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Cheap flights from Newark Airport to San Juan from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newark Airport to San Juan departing on 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Newark Airport to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:30 pm - 3:13 am
EWR
-
SJU
3h 43mnonstop
Frontier Logo
7:10 am - 10:30 am
SJU
-
EWR
4h 20mnonstop
$166Frontier
Fri, Jan 9 - Sat, Jan 31
Multiple Airlines Logo
1:00 pm - 1:20 am
EWR
-
SJU
11h 20m1 stop
Multiple Airlines Logo
7:10 am - 10:30 am
SJU
-
EWR
4h 20mnonstop
$167Multiple Airlines
Sun, Jan 18 - Thu, Jan 22
Multiple Airlines Logo
7:55 am - 3:35 pm
EWR
-
SJU
6h 40m1 stop
Multiple Airlines Logo
7:10 am - 10:30 am
SJU
-
EWR
4h 20mnonstop
$168Multiple Airlines
Thu, Jan 8 - Sat, Jan 24
Spirit Airlines Logo
11:22 am - 4:22 pm
EWR
-
SJU
4h 00mnonstop
Spirit Airlines Logo
5:50 pm - 9:05 pm
SJU
-
EWR
4h 15mnonstop
$169Spirit Airlines
Wed, Jan 14 - Wed, Jan 28
Multiple Airlines Logo
5:25 am - 6:58 pm
EWR
-
SJU
12h 33m2 stops
Multiple Airlines Logo
7:10 am - 10:30 am
SJU
-
EWR
4h 20mnonstop
$170Multiple Airlines
Mon, Feb 2 - Tue, Feb 10
Frontier Logo
11:30 am - 4:25 pm
EWR
-
SJU
3h 55mnonstop
Frontier Logo
3:22 pm - 1:03 am
SJU
-
EWR
9h 41m1 stop
$171Frontier
Wed, Mar 4 - Tue, Mar 10
Spirit Airlines Logo
1:55 pm - 6:55 pm
EWR
-
SJU
4h 00mnonstop
Spirit Airlines Logo
5:50 pm - 9:05 pm
SJU
-
EWR
4h 15mnonstop
$172Spirit Airlines
Sun, Jan 4 - Thu, Jan 15
Multiple Airlines Logo
10:30 pm - 3:13 am
EWR
-
SJU
3h 43mnonstop
Multiple Airlines Logo
6:00 am - 1:03 pm
SJU
-
EWR
8h 03m1 stop
$173Multiple Airlines
Tue, Jan 6 - Tue, Jan 13
Multiple Airlines Logo
7:55 am - 3:35 pm
EWR
-
SJU
6h 40m1 stop
Multiple Airlines Logo
7:10 am - 10:30 am
SJU
-
EWR
4h 20mnonstop
$174Multiple Airlines
Sun, Jan 11 - Thu, Jan 22
Multiple Airlines Logo
6:32 pm - 11:44 pm
EWR
-
SJU
28h 12m1 stop
Multiple Airlines Logo
6:48 pm - 3:10 pm
SJU
-
EWR
21h 22m1 stop
$175Multiple Airlines
Mon, Jan 5 - Fri, Jan 16

Spirit Airlines flights from Newark Airport to San Juan

Our best Spirit Airlines deals on Newark Airport to San Juan flight tickets
Spirit Airlines
Jan 4
EWR1:55 pmNewark
4h 00m
SJU6:55 pmSan Juan Luis Munoz Marin Intl
Jan 15
SJU5:50 pmSan Juan Luis Munoz Marin Intl
4h 15m
EWR9:05 pmNewark
$172
Find similar
Spirit Airlines
Jan 11
EWR11:22 amNewark
4h 00m
SJU4:22 pmSan Juan Luis Munoz Marin Intl
Jan 16
SJU6:00 amSan Juan Luis Munoz Marin Intl
8h 03m
1 stop
EWR1:03 pmNewark
$174
Find similar
Spirit Airlines
Feb 21
EWR11:32 amNewark
4h 00m
SJU4:32 pmSan Juan Luis Munoz Marin Intl
Feb 26
SJU5:45 pmSan Juan Luis Munoz Marin Intl
4h 15m
EWR9:00 pmNewark
$181
Find similar

Delta flights from Newark Airport to San Juan

Our best Delta deals on Newark Airport to San Juan flight tickets
Delta
Feb 3
EWR6:00 amNewark
7h 31m
1 stop
SJU2:31 pmSan Juan Luis Munoz Marin Intl
Feb 11
SJU7:30 amSan Juan Luis Munoz Marin Intl
10h 01m
1 stop
EWR4:31 pmNewark
$185
Find similar
Delta
Dec 31
EWR6:15 amNewark
7h 18m
1 stop
SJU2:33 pmSan Juan Luis Munoz Marin Intl
Jan 6
SJU3:20 pmSan Juan Luis Munoz Marin Intl
8h 53m
1 stop
EWR11:13 pmNewark
$279
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Newark Airport 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
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

Price

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Fri 1/9

10:30 pm-3:13 am

Nonstop3h 43m

San Juan Luis Munoz Marin Intl

Sat 1/31

7:10 am-10:30 am

Nonstop4h 20m

$166

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 1/18

1:00 pm-1:20 am

1 stop11h 20m

San Juan Luis Munoz Marin Intl

Thu 1/22

7:10 am-10:30 am

Nonstop4h 20m

$167

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Thu 1/8

7:55 am-3:35 pm

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Sat 1/24

7:10 am-10:30 am

Nonstop4h 20m

$168

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 1/14

11:22 am-4:22 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Wed 1/28

5:50 pm-9:05 pm

Nonstop4h 15m

$169

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Mon 2/2

5:25 am-6:58 pm

2 stops12h 33m

San Juan Luis Munoz Marin Intl

Tue 2/10

7:10 am-10:30 am

Nonstop4h 20m

$170

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 3/4

11:30 am-4:25 pm

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Tue 3/10

3:22 pm-1:03 am

1 stop9h 41m

$171

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 1/4

1:55 pm-6:55 pm

Nonstop4h 00m

San Juan Luis Munoz Marin Intl

Thu 1/15

5:50 pm-9:05 pm

Nonstop4h 15m

$172

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 1/6

10:30 pm-3:13 am

Nonstop3h 43m

San Juan Luis Munoz Marin Intl

Tue 1/13

6:00 am-1:03 pm

1 stop8h 03m

$173

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 1/11

7:55 am-3:35 pm

1 stop6h 40m

San Juan Luis Munoz Marin Intl

Thu 1/22

7:10 am-10:30 am

Nonstop4h 20m

$174

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Mon 1/5

6:32 pm-11:44 pm

1 stop28h 12m

San Juan Luis Munoz Marin Intl

Fri 1/16

6:48 pm-3:10 pm

1 stop21h 22m

$175

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from Newark Airport to San Juan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan?

If you’re not able to fly to San Juan in March, then January is your next best option. Flight prices from Newark Airport to San Juan during January average around $234.

What is the cheapest day to depart on your flight to San Juan?

The cheapest day to depart from Newark Airport to San Juan is on a Tuesday when prices can be found for as low as $253. The most expensive day to fly to San Juan is Thursday, with ticket prices averaging around $315.

What is the cheapest time of day to depart on your flight to San Juan?

The cheapest time of day to fly to San Juan is at noon when flights can be purchased for as low as $225. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $298 on average. Flights to San Juan from Newark Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Newark to San Juan flight route?

Fly from Newark to San Juan Luis Munoz Marin Intl for the best Newark - San Juan flight prices

How far in advance should I book a flight to San Juan?

You are more likely to see cheaper flights to San Juan from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $284 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Newark Airport for as low as $237 on momondo.

What cabin class options are available on Newark to San Juan flights?

There are 4 cabin classes available to choose from on Newark to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Newark Airport to San Juan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Newark Airport to San Juan

Fastest flight time

3h 43m

Direct flights

Every day

Airports in San Juan

2 airports
The fastest flight from Newark Airport to San Juan takes 3h 43m
Direct flights go from Newark Airport to San Juan every day.
There are 2 airports in San Juan. From Newark Airport there are direct flights to San Juan Luis Munoz Marin Intl (SJU).
Search flight deals

  • How far is Newark to San Juan by plane?

    A flight from Newark to San Juan will travel around 1607.7 mi. A reasonable flight in good conditions will take 3h 43m.

  • When did momondo last update prices for flights from Newark Airport to San Juan?

    Prices for flights from Newark Airport to San Juan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Newark Airport to San Juan?

  • How old do you have to be to fly from Newark Airport to San Juan?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Newark Airport to San Juan.

  • What documentation or ID do you need to fly to San Juan?

    The travel and health documents required for your trip to San Juan can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Newark Airport to San Juan

Compare and see reviews for airlines that fly from Newark Airport to San Juan with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $88Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
JetBluePriceFrom $144Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $147Free CancellationRating
6.3
8,190 reviews
Search Spirit Airlines flights
DeltaPriceFrom $155Free CancellationRating
7.9
8,006 reviews
Search Delta flights
American AirlinesPriceFrom $161Free CancellationRating
7.2
11,053 reviews
Search American Airlines flights
United AirlinesPriceFrom $190Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from New York to San Juan?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Juan from New York.

Can I find flights from New York to San Juan with flexible booking policies on momondo?

All flight searches from New York to San Juan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New York to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New York to San Juan.

I’m not ready to book a flight from New York to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from New York and alert you when they change.

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Find better results for your trip to Puerto Rico

Fly into one of these airports located in San Juan

Airports listed have a maximum distance of 7.1 mi from San Juan
San Juan Isla Grande Airport
San Juan Luis Munoz Marin Intl Airport