$149+ Cheap flights from Newark (EWR) 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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
Sep 3 — Sep 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Newark to San Juan with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Newark to San Juan are usually found in October or September, booked 58 days in advance, depart on a Monday or Tuesday and return on a Friday
Cheap flight deals from Newark to San Juan
Cheapest
Best
Last-minute
One-way
Cheapest flights from Newark to San JuanExplore the most affordable flight options available from Newark to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Newark to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/511:05 am
EWR
- SJU
Nonstop3h 57m
JetBlue
Wed 9/92:32 pm
SJU
- EWR
1 stop7h 02m
JetBlue
Deal found 8/3![JetBlue logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/95:00 pm
EWR
- SJU
1 stop16h 24m
American Airlines
Tue 9/152:58 pm
SJU
- EWR
1 stop9h 58m
American Airlines
Deal found 8/1![American Airlines logo]()
$282
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/316:05 am
EWR
- SJU
1 stop7h 17m
JetBlue
Wed 9/93:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/3![JetBlue logo]()
$283
This JetBlue deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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.
Fri 9/49:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Fri 9/112:32 pm
SJU
- EWR
1 stop8h 34m
JetBlue
Deal found 8/1![JetBlue logo]()
$284
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Thu 9/39:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Thu 9/102:32 pm
SJU
- EWR
1 stop7h 02m
JetBlue
Deal found 8/3![JetBlue logo]()
$285
This Justfly.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:20 am
EWR
- SJU
Nonstop3h 57m
Multiple Airlines
Tue 9/85:25 pm
SJU
- EWR
1 stop7h 38m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$286
This Jetabroad deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Thu 9/173:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/1![JetBlue logo]()
$289
This FlightHub deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Fri 9/49:55 pm
EWR
- SJU
Nonstop4h 05m
Multiple Airlines
Tue 9/85:25 pm
SJU
- EWR
1 stop7h 38m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$290
This Super.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Mon 8/179:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Sat 10/174:45 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/3![JetBlue logo]()
$291
This Super.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Fri 10/29:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Sun 10/43:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/2![JetBlue logo]()
$292
This Jetabroad deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:42 pm
EWR
- SJU
1 stop7h 38m
JetBlue
Thu 9/36:30 pm
SJU
- EWR
Nonstop4h 03m
JetBlue
Deal found 8/3![JetBlue logo]()
$293
Best flights from Newark to San JuanDiscover carefully curated flight deals from Newark to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Newark to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This JetBlue deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 9/159:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Tue 9/224:29 pm
SJU
- EWR
1 stop6h 37m
JetBlue
Deal found 8/2![JetBlue logo]()
$283
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/59:47 am
EWR
- SJU
Nonstop3h 58m
United Airlines
Sun 10/111:00 am
SJU
- EWR
Nonstop4h 04m
United Airlines
Deal found 7/31![United Airlines logo]()
$309
This JetBlue deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Fri 11/139:00 am
EWR
- SJU
Nonstop4h 03m
JetBlue
Mon 11/168:50 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/2![JetBlue logo]()
$310
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 am
EWR
- SJU
1 stop6h 54m
United Airlines
Tue 9/224:20 pm
SJU
- EWR
Nonstop4h 07m
United Airlines
Deal found 8/3![United Airlines logo]()
$314
This JetBlue deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/79:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Wed 9/162:49 pm
SJU
- EWR
1 stop6h 46m
JetBlue
Deal found 7/31![JetBlue logo]()
$313
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 12/87:00 am
EWR
- SJU
Nonstop3h 50m
United Airlines
Tue 12/157:35 pm
SJU
- EWR
Nonstop4h 18m
United Airlines
Deal found 7/30![United Airlines logo]()
$327
This JetBlue deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Thu 10/226:00 am
EWR
- SJU
1 stop9h 21m
JetBlue
Sun 10/257:45 pm
SJU
- EWR
Nonstop4h 09m
JetBlue
Deal found 7/30![JetBlue logo]()
$315
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/259:47 am
EWR
- SJU
Nonstop3h 58m
United Airlines
Fri 10/21:25 pm
SJU
- EWR
Nonstop4h 09m
United Airlines
Deal found 7/31![United Airlines logo]()
$327
This JetBlue deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 9/278:30 am
EWR
- SJU
1 stop6h 53m
JetBlue
Wed 9/303:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 7/30![JetBlue logo]()
$315
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 10/88:00 am
EWR
- SJU
Nonstop3h 57m
United Airlines
Tue 10/137:00 am
SJU
- EWR
1 stop11h 39m
United Airlines
Deal found 8/3![United Airlines logo]()
$363
This JetBlue deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/309:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Tue 9/16:00 am
SJU
- EWR
Nonstop3h 59m
JetBlue
Deal found 7/31![JetBlue logo]()
$366
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/229:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Wed 8/266:00 am
SJU
- EWR
Nonstop3h 59m
JetBlue
Deal found 8/3![JetBlue logo]()
$377
Last-minute flights from Newark to San JuanDiscover last-minute flight deals from Newark to San Juan. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Newark to San Juan. Data last updated August 4, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Mon 8/179:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Sat 10/174:45 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/3![JetBlue logo]()
$291
This Jetabroad deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:42 pm
EWR
- SJU
1 stop7h 38m
JetBlue
Thu 9/36:30 pm
SJU
- EWR
Nonstop4h 03m
JetBlue
Deal found 8/3![JetBlue logo]()
$293
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 8/317:10 pm
EWR
- SJU
1 stop6h 56m
JetBlue
Wed 9/93:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/3![JetBlue logo]()
$283
This Justfly.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:20 am
EWR
- SJU
Nonstop3h 57m
Multiple Airlines
Tue 9/85:25 pm
SJU
- EWR
1 stop7h 38m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$286
This JetBlue deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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.
Thu 9/39:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Thu 9/102:32 pm
SJU
- EWR
1 stop7h 02m
JetBlue
Deal found 8/3![JetBlue logo]()
$285
This JetBlue deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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.
Fri 9/49:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Fri 9/112:32 pm
SJU
- EWR
1 stop8h 34m
JetBlue
Deal found 8/1![JetBlue logo]()
$284
This FlightHub deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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.
Fri 9/49:55 pm
EWR
- SJU
Nonstop4h 05m
Multiple Airlines
Tue 9/85:25 pm
SJU
- EWR
1 stop7h 38m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$290
This Cheapflightsfares deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” 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 9/59:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Thu 9/102:49 pm
SJU
- EWR
1 stop8h 57m
JetBlue
Deal found 8/3![JetBlue logo]()
$281
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/95:00 pm
EWR
- SJU
1 stop16h 24m
American Airlines
Tue 9/152:58 pm
SJU
- EWR
1 stop9h 58m
American Airlines
Deal found 8/1![American Airlines logo]()
$282
This Jetabroad deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Thu 9/173:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/1![JetBlue logo]()
$289
This Jetabroad deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/239:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Wed 9/303:00 pm
SJU
- EWR
Nonstop4h 08m
JetBlue
Deal found 8/2![JetBlue logo]()
$292
One-way flights from Newark to San JuanSearch for one-way flight options from Newark to San Juan. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Newark to San Juan. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2910:29 pm
EWR
- SJU
2 stops16h 48m
Frontier
Deal found 7/31![Frontier logo]()
$149
This Super.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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.
Sat 8/299:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Deal found 8/1![JetBlue logo]()
$151
This Cheapflightsfares deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/229:55 pm
EWR
- SJU
Nonstop4h 05m
JetBlue
Deal found 7/30![JetBlue logo]()
$152
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:55 am
EWR
- SJU
2 stops19h 01m
Frontier
Deal found 7/30![Frontier logo]()
$153
This JetBlue deal was found by Cheapflights users on 8/4. Clicking the “Pick Dates” 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 8/316:00 am
EWR
- SJU
Nonstop3h 58m
JetBlue
Deal found 8/4![JetBlue logo]()
$154
This JetBlue deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Fri 10/29:40 am
EWR
- SJU
Nonstop4h 00m
JetBlue
Deal found 7/30![JetBlue logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 9/211:30 am
EWR
- SJU
1 stop8h 08m
Frontier
Deal found 7/31![Frontier logo]()
$156
This Super.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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.
Sat 9/56:05 am
EWR
- SJU
1 stop7h 06m
JetBlue
Deal found 8/1![JetBlue logo]()
$157
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2912:25 pm
EWR
- SJU
1 stop9h 30m
American Airlines
Deal found 7/30![American Airlines logo]()
$158
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” 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 10/45:00 am
EWR
- SJU
1 stop10h 07m
American Airlines
Deal found 8/2![American Airlines logo]()
$159
This Jetabroad deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/99:00 am
EWR
- SJU
Nonstop4h 03m
JetBlue
Deal found 7/30![JetBlue logo]()
$160
Find flight deals from Newark to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) 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 August 4, 2026.
Round-trip from | $281 (Cheapflightsfares) |
|---|---|
One-way from | $149 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $372 |
Cheapflights Fare Finder
Customize your flight search to find flights from Newark 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 August 4, 2026.
Use the filters below to find and compare flights from Newark Airport to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Tue 9/15
9:40 am-1:40 pm
Nonstop4h 00m
San Juan Luis Munoz Marin Intl
Tue 9/22
4:29 pm-11:06 pm
1 stop6h 37m
$283
Quickest round-trip
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Mon 10/5
9:47 am-1:45 pm
Nonstop3h 58m
San Juan Luis Munoz Marin Intl
Sun 10/11
1:00 am-5:04 am
Nonstop4h 04m
$309
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Fri 11/13
9:00 am-2:03 pm
Nonstop4h 03m
San Juan Luis Munoz Marin Intl
Mon 11/16
8:50 pm-11:58 pm
Nonstop4h 08m
$310
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Mon 9/7
9:55 pm-2:00 am
Nonstop4h 05m
San Juan Luis Munoz Marin Intl
Wed 9/16
2:49 pm-9:35 pm
1 stop6h 46m
$313
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Sun 9/20
6:00 am-12:54 pm
1 stop6h 54m
San Juan Luis Munoz Marin Intl
Tue 9/22
4:20 pm-8:27 pm
Nonstop4h 07m
$314
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Thu 10/22
6:00 am-3:21 pm
1 stop9h 21m
San Juan Luis Munoz Marin Intl
Sun 10/25
7:45 pm-11:54 pm
Nonstop4h 09m
$315
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Sun 9/27
8:30 am-3:23 pm
1 stop6h 53m
San Juan Luis Munoz Marin Intl
Wed 9/30
3:00 pm-7:08 pm
Nonstop4h 08m
$315
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Tue 12/8
7:00 am-11:50 am
Nonstop3h 50m
San Juan Luis Munoz Marin Intl
Tue 12/15
7:35 pm-10:53 pm
Nonstop4h 18m
$327
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Fri 9/25
9:47 am-1:45 pm
Nonstop3h 58m
San Juan Luis Munoz Marin Intl
Fri 10/2
1:25 pm-5:34 pm
Nonstop4h 09m
$327
NewarkSan Juan
EWR - SJU
EWRSJU
Newark
Thu 10/8
8:00 am-11:57 am
Nonstop3h 57m
San Juan Luis Munoz Marin Intl
Tue 10/13
7:00 am-6:39 pm
1 stop11h 39m
$363
Showing 1-10 of 24 resultsSorted by cheapest first
Best time to book a flight from Newark to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Newark with our price prediction graph.
EWR-PR1
EWR-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 Newark Airport to San Juan
EWR-PR1
EWR-SJU
What is the cheapest month to book a flight from Newark Airport to San Juan?
Currently, October is the cheapest month in which you can book a flight from Newark Airport to San Juan (average of $256). Flying from Newark Airport to San Juan in July is currently the most expensive (average of $438). 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 EWR to SJU?
Find hourly flight availability from Newark 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 August 4, 2026.
One of the essential ways to save on airfare from Newark Airport to San Juan is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 17% on airfare.
Weekly flight availability from Newark Airport to San Juan
Explore weekly flight availability from Newark 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 August 4, 2026.
The most flights from EWR to PR1 are scheduled on a Tuesday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (9 on average).
How much does it cost to fly round-trip from Newark Airport to San Juan?
Airfare is below average for this route at the moment.
Newark Airport to San Juan flights typically cost between $297 and $479 in September.The cheapest round-trip price found within the last 5 days was $281 on JetBlue (Sep 5-Sep 9).
How often are flights from Newark to San Juan delayed?
About 24% of weekly flights between Newark and San Juan have experienced delays in the past year, with the average delay time being 165 minutes.
What is the most punctual flight time for Newark to San Juan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Newark to San Juan flights?
Over the last year, JetBlue have had the lowest number of delays on this route, with just 20% of flights being delayed.
How far ahead should I book a flight from Newark Airport to San Juan?
The best time to book flights from Newark Airport to San Juan is 57 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 Newark Airport to San Juan?
Use this chart to determine the cheapest time to fly round-trip from Newark to San Juan. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Newark Airport to San Juan flight should consider departing on Monday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 August 4, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andJetBlue from Newark Airport 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.
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Comfort
7.8
Overall
7.8
Entertainment
7.8
Crew
8.5
Boarding
8.1
Food
7.2
Reviews
1 / 20
2.0
MediocreBarney,May 2026
JFK - ATL
Related info for your journey
Find useful and relevant information for your journey from Newark to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Newark
Popular flights
Alternative routes for Newark 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 Newark to San Juan by cabin class
Find flights from Newark to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Newark and San Juan flights
Browse other Newark and San Juan flight options. Last updated on August 4, 2026.
Other flights from Newark
Browse through other flights departing from Newark. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Newark to San Juan
Discover the top 5 airlines that operate flights from Newark 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$239 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$161 | Average$398 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$164 | Average$389 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$166 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$212 | Average$433 | FlexibilityNo cancel fee | On-time69% |