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$167+ Cheap flights from Newark (EWR) to Costa Rica

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Aug 16 — Aug 231
Sun 8/16
Sun 8/23
1 adult, Economy
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Cheap flight deals from Newark to Costa Rica

Cheapest flights from Newark to Costa Rica
Explore the most affordable flight options available from Newark to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:29 pm
EWR
-
SJO
2 stops18h 42m
Multiple Airlines
Tue 11/35:53 pm
SJO
-
EWR
1 stop14h 37m
Multiple Airlines
Deal found 7/14$445
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:24 am
EWR
-
SJO
Nonstop5h 14m
United Airlines
Sun 9/137:55 am
SJO
-
EWR
1 stop12h 48m
United Airlines
Deal found 7/15$446
This United Airlines deal was found by Cheapflights users on 7/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:24 am
EWR
-
SJO
Nonstop5h 14m
United Airlines
Wed 9/1612:44 pm
SJO
-
EWR
Nonstop5h 16m
United Airlines
Deal found 7/12$448
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
EWR
-
SJO
1 stop8h 21m
United Airlines
Sun 9/137:55 am
SJO
-
EWR
1 stop12h 48m
United Airlines
Deal found 7/15$450
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2511:30 am
EWR
-
SJO
1 stop29h 41m
Multiple Airlines
Fri 9/47:07 am
SJO
-
EWR
1 stop25h 23m
Multiple Airlines
Deal found 7/14$451
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:18 am
EWR
-
LIR
Nonstop5h 26m
United Airlines
Sat 11/72:06 pm
LIR
-
EWR
1 stop9h 40m
United Airlines
Deal found 7/17$452
This Arajet deal was found by Cheapflights users on 7/15. 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 Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:59 pm
EWR
-
SJO
1 stop11h 39m
Arajet
Wed 11/1811:23 am
SJO
-
EWR
1 stop10h 07m
Arajet
Deal found 7/15$452
This United Airlines deal was found by Cheapflights users on 7/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:00 am
EWR
-
SJO
1 stop12h 39m
United Airlines
Fri 11/1311:28 pm
SJO
-
EWR
Nonstop5h 04m
United Airlines
Deal found 7/17$453
This Air Canada deal was found by Cheapflights users on 7/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/53:30 pm
EWR
-
LIR
2 stops23h 40m
Air Canada
Tue 11/103:10 pm
LIR
-
EWR
2 stops17h 35m
Air Canada
Deal found 7/12$454
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:30 am
EWR
-
SJO
1 stop29h 41m
Multiple Airlines
Sat 11/75:53 pm
SJO
-
EWR
1 stop14h 37m
Multiple Airlines
Deal found 7/17$455
This Air Canada deal was found by Cheapflights users on 7/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/163:30 pm
EWR
-
LIR
1 stop23h 50m
Air Canada
Tue 12/13:20 pm
LIR
-
EWR
1 stop22h 30m
Air Canada
Deal found 7/14$457
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:30 am
EWR
-
SJO
1 stop29h 41m
Multiple Airlines
Wed 11/411:23 am
SJO
-
EWR
1 stop10h 07m
Multiple Airlines
Deal found 7/16$457

Find flight deals from Newark to Costa Rica

Keep the following information in mind while searching for Newark to Costa Rica flight deals. Data was last updated July 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$446
(United Airlines)

One-way from

$167
(Air Canada)

Popular in

July

Cheapest in

October

Average price

$614

Good round-trip deal

$493 or less

Good one-way deal

$247 or less
Provider with most accurate pricing for New York (NYC)-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-San José Juan Santamaria Intl flights.
Search Deals
From Newark to Costa Rica
Search Deals
One-way flight from Newark to Costa Rica
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Newark to Costa Rica.
Search Deals
Price to beat on a one-way flight from Newark to Costa Rica.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark to Costa Rica 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 July 17, 2026.
Use the filters below to find and compare flights from Newark Airport to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkSan José

EWR - SJO

EWRSJO

Newark

Wed 9/9

8:00 am-7:37 pm

1 stop13h 37m

San José Juan Santamaria Intl

Tue 9/15

1:25 pm-12:49 am

1 stop9h 24m

$488

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sun 10/4

7:00 am-7:37 pm

1 stop14h 37m

San José Juan Santamaria Intl

Tue 10/13

7:55 am-9:28 pm

1 stop11h 33m

$498

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 10/3

7:55 am-7:37 pm

1 stop13h 42m

San José Juan Santamaria Intl

Thu 10/8

7:55 am-9:28 pm

1 stop11h 33m

$518

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Fri 9/18

8:40 pm-12:10 pm

1 stop17h 30m

Liberia

Fri 10/2

1:20 pm-3:40 pm

1 stop24h 20m

$543

NewarkSan José

EWR - SJO

EWRSJO

Newark

Tue 10/6

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Thu 10/15

12:44 pm-8:00 pm

Nonstop5h 16m

$544

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 9/12

6:00 am-12:10 pm

1 stop8h 10m

Liberia

Tue 9/15

1:20 pm-12:49 am

1 stop9h 29m

$551

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 8/29

7:40 pm-12:10 pm

1 stop18h 30m

Liberia

Fri 9/4

1:20 pm-9:33 pm

1 stop30h 13m

$563

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Fri 8/28

6:00 am-12:10 pm

1 stop8h 10m

Liberia

Fri 9/4

1:20 pm-7:30 pm

1 stop28h 10m

$573

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 9/5

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Fri 9/11

7:55 am-9:33 pm

1 stop11h 38m

$578

NewarkSan José

EWR - SJO

EWRSJO

Newark

Wed 9/2

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Sat 9/5

1:25 pm-3:36 pm

1 stop24h 11m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/13

Showing 1-10 of 36 resultsSorted by cheapest first
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Best time to book a flight from Newark to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica 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 Costa Rica

What is the cheapest month to book a flight from Newark Airport to Costa Rica?

Currently, October is the cheapest month in which you can book a flight from Newark Airport to Costa Rica (average of $141). Flying from Newark Airport to Costa Rica in June is currently the most expensive (average of $1,188). 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 CR?

Find hourly flight availability from Newark to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 17, 2026.

When flying from Newark Airport to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Newark Airport to Costa Rica

Explore weekly flight availability from Newark to Costa Rica. 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 July 17, 2026.

The most flights from EWR to CR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Newark to Costa Rica delayed?

About 18% of weekly flights between Newark and Costa Rica have experienced delays in the past year, with the average delay time being 162 minutes.

What is the most punctual flight time for Newark to Costa Rica flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Newark to Costa Rica flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 17% of flights being delayed.

How far ahead should I book a flight from Newark Airport to Costa Rica?

The best time to book flights from Newark Airport to Costa Rica is 51 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.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated July 17, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Newark Airport to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,476 reviews

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
Delta
7.8
Good
8,476 reviews
Delta
7.8
Good
8,476 reviews

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
United Airlines
7.4
Good
10,006 reviews
Delta
7.8
Good
8,476 reviews

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
American Airlines
7.1
Good
11,825 reviews
Delta
7.8
Good
8,476 reviews

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
JetBlue
7.1
Good
3,012 reviews
Delta
7.8
Good
8,476 reviews

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work

Related info for your journey

Find useful and relevant information for your journey from Newark to Costa Rica. 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 Costa Rica?

    For as low as $488, United Airlines can have you in Costa Rica from Newark Airport in 13h 37m. There are 2207 mi between Newark Airport and Costa Rica.

  • What are the cheapest airlines to fly from Newark Airport to Costa Rica one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $108. American Airlines flights start at $109 while deals on JetBlue start at $113 one-way.

  • What are the cheapest flights from Newark Airport to Costa Rica?

    On average you can expect to pay $946 for a flight from Newark Airport to Costa Rica. The cheapest flight overall is $187 while the most popular route, (Newark - San José Juan Santamaria Intl) is currently priced at $384.

  • Can I find deals for flights from Newark to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Newark to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Costa Rica?

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

  • Can I find deals for business class flights from Newark to Costa Rica?

    Yes. Cheapflights offers flight deals from Newark to Costa Rica 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 Costa Rica?

    Currently, October is the cheapest month in which you can book a flight from Newark Airport to Costa Rica (average of $141). Flying from Newark Airport to Costa Rica in June is currently the most expensive (average of $1,188). 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

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Top 8 airlines flying from Newark to Costa Rica

Discover the top 8 airlines that operate flights from Newark to Costa Rica. 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 July 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$126Average$359FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$134Average$472FlexibilityNo cancel feeOn-time62%
FrontierCheapest$188Average$456FlexibilityNo cancel feeOn-time62%
DeltaCheapest$194Average$608FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$250Average$443FlexibilityNo cancel feeOn-time71%
AviancaCheapest$265Average$413FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$282Average$544FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$319Average$621FlexibilityNo cancel feeOn-time70%

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