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Cheap flights from Newark Airport to San Juan from $66

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 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Newark Airport to San Juan

Cheap round-trip flights

Frontier Logo
9:00 pm - 2:03 amEWR-SJU
4h 03mnonstop
Frontier Logo
4:51 pm - 8:04 pmSJU-EWR
4h 13mnonstop
$115Frontier
Find Deal
Tue, Nov 11 - Sat, Nov 15
Frontier Logo
10:00 pm - 1:58 amEWR-SJU
3h 58mnonstop
Frontier Logo
4:51 pm - 9:04 pmSJU-EWR
4h 13mnonstop
$124Frontier
Find Deal
Wed, Sep 24 - Wed, Oct 8
Frontier Logo
10:00 pm - 1:58 amEWR-SJU
3h 58mnonstop
Frontier Logo
4:51 pm - 9:02 pmSJU-EWR
4h 11mnonstop
$125Frontier
Find Deal
Sat, Sep 20 - Tue, Sep 23
Frontier Logo
10:00 pm - 1:58 amEWR-SJU
3h 58mnonstop
Frontier Logo
4:51 pm - 9:02 pmSJU-EWR
4h 11mnonstop
$126Frontier
Find Deal
Wed, Sep 24 - Thu, Oct 2
Frontier Logo
10:00 pm - 1:58 amEWR-SJU
3h 58mnonstop
Frontier Logo
4:51 pm - 9:02 pmSJU-EWR
4h 11mnonstop
$127Frontier
Find Deal
Thu, Sep 25 - Sat, Oct 4
American Airlines Logo
6:31 pm - 11:11 amEWR-SJU
16h 40m1 stop
American Airlines Logo
4:43 pm - 9:54 amSJU-EWR
17h 11m1 stop
$145American Airlines
Find Deal
Mon, Sep 22 - Wed, Sep 24
Spirit Airlines Logo
7:00 pm - 11:00 pmEWR-SJU
4h 00mnonstop
Spirit Airlines Logo
11:59 pm - 4:11 amSJU-EWR
4h 12mnonstop
$146Spirit Airlines
Find Deal
Mon, Jul 28 - Thu, Jul 31
Logo
10:00 pm - 2:03 amEWR-SJU
4h 03mnonstop
Logo
11:59 pm - 4:11 amSJU-EWR
4h 12mnonstop
$148
Find Deal
Mon, Aug 4 - Fri, Aug 8
Logo
10:00 pm - 2:03 amEWR-SJU
4h 03mnonstop
Logo
11:59 pm - 4:11 amSJU-EWR
4h 12mnonstop
$150
Find Deal
Mon, Aug 4 - Fri, Aug 8
Spirit Airlines Logo
7:00 pm - 11:00 pmEWR-SJU
4h 00mnonstop
Spirit Airlines Logo
10:14 pm - 9:17 amSJU-EWR
11h 03m1 stop
$151Spirit Airlines
Find Deal
Mon, Jul 28 - Thu, Jul 31

Frontier flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Newark Airport to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Nov 11
EWR9:00 pmNewark
4h 03m
SJU2:03 amSan Juan Luis Munoz Marin Intl
Nov 15
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 13m
EWR8:04 pmNewark
$115
Find similar
Frontier
Sep 24
EWR10:00 pmNewark
3h 58m
SJU1:58 amSan Juan Luis Munoz Marin Intl
Oct 8
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 13m
EWR9:04 pmNewark
$124
Find similar
Frontier
Sep 20
EWR10:00 pmNewark
3h 58m
SJU1:58 amSan Juan Luis Munoz Marin Intl
Sep 23
SJU4:51 pmSan Juan Luis Munoz Marin Intl
4h 11m
EWR9:02 pmNewark
$125
Find similar

Spirit Airlines flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport

Our best Spirit Airlines deals on Newark Airport to San Juan Luis Munoz Marin Intl Airport flight tickets
Spirit Airlines
Jul 28
EWR7:00 pmNewark
4h 00m
SJU11:00 pmSan Juan Luis Munoz Marin Intl
Jul 31
SJU11:59 pmSan Juan Luis Munoz Marin Intl
4h 12m
EWR4:11 amNewark
$146
Find similar
Spirit Airlines
Jul 28
EWR7:00 pmNewark
4h 00m
SJU11:00 pmSan Juan Luis Munoz Marin Intl
Jul 31
SJU10:14 pmSan Juan Luis Munoz Marin Intl
11h 03m
1 stop
EWR9:17 amNewark
$151
Find similar
Spirit Airlines
Jul 28
EWR7:00 pmNewark
4h 00m
SJU11:00 pmSan Juan Luis Munoz Marin Intl
Jul 31
SJU11:59 pmSan Juan Luis Munoz Marin Intl
4h 12m
EWR4:11 amNewark
$161
Find similar

See travel insights to San Juan from

How to get the cheapest flight ticket from Newark Airport to San Juan Luis Munoz Marin Intl Airport

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 Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $207.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Newark Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $252. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Newark Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $302.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as $228. Flights in the evening are often more expensive with an average ticket price of $321.

What is the cheapest Newark to San Juan Luis Munoz Marin Intl flight route?

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

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $266 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Newark Airport for as low as $223 on momondo.

What cabin class options are available on Newark to San Juan Luis Munoz Marin Intl flights?

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

Can stopping save me money on Newark Airport to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Newark Airport to San Juan Luis Munoz Marin Intl Airport flight.

How have Newark Airport to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of July 2025, prices for Newark Airport to San Juan Luis Munoz Marin Intl Airport flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Newark Airport to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Newark Airport to San Juan Luis Munoz Marin Intl Airport (EWR to SJU) flight deals and tips

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

Best Price Found

$66

Fastest flight time

3h 58m

Direct flights

Every day
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Newark Airport in the past 72 hours is $66. The best round-trip flight deal from Newark Airport to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $115.
The fastest flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport takes 3h 58m
Direct flights go from Newark Airport to San Juan Luis Munoz Marin Intl Airport every day.
Search flight deals

  • How far is Newark to San Juan Luis Munoz Marin Intl by plane?

    The distance between Newark and San Juan Luis Munoz Marin Intl is about 1611.4 mi. 3h 58m is a normal flight duration for this route.

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

    Prices for flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport were last updated today.

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

  • How old do you have to be to fly from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Newark Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Newark Airport to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $90Free CancellationRating
5.9
3,260 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $140Free CancellationRating
6.3
8,047 reviews
Search Spirit Airlines flights
JetBluePriceFrom $144Free CancellationRating
7.3
2,908 reviews
Search JetBlue flights
DeltaPriceFrom $186Free CancellationRating
8.0
7,953 reviews
Search Delta flights
United AirlinesPriceFrom $207Free CancellationRating
7.4
8,856 reviews
Search United Airlines flights
American AirlinesPriceFrom $227Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • United Airlines Flights From Newark Airport to San Juan Luis Munoz Marin Intl Airport

    United Airlines operates around 21 flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport every week. The average price of these flights found in the last 72 hours has been $424, but momondo users have found United Airlines deals from Newark Airport to San Juan Luis Munoz Marin Intl Airport from as low as $207 round-trip. United Airlines has been scored 7.4/10 in 8,856 reviews.

  • JetBlue Flights From Newark Airport to San Juan Luis Munoz Marin Intl Airport

    $144 is the best JetBlue flight deal from Newark Airport to San Juan Luis Munoz Marin Intl Airport found on momondo over the last 72 hours. The average JetBlue ticket price found was closer to $355, however, with flight time and availability significantly affecting the price. JetBlue (7.3/10 from 2,908 user reviews) flies into San Juan Luis Munoz Marin Intl Airport from Newark Airport 14 times in an average week so prices can vary.

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Humacao
Rio Grande
Bayamón

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New York to San Juan. momondo saves you time and could save you money on your trip.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from New York.

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

Yes momondo offers price alerts on flights to San Juan from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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