$99+ Cheap flights from Pennsylvania 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJU
Aug 22 — Aug 291
Round-trip
1 adult, Economy
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Find cheap flights from Pennsylvania to San Juan with Cheapflights
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Cheapest flights from Pennsylvania to San JuanExplore the most affordable flight options available from Pennsylvania to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
Explore the most affordable flight options available from Pennsylvania to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Tue 8/256:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/22![Frontier logo]()
$204
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Mon 9/286:15 am
SJU
- PHL
Nonstop4h 03m
Frontier
Deal found 7/22![Frontier logo]()
$205
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 8/128:30 am
PHL
- SJU
2 stops16h 11m
Frontier
Wed 8/196:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/22![Frontier logo]()
$206
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1911:55 am
PHL
- SJU
Nonstop4h 02m
Frontier
Sat 8/226:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/22![Frontier logo]()
$207
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 9/1912:58 pm
PHL
- SJU
1 stop10h 59m
Frontier
Fri 9/256:15 am
SJU
- PHL
Nonstop4h 03m
Frontier
Deal found 7/22![Frontier logo]()
$208
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 8/1911:55 am
PHL
- SJU
Nonstop4h 02m
Frontier
Wed 8/265:37 pm
SJU
- PHL
2 stops26h 51m
Frontier
Deal found 7/22![Frontier logo]()
$209
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Fri 9/111:59 am
SJU
- PHL
Nonstop4h 05m
Frontier
Deal found 7/22![Frontier logo]()
$210
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.
Mon 9/1411:23 am
PHL
- SJU
Nonstop3h 56m
Frontier
Sun 9/204:39 pm
SJU
- PHL
2 stops38h 57m
Frontier
Deal found 7/21![Frontier logo]()
$211
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.
Thu 8/204:45 pm
PHL
- SJU
2 stops32h 11m
Frontier
Thu 8/276:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/21![Frontier logo]()
$212
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.
Thu 8/272:50 pm
PHL
- SJU
Nonstop3h 59m
Frontier
Sat 9/55:37 pm
SJU
- PHL
2 stops28h 56m
Frontier
Deal found 7/22![Frontier logo]()
$213
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/202:50 pm
PHL
- SJU
Nonstop3h 59m
Frontier
Tue 8/256:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/22![Frontier logo]()
$214
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/310:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Thu 8/62:36 pm
SJU
- PHL
Nonstop3h 58m
Frontier
Deal found 7/21![Frontier logo]()
$215
Best flights from Pennsylvania to San JuanDiscover carefully curated flight deals from Pennsylvania to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
Discover carefully curated flight deals from Pennsylvania to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 23, 2026.
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.
Wed 9/97:29 pm
JFK
- SJU
Nonstop4h 20m
Delta
Sat 9/127:30 am
SJU
- JFK
Nonstop3h 53m
Delta
Deal found 7/20![Delta logo]()
$287
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:00 am
DCA
- SJU
1 stop6h 20m
Southwest
Mon 8/315:45 pm
SJU
- DCA
1 stop6h 10m
Southwest
Deal found 7/22![Southwest logo]()
$306
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.
Fri 10/3010:51 am
PIT
- SJU
1 stop9h 09m
United Airlines
Sat 11/78:05 am
SJU
- PIT
2 stops11h 29m
United Airlines
Deal found 7/20![United Airlines logo]()
$308
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.
Wed 10/289:00 am
EWR
- SJU
Nonstop4h 03m
JetBlue
Tue 11/38:50 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 7/21![JetBlue logo]()
$317
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 9/55:33 pm
AVP
- SJU
1 stop6h 42m
American Airlines
Mon 9/77:30 am
SJU
- AVP
1 stop15h 42m
American Airlines
Deal found 7/21![American Airlines logo]()
$433
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.
Tue 10/138:00 am
JFK
- SJU
Nonstop3h 56m
Delta
Tue 10/201:06 pm
SJU
- JFK
Nonstop4h 15m
Delta
Deal found 7/19![Delta logo]()
$287
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 11/110:51 am
PIT
- SJU
1 stop9h 09m
United Airlines
Sat 11/78:05 am
SJU
- PIT
1 stop7h 05m
United Airlines
Deal found 7/22![United Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/68:00 am
ABE
- SJU
1 stop11h 32m
Multiple Airlines
Sun 8/96:26 am
SJU
- ABE
2 stops31h 38m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$616
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.
Sat 9/512:40 pm
JFK
- SJU
Nonstop3h 53m
Delta
Sat 9/127:30 am
SJU
- JFK
Nonstop3h 53m
Delta
Deal found 7/20![Delta logo]()
$287
This Southwest deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:15 pm
DCA
- SJU
2 stops9h 55m
Southwest
Wed 9/21:20 pm
SJU
- DCA
2 stops9h 45m
Southwest
Deal found 7/17![Southwest logo]()
$316
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.
Mon 8/249:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Tue 9/17:45 pm
SJU
- EWR
Nonstop4h 03m
JetBlue
Deal found 7/19![JetBlue logo]()
$337
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 10/277:30 am
PIT
- SJU
1 stop6h 10m
United Airlines
Mon 11/22:05 am
SJU
- PIT
2 stops12h 01m
United Airlines
Deal found 7/22![United Airlines logo]()
$308
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.
Wed 9/237:29 pm
JFK
- SJU
Nonstop4h 20m
Delta
Sun 9/277:30 am
SJU
- JFK
Nonstop3h 53m
Delta
Deal found 7/19![Delta logo]()
$287
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:50 am
PIT
- SJU
1 stop6h 25m
Southwest
Mon 11/22:20 pm
SJU
- PIT
1 stop6h 50m
Southwest
Deal found 7/22![Southwest logo]()
$325
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.
Thu 10/296:00 am
PIT
- SJU
1 stop6h 15m
United Airlines
Sat 10/312:05 am
SJU
- PIT
2 stops12h 01m
United Airlines
Deal found 7/19![United Airlines logo]()
$308
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:00 am
EWR
- SJU
Nonstop4h 03m
JetBlue
Wed 11/118:50 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 7/22![JetBlue logo]()
$347
This Delta deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:40 pm
JFK
- SJU
Nonstop3h 53m
Delta
Thu 9/177:30 am
SJU
- JFK
Nonstop3h 53m
Delta
Deal found 7/17![Delta logo]()
$287
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.
Thu 9/2412:55 pm
DCA
- SJU
1 stop9h 15m
Southwest
Tue 9/291:20 pm
SJU
- DCA
2 stops9h 45m
Southwest
Deal found 7/20![Southwest logo]()
$326
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.
Fri 10/236:30 am
PIT
- SJU
1 stop7h 15m
United Airlines
Sat 10/241:05 am
SJU
- PIT
1 stop7h 26m
United Airlines
Deal found 7/22![United Airlines logo]()
$308
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 9/68:00 am
JFK
- SJU
Nonstop4h 08m
Delta
Wed 9/97:30 am
SJU
- JFK
Nonstop3h 53m
Delta
Deal found 7/20![Delta logo]()
$287
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:35 pm
DCA
- SJU
2 stops9h 30m
Southwest
Mon 10/55:00 am
SJU
- DCA
1 stop6h 20m
Southwest
Deal found 7/22![Southwest logo]()
$326
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.
Tue 8/251:25 pm
DCA
- SJU
1 stop10h 29m
JetBlue
Sat 8/296:07 pm
SJU
- DCA
Nonstop3h 52m
JetBlue
Deal found 7/20![JetBlue logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:30 am
PIT
- SJU
1 stop7h 15m
United Airlines
Mon 8/314:55 pm
SJU
- PIT
1 stop6h 35m
United Airlines
Deal found 7/18![United Airlines logo]()
$315
This Delta deal was found by Cheapflights users on 7/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:40 pm
JFK
- SJU
Nonstop4h 16m
Delta
Sun 10/187:00 am
SJU
- JFK
Nonstop4h 02m
Delta
Deal found 7/17![Delta logo]()
$287
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/212:38 pm
PHL
- SJU
Nonstop3h 52m
JetBlue
Fri 8/147:45 am
SJU
- PHL
Nonstop4h 01m
JetBlue
Deal found 7/18![JetBlue logo]()
$367
This Southwest deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:05 am
DCA
- SJU
2 stops10h 20m
Southwest
Wed 8/268:20 am
SJU
- DCA
2 stops10h 05m
Southwest
Deal found 7/18![Southwest logo]()
$335
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.
Fri 8/286:16 am
IAD
- SJU
1 stop7h 29m
United Airlines
Tue 9/14:55 pm
SJU
- IAD
Nonstop3h 52m
United Airlines
Deal found 7/20![United Airlines logo]()
$322
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 9/1410:35 am
PHL
- SJU
1 stop11h 44m
Delta
Sun 9/205:59 pm
SJU
- PHL
1 stop6h 41m
Delta
Deal found 7/19![Delta logo]()
$305
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 8/3112:45 pm
PHL
- SJU
2 stops10h 20m
Southwest
Wed 9/26:00 am
SJU
- PHL
2 stops11h 35m
Southwest
Deal found 7/20![Southwest logo]()
$341
This JetBlue deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/59:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Wed 8/126:00 am
SJU
- EWR
Nonstop3h 59m
JetBlue
Deal found 7/18![JetBlue logo]()
$381
Last-minute flights from Pennsylvania to San JuanDiscover last-minute flight deals from Pennsylvania to San Juan. Data last updated July 23, 2026 and is based on user searches.
Discover last-minute flight deals from Pennsylvania to San Juan. Data last updated July 23, 2026 and is based on user searches.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Fri 7/316:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/19![Frontier logo]()
$229
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Wed 7/296:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/20![Frontier logo]()
$231
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Sat 8/16:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/19![Frontier logo]()
$239
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.
Mon 7/2710:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Wed 8/56:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/21![Frontier logo]()
$241
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Wed 7/295:45 pm
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/21![Frontier logo]()
$220
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.
Tue 7/2810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Tue 8/115:22 pm
SJU
- PHL
2 stops29h 06m
Frontier
Deal found 7/19![Frontier logo]()
$226
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Mon 8/36:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/19![Frontier logo]()
$234
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2810:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Tue 8/46:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/21![Frontier logo]()
$240
This eDestinos deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Mon 8/35:45 pm
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/18![Frontier logo]()
$214
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2910:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Wed 8/126:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/20![Frontier logo]()
$218
This eDestinos deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/110:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Fri 8/76:44 am
SJU
- PHL
Nonstop4h 04m
Frontier
Deal found 7/18![Frontier logo]()
$232
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.
Wed 8/196:10 am
PIT
- SJU
1 stop6h 44m
United Airlines
Wed 8/267:00 am
SJU
- PIT
2 stops13h 47m
United Airlines
Deal found 7/21![United Airlines logo]()
$260
One-way flights from Pennsylvania to San JuanSearch for one-way flight options from Pennsylvania to San Juan. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
Search for one-way flight options from Pennsylvania to San Juan. Find affordable one-way fares based on user searches. Data last updated July 23, 2026.
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Deal found 7/21![Frontier logo]()
$99
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1410:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Deal found 7/21![Frontier logo]()
$101
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:03 pm
PHL
- SJU
Nonstop3h 55m
Frontier
Deal found 7/19![Frontier logo]()
$105
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:29 pm
PHL
- SJU
Nonstop3h 55m
Frontier
Deal found 7/22![Frontier logo]()
$108
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.
Sat 10/318:19 am
PIT
- SJU
1 stop14h 38m
American Airlines
Deal found 7/19![American Airlines logo]()
$109
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.
Thu 10/156:00 am
PHL
- SJU
1 stop17h 57m
Frontier
Deal found 7/21![Frontier logo]()
$109
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Deal found 7/21![Frontier logo]()
$110
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.
Thu 8/206:10 am
PIT
- SJU
1 stop12h 23m
American Airlines
Deal found 7/19![American Airlines logo]()
$111
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.
Mon 8/178:00 am
PIT
- SJU
2 stops10h 33m
American Airlines
Deal found 7/21![American Airlines logo]()
$112
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:59 pm
PHL
- SJU
Nonstop4h 00m
Frontier
Deal found 7/19![Frontier logo]()
$112
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:23 am
PHL
- SJU
Nonstop3h 56m
Frontier
Deal found 7/22![Frontier logo]()
$113
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 8/128:30 am
PHL
- SJU
2 stops16h 11m
Frontier
Deal found 7/22![Frontier logo]()
$115
Find flight deals from Pennsylvania to San Juan
Keep the following information in mind while searching for Pennsylvania to San Juan flight deals. Data was last updated July 23, 2026.
Round-trip from | $204 (Frontier) |
|---|---|
One-way from | $99 (Cheapflightsfares) |
Popular in | December |
Cheapest in | October |
Average price | $355 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 23, 2026.
Use the filters below to find and compare flights from Pennsylvania to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Wed 9/9
7:29 pm-11:49 pm
Nonstop4h 20m
San Juan Luis Munoz Marin Intl
Sat 9/12
7:30 am-11:23 am
Nonstop3h 53m
$287
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Tue 10/13
8:00 am-11:56 am
Nonstop3h 56m
San Juan Luis Munoz Marin Intl
Tue 10/20
1:06 pm-5:21 pm
Nonstop4h 15m
$287
Quickest round-trip
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Sat 9/5
12:40 pm-4:33 pm
Nonstop3h 53m
San Juan Luis Munoz Marin Intl
Sat 9/12
7:30 am-11:23 am
Nonstop3h 53m
$287
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Wed 9/23
7:29 pm-11:49 pm
Nonstop4h 20m
San Juan Luis Munoz Marin Intl
Sun 9/27
7:30 am-11:23 am
Nonstop3h 53m
$287
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Tue 9/1
12:40 pm-4:33 pm
Nonstop3h 53m
San Juan Luis Munoz Marin Intl
Thu 9/17
7:30 am-11:23 am
Nonstop3h 53m
$287
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Sun 9/6
8:00 am-12:08 pm
Nonstop4h 08m
San Juan Luis Munoz Marin Intl
Wed 9/9
7:30 am-11:23 am
Nonstop3h 53m
$287
New YorkSan Juan
JFK - SJU
JFKSJU
New York John F Kennedy Intl
Wed 10/14
7:40 pm-11:56 pm
Nonstop4h 16m
San Juan Luis Munoz Marin Intl
Sun 10/18
7:00 am-11:02 am
Nonstop4h 02m
$287
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Mon 9/14
10:35 am-10:19 pm
1 stop11h 44m
San Juan Luis Munoz Marin Intl
Sun 9/20
5:59 pm-12:40 am
1 stop6h 41m
$305
Washington, D.C.San Juan
DCA - SJU
DCASJU
Washington, D.C. Reagan-National
Tue 8/25
6:00 am-12:20 pm
1 stop6h 20m
San Juan Luis Munoz Marin Intl
Mon 8/31
5:45 pm-11:55 pm
1 stop6h 10m
$306
PittsburghSan Juan
PIT - SJU
PITSJU
Pittsburgh
Fri 10/30
10:51 am-8:00 pm
1 stop9h 09m
San Juan Luis Munoz Marin Intl
Sat 11/7
8:05 am-6:34 pm
2 stops11h 29m
$308
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Pennsylvania to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Pennsylvania with our price prediction graph.
PHL-SJU
PIT-SJU
AVP-SJU
EWR-SJU
LGA-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 Pennsylvania to San Juan
USPA-PR1
PHL-SJU
PIT-SJU
AVP-SJU
EWR-SJU
What is the cheapest month to book a flight from Pennsylvania to San Juan?
Currently, October is the cheapest month in which you can book a flight from Pennsylvania to San Juan (average of $250). Flying from Pennsylvania to San Juan in December is currently the most expensive (average of $428). 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.
What is the cheapest time of day to fly from PA to SJU?
Find hourly flight availability from Pennsylvania to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.
A simple way to save on the total cost of your ticket is to fly from Pennsylvania to San Juan at noon. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the afternoon.
Weekly flight availability from Pennsylvania to San Juan
Explore weekly flight availability from Pennsylvania to San Juan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 23, 2026.
The most flights from USPA to PR1 are scheduled on a Monday (7 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).
How much does it cost to fly round-trip from Pennsylvania to San Juan?
How far ahead should I book a flight from Pennsylvania to San Juan?
The best time to book flights from Pennsylvania to San Juan is 66 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.
What is the cheapest day to fly from Pennsylvania to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Pennsylvania to San Juan. Price data was last updated on July 18, 2026.
Travelers seeking maximum savings on their Pennsylvania to San Juan flight should consider departing on Sunday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Pennsylvania 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
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Alternative routes for Pennsylvania 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 Pennsylvania to San Juan by cabin class
Find flights from Pennsylvania to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pennsylvania and San Juan flights
Browse other Pennsylvania and San Juan flight options. Last updated on July 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pennsylvania to San Juan flights
Consider these flights traveling from Pennsylvania to San Juan.
Top 6 airlines flying from Pennsylvania to San Juan
Discover the top 6 airlines that operate flights from Pennsylvania 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$83 | Average$319 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$156 | Average$443 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$184 | Average$375 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$207 | Average$379 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$225 | Average$472 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$232 | Average$539 | FlexibilityNo cancel fee | On-time71% |