue 6/912:54 pm
SJU
- SJC
1 stop13h 03m
JetBlue
Deal found 5/24![JetBlue logo]()
$498
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.
Fri 8/146:00 am
SJC
- SJU
2 stops12h 55m
American Airlines
Sat 8/227:05 am
SJU
- SJC
2 stops14h 25m
American Airlines
Deal found 5/25![American Airlines logo]()
$502
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.
Wed 11/186:12 pm
SJC
- SJU
2 stops16h 08m
Delta
Mon 11/237:15 am
SJU
- SJC
2 stops15h 05m
Delta
Deal found 5/22![Delta logo]()
$510
Best flights from San Jose to San JuanDiscover carefully curated flight deals from San Jose to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 27, 2026.
Discover carefully curated flight deals from San Jose to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 27, 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.
Tue 11/177:15 am
SJC
- SJU
1 stop11h 58m
Delta
Mon 11/237:15 am
SJU
- SJC
2 stops15h 05m
Delta
Deal found 5/22![Delta logo]()
$474
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:37 pm
SJC
- SJU
2 stops14h 20m
United Airlines
Wed 9/237:00 am
SJU
- SJC
2 stops13h 31m
United Airlines
Deal found 5/24![United Airlines logo]()
$476
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/196:20 pm
SJC
- SJU
2 stops13h 25m
Southwest
Tue 8/411:50 am
SJU
- SJC
2 stops12h 45m
Southwest
Deal found 5/26![Southwest logo]()
$603
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:07 pm
SJC
- SJU
1 stop11h 23m
Alaska Airlines
Fri 11/276:44 am
SJU
- SJC
1 stop18h 05m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$634
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.
Fri 6/196:37 pm
SJC
- SJU
2 stops14h 57m
United Airlines
Tue 6/232:05 am
SJU
- SJC
1 stop12h 58m
United Airlines
Deal found 5/25![United Airlines logo]()
$625
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:40 pm
SJC
- SJU
2 stops10h 35m
Southwest
Fri 7/105:00 am
SJU
- SJC
2 stops12h 05m
Southwest
Deal found 5/26![Southwest logo]()
$658
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:37 pm
SJC
- SJU
2 stops15h 17m
United Airlines
Tue 8/251:00 am
SJU
- SJC
2 stops24h 50m
United Airlines
Deal found 5/26![United Airlines logo]()
$631
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.
Mon 10/128:36 pm
SJC
- SJU
2 stops23h 57m
Alaska Airlines
Sun 10/186:00 am
SJU
- SJC
1 stop10h 39m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$709
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 11/186:12 pm
SJC
- SJU
2 stops14h 33m
Delta
Wed 11/251:55 pm
SJU
- SJC
2 stops13h 59m
Delta
Deal found 5/26![Delta logo]()
$719
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.
Mon 7/138:50 am
SJC
- SJU
2 stops12h 20m
Southwest
Sat 7/255:30 am
SJU
- SJC
1 stop10h 15m
Southwest
Deal found 5/22![Southwest logo]()
$658
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/262:35 pm
SJC
- SJU
1 stop10h 50m
Alaska Airlines
Sat 7/412:58 am
SJU
- SJC
1 stop15h 35m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$731
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.
Thu 6/259:20 am
SJC
- SJU
1 stop12h 05m
Southwest
Sat 7/45:00 am
SJU
- SJC
2 stops13h 05m
Southwest
Deal found 5/24![Southwest logo]()
$710
Last-minute flights from San Jose to San JuanDiscover last-minute flight deals from San Jose to San Juan. Data last updated May 27, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to San Juan. Data last updated May 27, 2026 and is based on user searches.
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.
Sun 5/317:24 pm
SJC
- SJU
2 stops14h 33m
American Airlines
Sun 6/75:30 am
SJU
- SJC
1 stop20h 45m
American Airlines
Deal found 5/24![American Airlines logo]()
$592
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 6/36:00 am
SJC
- SJU
1 stop14h 39m
American Airlines
Mon 6/85:30 am
SJU
- SJC
1 stop20h 42m
American Airlines
Deal found 5/22![American Airlines logo]()
$597
This Faresmojo 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:10 am
SJC
- SJU
1 stop10h 20m
JetBlue
Tue 6/912:54 pm
SJU
- SJC
1 stop13h 03m
JetBlue
Deal found 5/24![JetBlue logo]()
$498
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/82:32 pm
SJC
- SJU
2 stops11h 57m
United Airlines
Thu 6/112:05 am
SJU
- SJC
1 stop12h 58m
United Airlines
Deal found 5/24![United Airlines logo]()
$642
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.
Tue 6/96:01 am
SJC
- SJU
1 stop14h 38m
American Airlines
Tue 6/1610:29 am
SJU
- SJC
2 stops15h 13m
American Airlines
Deal found 5/22![American Airlines logo]()
$564
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/98:45 am
SJC
- SJU
2 stops17h 44m
United Airlines
Fri 6/121:00 am
SJU
- SJC
2 stops15h 24m
United Airlines
Deal found 5/26![United Airlines logo]()
$619
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.
Fri 6/196:37 pm
SJC
- SJU
2 stops14h 57m
United Airlines
Tue 6/232:05 am
SJU
- SJC
1 stop12h 58m
United Airlines
Deal found 5/25![United Airlines logo]()
$625
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 6/236:01 am
SJC
- SJU
2 stops19h 24m
American Airlines
Wed 7/86:00 am
SJU
- SJC
2 stops19h 42m
American Airlines
Deal found 5/23![American Airlines logo]()
$559
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.
Mon 6/296:01 am
SJC
- SJU
1 stop19h 24m
Alaska Airlines
Thu 7/95:45 am
SJU
- SJC
1 stop20h 13m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$599
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.
Mon 6/296:01 am
SJC
- SJU
1 stop19h 24m
Alaska Airlines
Sun 7/125:45 am
SJU
- SJC
1 stop10h 48m
Alaska Airlines
Deal found 5/25![Alaska Airlines logo]()
$634
One-way flights from San Jose to San JuanSearch for one-way flight options from San Jose to San Juan. Find affordable one-way fares based on user searches. Data last updated May 27, 2026.
Search for one-way flight options from San Jose to San Juan. Find affordable one-way fares based on user searches. Data last updated May 27, 2026.
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 8/196:30 am
SJC
- SJU
1 stop12h 59m
Delta
Deal found 5/26![Delta logo]()
$193
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.
Mon 8/174:30 pm
SJC
- SJU
2 stops16h 16m
Delta
Deal found 5/26![Delta logo]()
$198
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.
Fri 7/36:12 pm
SJC
- SJU
2 stops14h 32m
Delta
Deal found 5/23![Delta logo]()
$234
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.
Mon 7/206:37 pm
SJC
- SJU
2 stops14h 57m
United Airlines
Deal found 5/22![United Airlines logo]()
$238
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/286:01 am
SJC
- SJU
1 stop19h 24m
Alaska Airlines
Deal found 5/23![Alaska Airlines logo]()
$251
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 6/296:01 am
SJC
- SJU
1 stop14h 38m
American Airlines
Deal found 5/24![American Airlines logo]()
$288
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:59 pm
SJC
- SJU
2 stops16h 02m
Delta
Deal found 5/25![Delta logo]()
$296
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/179:20 am
SJC
- SJU
1 stop12h 15m
Southwest
Deal found 5/26![Southwest logo]()
$303
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/178:23 pm
SJC
- SJU
2 stops31h 21m
Frontier
Deal found 5/26![Frontier logo]()
$305
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.
Mon 6/82:32 pm
SJC
- SJU
2 stops11h 57m
United Airlines
Deal found 5/22![United Airlines logo]()
$321
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:43 pm
SJC
- SJU
2 stops15h 26m
Alaska Airlines
Deal found 5/22![Alaska Airlines logo]()
$326
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:45 am
SJC
- SJU
2 stops17h 44m
United Airlines
Deal found 5/23![United Airlines logo]()
$341
Find flight deals from San Jose to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to San Juan (PR1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 27, 2026.
Round-trip from | $386 (United Airlines) |
|---|---|
One-way from | $193 (Delta) |
Popular in | December |
Cheapest in | September |
Average price | $468 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose 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 27, 2026.
Use the filters below to find and compare flights from San Jose to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Tue 11/17
7:15 am-11:13 pm
1 stop11h 58m
San Juan Luis Munoz Marin Intl
Mon 11/23
7:15 am-6:20 pm
2 stops15h 05m
$474
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Mon 9/21
6:37 pm-11:57 am
2 stops14h 20m
San Juan Luis Munoz Marin Intl
Wed 9/23
7:00 am-5:31 pm
2 stops13h 31m
$476
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Sun 7/19
6:20 pm-10:45 am
2 stops13h 25m
San Juan Luis Munoz Marin Intl
Tue 8/4
11:50 am-9:35 pm
2 stops12h 45m
$603
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Fri 6/19
6:37 pm-12:34 pm
2 stops14h 57m
San Juan Luis Munoz Marin Intl
Tue 6/23
2:05 am-12:03 pm
1 stop12h 58m
$625
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Mon 8/24
6:37 pm-12:54 pm
2 stops15h 17m
San Juan Luis Munoz Marin Intl
Tue 8/25
1:00 am-10:50 pm
2 stops24h 50m
$631
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Tue 11/17
2:07 pm-5:30 am
1 stop11h 23m
San Juan Luis Munoz Marin Intl
Fri 11/27
6:44 am-8:49 pm
1 stop18h 05m
$634
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Fri 7/3
7:40 pm-9:15 am
2 stops10h 35m
San Juan Luis Munoz Marin Intl
Fri 7/10
5:00 am-2:05 pm
2 stops12h 05m
$658
Quickest round-trip
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Mon 7/13
8:50 am-12:10 am
2 stops12h 20m
San Juan Luis Munoz Marin Intl
Sat 7/25
5:30 am-12:45 pm
1 stop10h 15m
$658
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Mon 10/12
8:36 pm-11:33 pm
2 stops23h 57m
San Juan Luis Munoz Marin Intl
Sun 10/18
6:00 am-1:39 pm
1 stop10h 39m
$709
San JoseSan Juan
SJC - SJU
SJCSJU
San Jose
Thu 6/25
9:20 am-12:25 am
1 stop12h 05m
San Juan Luis Munoz Marin Intl
Sat 7/4
5:00 am-3:05 pm
2 stops13h 05m
$710
Showing 1-10 of 16 resultsSorted by cheapest first
Best time to book a flight from San Jose to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from San Jose with our price prediction graph.
SJC-PR1
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 San Jose to San Juan
SJC-PR1
SJC-SJU
What is the cheapest month to book a flight from San Jose, California to San Juan?
Currently, September is the cheapest month in which you can book a flight from San Jose, California to San Juan (average of $128). Flying from San Jose, California to San Juan in June is currently the most expensive (average of $483). 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 San Jose, California to San Juan?
How far ahead should I book a flight from San Jose, California to San Juan?
The best time to book flights from San Jose, California to San Juan is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing San Juan
Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated May 27, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from San Jose to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Food
7.1
Comfort
7.8
Crew
8.5
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from San Jose to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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San Jose and San Juan flights
Browse other San Jose and San Juan flight options. Last updated on May 27, 2026.
Other flights from San Jose
Browse through other flights departing from San Jose. Flights are based on user searches made on Cheapflights and were last updated on May 27, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Jose to San Juan
Discover the top 6 airlines that operate flights from San Jose 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 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$389 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$182 | Average$573 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$369 | Average$549 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$376 | Average$575 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$394 | Average$680 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$685 | Average$756 | FlexibilityNo cancel fee | On-time75% |