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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Newark Airport from £66

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — EWR
28 Feb — 7 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luis Munoz Marin Intl to Newark

Enter your travel dates to find the best prices.

Cheapest flights from Luis Munoz Marin Intl to Newark
Explore the most affordable flight options available from Luis Munoz Marin Intl to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 January 2026.

Thu 5/217:50
SJU
-
EWR
Nonstop4h 15m
Spirit Airlines
Sun 8/211:22
EWR
-
SJU
Nonstop4h 00m
Spirit Airlines
Deal found 27/1£125
Wed 4/216:40
SJU
-
EWR
1 stop8h 18m
Spirit Airlines
Sun 8/205:45
EWR
-
SJU
1 stop8h 50m
Spirit Airlines
Deal found 27/1£152
Fri 20/215:18
SJU
-
EWR
1 stop9h 11m
Spirit Airlines
Sun 22/211:39
EWR
-
SJU
Nonstop4h 00m
Spirit Airlines
Deal found 27/1£157
Thu 5/305:45
SJU
-
EWR
Nonstop4h 16m
JetBlue
Sun 8/321:00
EWR
-
SJU
Nonstop3h 59m
JetBlue
Deal found 27/1£157
Sun 15/217:45
SJU
-
EWR
Nonstop4h 15m
Spirit Airlines
Sun 22/211:39
EWR
-
SJU
Nonstop4h 00m
Spirit Airlines
Deal found 27/1£162
Wed 11/217:50
SJU
-
EWR
Nonstop4h 15m
Spirit Airlines
Sun 15/205:15
EWR
-
SJU
1 stop8h 07m
Spirit Airlines
Deal found 27/1£164
Fri 13/217:45
SJU
-
EWR
Nonstop4h 15m
Spirit Airlines
Sun 15/205:15
EWR
-
SJU
1 stop8h 07m
Spirit Airlines
Deal found 27/1£165
Fri 6/216:40
SJU
-
EWR
1 stop8h 18m
Spirit Airlines
Sun 8/211:22
EWR
-
SJU
Nonstop4h 00m
Spirit Airlines
Deal found 28/1£167
Mon 9/202:05
SJU
-
EWR
Nonstop4h 19m
United Airlines
Tue 10/208:00
EWR
-
SJU
Nonstop3h 55m
United Airlines
Deal found 27/1£168

Find flight deals from Luis Munoz Marin Intl to Newark

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Newark (EWR). 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 29 January 2026.

Round-trip from

£157

One-way from

£66

Popular in

August

Cheapest in

January

Average price

£118

Good one-way deal

£540 or less
Spirit Airlines
  • Spirit Airlines
  • 20/2-22/2
  • 1 total stop
  • 13h 11m total
  • San Juan to Newark
Search Deals
Frontier
  • Frontier
  • 18/4
  • 1 total stop
  • 9h 58m total
  • San Juan to Newark
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Newark.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luis Munoz Marin Intl to Newark 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 858,174 searches. Data last updated 29 January 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Newark Airport that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Newark

Route

Depart

Return

Price

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Thu 14/5

05:30-09:46

Nonstop4h 16m

Newark

Tue 19/5

21:00-00:58

Nonstop3h 58m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Wed 3/6

01:00-05:10

Nonstop4h 10m

Newark

Sun 7/6

19:45-23:50

Nonstop4h 05m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Thu 14/5

05:30-09:46

Nonstop4h 16m

Newark

Mon 18/5

21:00-00:58

Nonstop3h 58m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Thu 30/4

13:25-17:39

Nonstop4h 14m

Newark

Mon 4/5

08:00-12:04

Nonstop4h 04m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Fri 5/6

07:00-11:10

Nonstop4h 10m

Newark

Sun 7/6

22:30-02:31

Nonstop4h 01m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Fri 6/3

05:45-09:01

Nonstop4h 16m

Newark

Tue 10/3

21:00-00:59

Nonstop3h 59m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Fri 24/4

05:30-09:46

Nonstop4h 16m

Newark

Sun 26/4

21:00-00:58

Nonstop3h 58m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Fri 8/5

05:30-09:46

Nonstop4h 16m

Newark

Mon 11/5

21:00-00:58

Nonstop3h 58m

£172

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Sat 2/5

07:40-18:05

1 stop10h 25m

Newark

Sat 30/5

08:00-12:04

Nonstop4h 04m

£175

San JuanNewark

SJU - EWR

SJUEWR

San Juan Luis Munoz Marin Intl

Thu 19/2

05:45-09:01

Nonstop4h 16m

Newark

Sun 22/2

20:40-01:40

Nonstop4h 00m

£178

Flights are sorted by cheapest return flights first.

Deals found on 27/1

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

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

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

Use this chart to determine the optimal time to book a return flight from Luis Munoz Marin Intl to Newark. Price data was last updated on 23 January 2026.

The best time to book flights from San Juan Luis Munoz Marin Intl Airport to Newark Airport is 89 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 San Juan Luis Munoz Marin Intl Airport to Newark Airport?

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Newark Airport (average of £54). Flying from San Juan Luis Munoz Marin Intl Airport to Newark Airport in August is currently the most expensive (average of £103). 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 SJU to EWR?

Find hourly flight availability from Luis Munoz Marin Intl to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 January 2026.

One of the essential ways to save on airfare from San Juan Luis Munoz Marin Intl Airport to Newark Airport is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the evening could potentially save you up to 78% on airfare.

Related info for your journey

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

    There are many flights that can get you from San Juan Luis Munoz Marin Intl Airport to Newark Airport in 4h 10m. Fly via JetBlue or United Airlines to get the fastest option. Airlines will cover a distance of 1611 mi. Generally, flights for this route are direct.

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

    Before booking your flight to Newark Airport from San Juan Luis Munoz Marin Intl Airport, check out the most reliable airlines to get you to your destination on time: Frontier (79%), Air Canada (77%), United Airlines( 77%).

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

    The cheapest flight price from San Juan Luis Munoz Marin Intl Airport to Newark Airport is £323. On average you can expect to pay £540. The most popular route, (San Juan Luis Munoz Marin Intl - Newark), can usually be booked for £151.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Newark Airport (average of £54). Flying from San Juan Luis Munoz Marin Intl Airport to Newark Airport in August is currently the most expensive (average of £103). 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 Newark Airport?

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Rutherford
Fort Lee
Carteret
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Mount Laurel
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Can Cheapflights find flights from Luis Munoz Marin Intl to Newark with no change fees?

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

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