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$100+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$250
(United Airlines)

One-way from

$100
(SmartFares)

Popular in

December

Cheapest in

October

Average price

$386

Good round-trip deal

$352 or less

Good one-way deal

$122 or less
From Newark to Costa Rica
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One-way flight from Newark to Costa Rica
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Highest demand for flights based on searches. 10% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Newark to Costa Rica.
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Price to beat on a one-way flight from Newark to Costa Rica.
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Find 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 September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. 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 10/187:41 amEWR - LIR
Nonstop5h 03mUnited Airlines
Sat 10/254:35 pmLIR - EWR
Nonstop5h 04mUnited Airlines
Deal found 9/15$250
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:18 amEWR - LIR
Nonstop5h 26mUnited Airlines
Fri 11/148:35 amLIR - EWR
1 stop11h 24mUnited Airlines
Deal found 9/16$260
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:00 amEWR - LIR
1 stop12h 37mUnited Airlines
Mon 11/38:35 amLIR - EWR
1 stop13h 25mUnited Airlines
Deal found 9/16$265
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:15 amEWR - SJO
1 stop7h 04mAmerican Airlines
Sun 11/233:11 pmSJO - EWR
2 stops17h 19mAmerican Airlines
Deal found 9/16$266
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/275:30 pmEWR - SJO
2 stops19h 44mSpirit Airlines
Thu 10/212:19 pmSJO - EWR
1 stop9h 27mSpirit Airlines
Deal found 9/16$267
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:00 pmEWR - SJO
1 stop16h 30mSpirit Airlines
Mon 10/1311:37 amSJO - EWR
2 stops19h 23mSpirit Airlines
Deal found 9/16$268
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/306:00 amEWR - LIR
1 stop8h 59mAmerican Airlines
Tue 11/41:21 pmLIR - EWR
2 stops19h 09mAmerican Airlines
Deal found 9/15$269
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:38 amEWR - SJO
1 stop17h 43mSpirit Airlines
Tue 12/91:16 amSJO - EWR
1 stop14h 32mSpirit Airlines
Deal found 9/15$269
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:01 pmEWR - SJO
1 stop15h 26mSpirit Airlines
Sat 10/1112:35 pmSJO - EWR
1 stop8h 54mSpirit Airlines
Deal found 9/15$270
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:56 pmEWR - SJO
2 stops17h 31mSpirit Airlines
Fri 10/1012:35 pmSJO - EWR
1 stop8h 54mSpirit Airlines
Deal found 9/14$271
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:29 pmEWR - LIR
1 stop20h 44mAmerican Airlines
Sat 11/153:08 pmLIR - EWR
1 stop19h 48mAmerican Airlines
Deal found 9/14$272
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 10/246:20 amEWR - SJO
1 stop7h 10mSpirit Airlines
Thu 10/3012:35 pmSJO - EWR
1 stop8h 54mSpirit Airlines
Deal found 9/17$273

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 September 17, 2025.
Use the filters below to find and compare flights from Newark Airport to Costa Rica that are best for you.

Fly from

Newark

Fly to

Costa Rica

Route

Depart

Return

Price

NewarkSan José

EWR - SJO

EWRSJO

Newark

Wed 10/22

8:22 am-11:38 am

Nonstop5h 16m

San José Juan Santamaria Intl

Sun 11/2

11:28 pm-5:31 am

Nonstop5h 03m

$278

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 12/11

7:10 am-6:37 pm

1 stop12h 27m

Liberia

Mon 12/15

5:15 pm-11:17 pm

Nonstop5h 02m

$289

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 10/27

8:19 am-11:42 am

Nonstop5h 23m

San José Juan Santamaria Intl

Sun 11/2

11:28 pm-5:31 am

Nonstop5h 03m

$302

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Tue 12/2

5:45 am-6:37 pm

1 stop13h 52m

Liberia

Mon 12/8

5:15 pm-11:17 pm

Nonstop5h 02m

$304

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 11/14

8:40 pm-11:25 am

1 stop15h 45m

San José Juan Santamaria Intl

Mon 11/17

11:28 pm-5:31 am

Nonstop5h 03m

$306

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 10/2

8:00 am-7:37 pm

1 stop13h 37m

San José Juan Santamaria Intl

Mon 10/6

1:30 pm-12:45 am

1 stop9h 15m

$306

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 10/30

7:00 am-12:06 pm

1 stop7h 06m

San José Juan Santamaria Intl

Thu 11/6

2:01 pm-10:55 pm

1 stop7h 54m

$308

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 11/1

8:40 pm-11:25 am

1 stop16h 45m

San José Juan Santamaria Intl

Sat 11/8

2:30 pm-7:13 am

1 stop15h 43m

$316

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 11/13

3:31 pm-7:53 pm

Nonstop5h 22m

San José Juan Santamaria Intl

Sun 11/16

11:28 pm-5:31 am

Nonstop5h 03m

$318

NewarkSan José

EWR - SJO

EWRSJO

Newark

Tue 10/14

8:22 am-11:38 am

Nonstop5h 16m

San José Juan Santamaria Intl

Tue 10/21

7:55 am-12:45 am

1 stop14h 50m

$328

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 42 results
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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, September is the cheapest month in which you can book a flight from Newark Airport to Costa Rica (average of $398). Flying from Newark Airport to Costa Rica in March is currently the most expensive (average of $554). 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 September 17, 2025.

It’s optimal to fly from Newark Airport to Costa Rica in the morning. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Newark Airport to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Newark to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Newark Airport to Costa Rica flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 17, 2025.

The most flights from EWR to CR0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 September 17, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American 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
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
JetBlue
7.2
Good
2,914 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Spirit Airlines
6.3
Okay
8,023 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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 popular is this Newark Airport to Costa Rica flight route?

    The Newark to Costa Rica flight path was viewed by 37 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Newark Airport to Costa Rica?

    For as low as $278, United Airlines can have you in Costa Rica from Newark Airport in 5h 16m. There are 2207 mi between Newark Airport and Costa Rica. 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 Newark Airport to Costa Rica one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $103. United Airlines flights start at $122 while deals on American Airlines start at $124 one-way.

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

    On average you can expect to pay $764 for a flight from Newark Airport to Costa Rica. The cheapest flight overall is $118 while the most popular route, (Newark - San José Juan Santamaria Intl) is currently priced at $180.

  • 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, September is the cheapest month in which you can book a flight from Newark Airport to Costa Rica (average of $398). Flying from Newark Airport to Costa Rica in March is currently the most expensive (average of $554). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Newark to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$63Average$445FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$153Average$369FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$179Average$521FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$247Average$410FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$252Average$469FlexibilityNo cancel feeOn-time62%
DeltaCheapest$276Average$489FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$283Average$550FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$326Average$592FlexibilityNo cancel feeOn-time69%

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