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Cheap flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport from C$ 133

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 15/11. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJU
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Newark to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 21 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Newark to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Luis Munoz Marin Intl (SJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 September 2025.

Round-trip from

C$ 213

One-way from

C$ 133

Popular in

December

Cheapest in

October

Average price

C$ 298

Good round-trip deal

C$ 487 or less
Frontier
  • Frontier
  • 28/11-8/12
  • Nonstop
  • 8h 23m total
  • Newark to San Juan
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Spirit Airlines
  • Spirit Airlines
  • 15/11
  • 1 total stop
  • 9h 03m total
  • Newark to San Juan
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Newark to San Juan Luis Munoz Marin Intl.
Search Deals

Find flight deals from Newark to Luis Munoz Marin Intl

Cheapest flights from Newark to Luis Munoz Marin Intl
Explore the most affordable flight options available from Newark to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 September 2025.

Fri 28/117:20 p.m.EWR - SJU
Nonstop3h 58mFrontier
Mon 8/123:00 p.m.SJU - EWR
Nonstop4h 25mFrontier
Deal found 10/9C$ 213
Fri 24/106:15 a.m.EWR - SJU
Nonstop3h 55mJetBlue
Fri 24/105:00 p.m.SJU - EWR
Nonstop4h 04mJetBlue
Deal found 10/9C$ 265
Tue 7/109:44 a.m.EWR - SJU
Nonstop4h 01mUnited Airlines
Thu 9/101:05 a.m.SJU - EWR
Nonstop4h 10mUnited Airlines
Deal found 11/9C$ 272
Tue 30/99:44 a.m.EWR - SJU
Nonstop4h 01mUnited Airlines
Thu 9/106:40 p.m.SJU - EWR
Nonstop4h 10mUnited Airlines
Deal found 10/9C$ 279
Tue 21/1012:05 p.m.EWR - SJU
1 stop9h 54mDelta
Sat 25/107:15 a.m.SJU - EWR
1 stop10h 53mDelta
Deal found 11/9C$ 284
Wed 12/116:00 a.m.EWR - SJU
Nonstop3h 49mJetBlue
Thu 11/1212:10 p.m.SJU - EWR
Nonstop4h 14mJetBlue
Deal found 8/9C$ 285
Wed 29/101:29 p.m.EWR - SJU
1 stop8h 30mDelta
Mon 3/116:43 p.m.SJU - EWR
1 stop7h 16mDelta
Deal found 8/9C$ 291
Wed 17/97:55 a.m.EWR - SJU
Nonstop4h 05mUnited Airlines
Mon 29/91:05 a.m.SJU - EWR
Nonstop4h 10mUnited Airlines
Deal found 9/9C$ 294
Mon 8/127:55 a.m.EWR - SJU
Nonstop3h 54mUnited Airlines
Mon 8/122:05 a.m.SJU - EWR
Nonstop4h 19mUnited Airlines
Deal found 9/9C$ 297
Fri 31/106:00 a.m.EWR - SJU
1 stop10h 33mDelta
Mon 3/116:43 p.m.SJU - EWR
1 stop7h 16mDelta
Deal found 11/9C$ 298
Wed 17/99:30 a.m.EWR - SJU
1 stop11h 08mUnited Airlines
Tue 7/106:40 p.m.SJU - EWR
Nonstop4h 10mUnited Airlines
Deal found 8/9C$ 299

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Newark

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 18/10

6:15 a.m.-10:10 a.m.

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Thu 23/10

5:00 p.m.-9:04 p.m.

Nonstop4h 04m

C$ 272

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 14/10

7:55 a.m.-12:00 p.m.

Nonstop4h 05m

San Juan Luis Munoz Marin Intl

Wed 15/10

1:05 a.m.-5:15 a.m.

Nonstop4h 10m

C$ 272

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 28/10

1:05 p.m.-9:22 p.m.

1 stop8h 17m

San Juan Luis Munoz Marin Intl

Wed 29/10

1:05 a.m.-5:24 a.m.

Nonstop4h 19m

C$ 292

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Fri 31/10

6:00 a.m.-4:33 p.m.

1 stop10h 33m

San Juan Luis Munoz Marin Intl

Mon 3/11

6:43 p.m.-12:59 a.m.

1 stop7h 16m

C$ 298

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 28/10

6:00 a.m.-4:33 p.m.

1 stop10h 33m

San Juan Luis Munoz Marin Intl

Tue 4/11

7:15 a.m.-2:29 p.m.

1 stop8h 14m

C$ 298

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 11/1

7:10 p.m.-12:16 a.m.

Nonstop4h 06m

San Juan Luis Munoz Marin Intl

Thu 22/1

7:00 a.m.-10:13 a.m.

Nonstop4h 13m

C$ 299

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Tue 3/3

8:05 a.m.-1:00 p.m.

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Wed 11/3

6:00 a.m.-10:15 a.m.

Nonstop4h 15m

C$ 299

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sun 18/1

7:30 p.m.-6:11 a.m.

1 stop9h 41m

San Juan Luis Munoz Marin Intl

Thu 22/1

7:35 p.m.-10:53 p.m.

Nonstop4h 18m

C$ 306

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Wed 4/2

6:00 a.m.-5:15 p.m.

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Thu 12/2

6:17 p.m.-12:59 a.m.

1 stop7h 42m

C$ 312

NewarkSan Juan

EWR - SJU

EWRSJU

Newark

Sat 8/11

7:37 p.m.-12:36 a.m.

Nonstop3h 59m

San Juan Luis Munoz Marin Intl

Mon 10/11

2:05 a.m.-5:24 a.m.

Nonstop4h 19m

C$ 327

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 23 results
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Best time to book a flight from Newark to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Newark 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 Newark Airport to San Juan Luis Munoz Marin Intl Airport

How far ahead should I book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Newark to Luis Munoz Marin Intl. Price data was last updated on 29 August 2025.

The best time to book flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport is 21 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport (average of C$ 254). Flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of C$ 580). 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 EWR to SJU?

Find hourly flight availability from Newark 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 11 September 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 33% on flights from Newark Airport to San Juan Luis Munoz Marin Intl Airport by exploring options for tickets at noon.

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luis Munoz Marin Intl. Reviews last updated 11 September 2025.
Get a feel of what it's like to fly with JetBlue and Frontier from Newark Airport to San Juan Luis Munoz Marin Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,913 reviews
Check prices

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Crew

8.0

Overall

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
JetBlue
7.2
Good
2,913 reviews
JetBlue
7.2
Good
2,913 reviews
Check prices

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Crew

8.0

Overall

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
Frontier
5.8
Fair
3,177 reviews
JetBlue
7.2
Good
2,913 reviews
Check prices

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Crew

8.0

Overall

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

Related info for your journey

Find useful and relevant information for your journey from Newark 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 Newark Airport to San Juan Luis Munoz Marin Intl Airport?

    JetBlue, United Airlines, and Delta can get you from Newark Airport to San Juan Luis Munoz Marin Intl Airport in just under 3h 55m. Your travel time can differ by up to 6h 38m. The distance from Newark Airport to San Juan Luis Munoz Marin Intl Airport is about 2593 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Frontier is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at C$ 151. Another option worth looking into is JetBlue, starting at C$ 158 round trip. Frontier is 60% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at C$ 136. United Airlines flights start at C$ 136 while deals on Delta start at C$ 136 one-way.

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

    Before booking your flight to San Juan Luis Munoz Marin Intl Airport from Newark Airport, check out the most reliable airlines to get you to your destination on time: United Airlines (74%), TAP AIR PORTUGAL (72%), JetBlue( 69%).

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

    Looking for the cheapest flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport? While on average our users pay C$ 921, our data indicates the cheapest price to be C$ 334. The most popular route (Newark - San Juan Luis Munoz Marin Intl), is priced around C$ 213.

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

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

  • How can I find direct flights from Newark 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 Newark to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Newark 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 Newark Airport to San Juan Luis Munoz Marin Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from Newark Airport to San Juan Luis Munoz Marin Intl Airport (average of C$ 254). Flying from Newark Airport to San Juan Luis Munoz Marin Intl Airport in July is currently the most expensive (average of C$ 580). 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

Travelling 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
Luquillo

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Alternative routes for Newark to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Luis Munoz Marin Intl flights

Top 2 airlines flying from Newark to Luis Munoz Marin Intl

Discover the top 2 airlines that operate flights from Newark 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 151AverageC$ 257FlexibilityNo cancel feeOn-time62%
Search Frontier flights
JetBlueCheapestC$ 158AverageC$ 489FlexibilityNo cancel feeOn-time62%
Search JetBlue flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Newark to Luis Munoz Marin Intl?

Cheapflights makes it easy to find Newark to Luis Munoz Marin Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Newark to Luis Munoz Marin Intl?

Cheapflights helps you find that perfect flight to Luis Munoz Marin Intl from Newark by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Newark to Luis Munoz Marin Intl with no change fees?

Yes, we can. To see specific flights from Newark to Luis Munoz Marin Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Newark to Luis Munoz Marin Intl become cheaper?

Yes, Cheapflights offers price alerts on Newark to Luis Munoz Marin Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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