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Luis Munoz Marin Intl

$73+ Cheap flights from New Jersey to Luis Munoz Marin Intl (SJU)

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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from New Jersey to Luis Munoz Marin Intl

Cheapest flights from New Jersey to Luis Munoz Marin Intl
Explore the most affordable flight options available from New Jersey to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:00 pmJFK - SJU
Nonstop3h 54mFrontier
Wed 1/77:26 pmSJU - JFK
1 stop29h 41mFrontier
Deal found 12/17$180
This JetBlue deal was found by Cheapflights users on 12/17. 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.
Wed 12/319:55 pmJFK - SJU
Nonstop4h 04mJetBlue
Tue 1/611:06 amSJU - JFK
Nonstop4h 06mJetBlue
Deal found 12/17$186
This Priceline deal was found by Cheapflights users on 12/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:00 pmEWR - SJU
Nonstop3h 59mJetBlue
Tue 1/63:15 pmSJU - EWR
Nonstop4h 19mJetBlue
Deal found 12/17$186
This Super.com deal was found by Cheapflights users on 12/16. 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.
Tue 12/306:30 amPHL - SJU
1 stop7h 27mFrontier
Wed 1/77:18 pmSJU - PHL
1 stop14h 19mFrontier
Deal found 12/16$189
This JetBlue deal was found by Cheapflights users on 12/17. 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.
Wed 12/311:49 pmJFK - SJU
Nonstop4h 00mJetBlue
Tue 2/36:05 amSJU - JFK
Nonstop4h 06mJetBlue
Deal found 12/17$192
This Super.com deal was found by Cheapflights users on 12/15. 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.
Tue 12/309:59 pmTTN - SJU
1 stop17h 00mFrontier
Tue 1/138:57 amSJU - TTN
1 stop13h 47mFrontier
Deal found 12/15$192
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:55 pmLGA - SJU
1 stop25h 29mFrontier
Tue 1/137:21 pmSJU - LGA
1 stop17h 08mFrontier
Deal found 12/17$192
This Expedia deal was found by Cheapflights users on 12/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:55 pmJFK - SJU
Nonstop4h 04mMultiple Airlines
Wed 1/218:00 amSJU - JFK
1 stop8h 27mMultiple Airlines
Deal found 12/16$193
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:55 pmLGA - SJU
1 stop25h 29mFrontier
Wed 1/144:35 pmSJU - LGA
1 stop7h 40mFrontier
Deal found 12/16$193
This JetBlue deal was found by Cheapflights users on 12/16. 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.
Wed 12/245:01 amJFK - SJU
Nonstop3h 53mJetBlue
Wed 1/148:15 amSJU - JFK
Nonstop4h 03mJetBlue
Deal found 12/16$196
This JetBlue deal was found by Cheapflights users on 12/16. 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 12/2610:00 pmEWR - SJU
Nonstop3h 59mJetBlue
Fri 1/96:01 amSJU - EWR
Nonstop4h 16mJetBlue
Deal found 12/16$196
This Cheapflightsfares deal was found by Cheapflights users on 12/16. 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.
Mon 12/296:00 amPHL - SJU
1 stop16h 15mFrontier
Mon 1/125:45 amSJU - PHL
1 stop12h 22mFrontier
Deal found 12/16$199

Find flight deals from New Jersey to Luis Munoz Marin Intl

Keep the following information in mind while searching for New Jersey to Luis Munoz Marin Intl flight deals. Data was last updated December 18, 2025.

Round-trip from

$148
(Super.com)

One-way from

$73
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$364

Good round-trip deal

$215 or less

Good one-way deal

$118 or less
From New Jersey to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from New Jersey to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from New Jersey to San Juan Luis Munoz Marin Intl.
Search Deals
Price to beat on a one-way flight from New Jersey to San Juan Luis Munoz Marin Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Jersey to Luis Munoz Marin Intl 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 December 18, 2025.
Use the filters below to find and compare flights from New Jersey to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

New Jersey

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

New YorkSan Juan

LGA - SJU

LGASJU

New York LaGuardia

Mon 1/26

6:20 am-3:12 pm

1 stop7h 52m

San Juan Luis Munoz Marin Intl

Fri 1/30

11:52 am-7:00 pm

1 stop8h 08m

$170

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Tue 2/3

3:21 pm-11:59 pm

1 stop7h 38m

San Juan Luis Munoz Marin Intl

Tue 2/10

2:07 pm-11:39 pm

1 stop10h 32m

$172

New YorkSan Juan

JFK - SJU

JFKSJU

New York John F Kennedy Intl

Thu 1/15

5:05 am-9:58 am

Nonstop3h 53m

San Juan Luis Munoz Marin Intl

Tue 1/20

8:15 am-11:18 am

Nonstop4h 03m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/5

8:38 pm-10:24 am

1 stop12h 46m

San Juan Luis Munoz Marin Intl

Tue 2/10

5:25 pm-11:39 pm

1 stop7h 14m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 1/29

8:38 pm-10:24 am

1 stop12h 46m

San Juan Luis Munoz Marin Intl

Tue 2/10

2:07 pm-11:39 pm

1 stop10h 32m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Mon 1/26

8:27 pm-3:26 pm

1 stop17h 59m

San Juan Luis Munoz Marin Intl

Wed 1/28

8:00 am-11:09 am

1 stop28h 09m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/31

8:19 pm-9:54 am

1 stop12h 35m

San Juan Luis Munoz Marin Intl

Thu 2/5

8:00 am-7:48 pm

1 stop12h 48m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Thu 2/5

8:38 pm-10:24 am

1 stop12h 46m

San Juan Luis Munoz Marin Intl

Wed 2/11

5:25 pm-11:39 pm

1 stop7h 14m

$176

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 1/7

11:30 am-4:13 pm

Nonstop3h 43m

San Juan Luis Munoz Marin Intl

Fri 1/9

7:10 am-10:35 am

Nonstop4h 25m

$176

TrentonSan Juan

TTN - SJU

TTNSJU

Trenton-Mercer

Sat 1/24

8:19 pm-9:54 am

1 stop12h 35m

San Juan Luis Munoz Marin Intl

Tue 1/27

4:36 pm-2:26 pm

1 stop22h 50m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from New Jersey to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from New Jersey with our price prediction graph.
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 New Jersey to San Juan Luis Munoz Marin Intl Airport

What is the cheapest month to book a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport?

Currently, February is the cheapest month in which you can book a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport (average of $83). Flying from New Jersey to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $138). 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 NJ to SJU?

Find hourly flight availability from New Jersey to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from New Jersey to San Juan Luis Munoz Marin Intl Airport at noon. Doing so could potentially save you 26% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from New Jersey to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from New Jersey to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their New Jersey to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from New Jersey to San Juan Luis Munoz Marin Intl Airport

Explore weekly flight availability from New Jersey to Luis Munoz Marin Intl. 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 December 18, 2025.

The most flights from USNJ to SJU are scheduled on a Wednesday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

Related info for your journey

Find useful and relevant information for your journey from New Jersey to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Jersey to San Juan Luis Munoz Marin Intl Airport?

    For as low as $176, Frontier can have you in San Juan Luis Munoz Marin Intl Airport from New Jersey in 3h 53m. New Jersey and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 1601 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from New Jersey to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $44. However, be on the lookout for offers from Spirit Airlines and JetBlue, as they are both options that can get you from New Jersey to San Juan Luis Munoz Marin Intl Airport for a low price.

  • What are the most popular routes from New Jersey to San Juan Luis Munoz Marin Intl Airport?

    Most travelers choose New York John F Kennedy Intl - San Juan Luis Munoz Marin Intl, Newark - San Juan Luis Munoz Marin Intl or New York LaGuardia - San Juan Luis Munoz Marin Intl when deciding on the best route from New Jersey to San Juan Luis Munoz Marin Intl Airport.

  • What are the most reliable airlines from New Jersey to San Juan Luis Munoz Marin Intl Airport?

    No one likes to see their flight delayed. When booking a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport consider choosing JetBlue (69%), Frontier (62%) or TAP AIR PORTUGAL (57%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from New Jersey to San Juan Luis Munoz Marin Intl Airport?

    While on average a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport is generally $559, our data shows the cheapest flight currently is $74. When looking at the most popular route, (New York John F Kennedy Intl - San Juan Luis Munoz Marin Intl), you can expect to pay $118 for that flight.

  • Can I find deals for flights from New Jersey to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on New Jersey to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Jersey to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Jersey to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from New Jersey to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from New Jersey to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from New Jersey to San Juan Luis Munoz Marin Intl Airport (average of $83). Flying from New Jersey to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $138). 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.

See more FAQs

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Humacao
Luquillo
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Jersey to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from New Jersey to Luis Munoz Marin Intl

Discover the top 6 airlines that operate flights from New Jersey to Luis Munoz Marin Intl. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$88Average$297FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$144Average$326FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$147Average$291FlexibilityNo cancel feeOn-time65%
DeltaCheapest$155Average$330FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$161Average$417FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$190Average$413FlexibilityNo cancel feeOn-time69%

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