Flights from Newark to San Juan (Puerto Rico)

Our cheapest offers for flights from Newark to San Juan (Puerto Rico)

Here you can compare cheap flights from Newark (EWR) to San Juan (Puerto Rico) (SJU) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Juan (Puerto Rico). Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Newark
San Juan (Puerto Rico)
Outbound
12/30/25
1 Stopover (MIA)
NK0755, NK0758
11h 43min
Return
-
Spirit Airlines
$150
Best option
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
direct
F93573
03h 43min
Return
01/24/26
direct
F93111
04h 25min
Frontier Airlines
$171
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
direct
F93573
03h 43min
Return
01/24/26
direct
F93111
04h 25min
Frontier Airlines
$195
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
direct
F93573
03h 43min
Return
01/24/26
direct
F93111
04h 25min
Frontier Airlines ?
$202
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
direct
B62389
04h 06min
Return
01/24/26
direct
B62390
04h 13min
JetBlue Airways ?
$203
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
1 Stopover (DTW)
NK2368, NK1842
09h 03min
Return
01/24/26
1 Stopover (DTW)
NK1841, NK1413
13h 04min
Spirit Airlines
$276
Newark
San Juan (Puerto Rico)
Outbound
02/14/26
1 Stopover (DFW)
NK3774, NK2653
12h 53min
Return
02/22/26
2 Stopovers (DFW, DTW)
NK2654, NK2129, NK1413
25h 36min
Spirit Airlines
$394
Newark
San Juan (Puerto Rico)
Outbound
01/10/26
1 Stopover (IAH)
UA1004, UA1497
09h 41min
Return
01/24/26
direct
UA2219
04h 19min
United Airlines ?
$450
Newark
San Juan (Puerto Rico)
Outbound
02/14/26
1 Stopover (DTW)
DL2596, DL1913
07h 16min
Return
02/22/26
1 Stopover (ATL)
DL1763, DL2312
10h 23min
Delta Air Lines ?
$521
Newark
San Juan (Puerto Rico)
Outbound
04/03/26
1 Stopover (IAD)
UA1784, UA2025
23h 29min
Return
04/16/26
1 Stopover (ORD)
UA2088, UA1209
09h 09min
United Airlines ?
$531
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Newark to San Juan (Puerto Rico)

Favorite airline: Spirit Airlines
98 % of bookings on this flight route are made with Spirit Airlines, United Airlines and American Airlines.
Spirit Airlines
54 %
United Airlines
40 %
American Airlines
4 %
Cheapest weekday: Tuesday
Flight prices fluctuate throughout the week. Flights are 70 % cheaper on Tuesday.
Stopover flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 14 % cheaper.
non stop flight
1 stop
03h 58min
10h 07min
$ 212
$ 186
The favorite connection is non-stop
Flights from Newark to San Juan (Puerto Rico) are most often booked as a direct flight.
Route
bookings
Direct flights
03h 58min, from $ 212
82 %
1 stopover Orlando International Airport, FL
10h 07min, from $ 186
11 %
1 stopover Fort Lauderdale-Hollywood International Airport, FL
17h 00min, from $ 340
5 %

Important flight information

Flight information: Newark - San Juan (Puerto Rico)

Cheapest outbound flight from $ 149,97
Roundtrip from $ 170,97
Flight duration min. 03:48 / max. 03:55
Return flight duration min. 04:10/ max. 04:14
Distance 2597 km
Flights per week 32
Departure airport Airport New York - Newark Liberty International Airport, NJ (EWR)
Arrival airport Airport San Juan - Luis Muñoz Marín International Airport (SJU)
Destination country Flights to Puerto Rico
Alternative routes to Puerto Rico
Alternative flights to San Juan (Puerto Rico)
Flight destinations with a similar price
Flight destinations with a similar price