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Cheap flights from Newark Airport to San Juan from $72

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 10/24. 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.
Multiple Airlines Logo
7:18 pm - 1:44 amEWR-SJU
6h 26m1 stop
Multiple Airlines Logo
5:51 pm - 10:04 pmSJU-EWR
4h 13mnonstop
$136Multiple Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Multiple Airlines Logo
2:00 pm - 1:44 amEWR-SJU
11h 44m1 stop
Multiple Airlines Logo
5:51 pm - 10:04 pmSJU-EWR
4h 13mnonstop
$140Multiple Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Frontier Logo
10:00 pm - 2:02 amEWR-SJU
4h 02mnonstop
Frontier Logo
4:51 pm - 9:04 pmSJU-EWR
4h 13mnonstop
$143Frontier
Find Deal
Sat, Oct 11 - Fri, Oct 17
Frontier Logo
10:00 pm - 2:02 amEWR-SJU
4h 02mnonstop
Frontier Logo
4:51 pm - 9:04 pmSJU-EWR
4h 13mnonstop
$144Frontier
Find Deal
Fri, Oct 17 - Fri, Oct 24
Frontier Logo
10:00 pm - 2:02 amEWR-SJU
4h 02mnonstop
Frontier Logo
4:51 pm - 9:04 pmSJU-EWR
4h 13mnonstop
$146Frontier
Find Deal
Sat, Oct 11 - Sat, Oct 18
United Airlines Logo
7:54 pm - 11:57 pmEWR-SJU
4h 03mnonstop
United Airlines Logo
6:40 pm - 10:50 pmSJU-EWR
4h 10mnonstop
$152United Airlines
Find Deal
Tue, Oct 21 - Sat, Oct 25
JetBlue Logo
6:00 am - 10:49 amEWR-SJU
3h 49mnonstop
JetBlue Logo
11:45 am - 3:00 pmSJU-EWR
4h 15mnonstop
$153JetBlue
Find Deal
Fri, Nov 14 - Mon, Nov 17
United Airlines Logo
7:55 am - 12:00 pmEWR-SJU
4h 05mnonstop
United Airlines Logo
4:55 pm - 11:59 pmSJU-EWR
7h 04m1 stop
$157United Airlines
Find Deal
Mon, Oct 20 - Sat, Oct 25
JetBlue Logo
6:15 am - 10:10 amEWR-SJU
3h 55mnonstop
JetBlue Logo
5:00 pm - 9:04 pmSJU-EWR
4h 04mnonstop
$179JetBlue
Find Deal
Tue, Oct 14 - Wed, Oct 22
Spirit Airlines Logo
10:55 am - 1:44 amEWR-SJU
14h 49m1 stop
Spirit Airlines Logo
2:49 am - 12:35 pmSJU-EWR
9h 46m1 stop
$192Spirit Airlines
Find Deal
Wed, Oct 22 - Fri, Oct 24

Frontier flights from Newark Airport to San Juan

Our best Frontier deals on Newark Airport to San Juan flight tickets
Frontier
Oct 11
EWR10:00 pmNewark
4h 02m
SJU2:02 amSan Juan Luis Munoz Marin Intl
Oct 17
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 13m
EWR9:04 pmNewark
$143
Find similar
Frontier
Oct 17
EWR10:00 pmNewark
4h 02m
SJU2:02 amSan Juan Luis Munoz Marin Intl
Oct 24
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 13m
EWR9:04 pmNewark
$144
Find similar
Frontier
Oct 11
EWR10:00 pmNewark
4h 02m
SJU2:02 amSan Juan Luis Munoz Marin Intl
Oct 18
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 13m
EWR9:04 pmNewark
$146
Find similar

United Airlines flights from Newark Airport to San Juan

Our best United Airlines deals on Newark Airport to San Juan flight tickets
United Airlines
Oct 21
EWR7:54 pmNewark
4h 03m
SJU11:57 pmSan Juan Luis Munoz Marin Intl
Oct 25
SJU6:40 pmSan Juan Luis Munoz Marin Intl
4h 10m
EWR10:50 pmNewark
$152
Find similar
United Airlines
Oct 20
EWR7:55 amNewark
4h 05m
SJU12:00 pmSan Juan Luis Munoz Marin Intl
Oct 25
SJU4:55 pmSan Juan Luis Munoz Marin Intl
7h 04m
1 stop
EWR11:59 pmNewark
$157
Find similar
United Airlines
Oct 29
EWR3:03 pmNewark
6h 19m
1 stop
SJU9:22 pmSan Juan Luis Munoz Marin Intl
Nov 5
SJU5:50 pmSan Juan Luis Munoz Marin Intl
6h 48m
1 stop
EWR11:38 pmNewark
$161
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 October 1, 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

Tue 10/28

7:18 pm-1:44 am

1 stop6h 26m

San Juan Luis Munoz Marin Intl

Sat 11/1

5:51 pm-10:04 pm

Nonstop4h 13m

$136

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/28

2:00 pm-1:44 am

1 stop11h 44m

San Juan Luis Munoz Marin Intl

Sat 11/1

5:51 pm-10:04 pm

Nonstop4h 13m

$140

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 10/11

10:00 pm-2:02 am

Nonstop4h 02m

San Juan Luis Munoz Marin Intl

Fri 10/17

4:51 pm-9:04 pm

Nonstop4h 13m

$143

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Fri 10/17

10:00 pm-2:02 am

Nonstop4h 02m

San Juan Luis Munoz Marin Intl

Fri 10/24

4:51 pm-9:04 pm

Nonstop4h 13m

$144

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 10/11

10:00 pm-2:02 am

Nonstop4h 02m

San Juan Luis Munoz Marin Intl

Sat 10/18

4:51 pm-9:04 pm

Nonstop4h 13m

$146

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/21

7:54 pm-11:57 pm

Nonstop4h 03m

San Juan Luis Munoz Marin Intl

Sat 10/25

6:40 pm-10:50 pm

Nonstop4h 10m

$152

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Fri 11/14

6:00 am-10:49 am

Nonstop3h 49m

San Juan Luis Munoz Marin Intl

Mon 11/17

11:45 am-3:00 pm

Nonstop4h 15m

$153

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Mon 10/20

7:55 am-12:00 pm

Nonstop4h 05m

San Juan Luis Munoz Marin Intl

Sat 10/25

4:55 pm-11:59 pm

1 stop7h 04m

$157

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 10/14

6:15 am-10:10 am

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Wed 10/22

5:00 pm-9:04 pm

Nonstop4h 04m

$179

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 10/22

10:55 am-1:44 am

1 stop14h 49m

San Juan Luis Munoz Marin Intl

Fri 10/24

2:49 am-12:35 pm

1 stop9h 46m

$192

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 October, then March is your next best option. Flight prices from Newark Airport to San Juan during March average around $221.

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 $249. The most expensive day to fly to San Juan is Thursday, with ticket prices averaging around $310.

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 $217. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $308 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 $277 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 $226 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

1 airport
The fastest flight from Newark Airport to San Juan takes 3h 43m
Direct flights go from Newark Airport to San Juan every day.
There is 1 airport near San Juan: 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 $89Free CancellationRating
5.8
3,154 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $143Free CancellationRating
6.3
8,065 reviews
Search Spirit Airlines flights
JetBluePriceFrom $145Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
American AirlinesPriceFrom $155Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $155Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $199Free CancellationRating
7.4
8,929 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