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$102+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
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 November 17, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$210
(United Airlines)

One-way from

$102
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$379

Good round-trip deal

$295 or less

Good one-way deal

$168 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.
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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. 9% potential increase in price ($48 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 17, 2025.

This United Airlines deal was found by Cheapflights users on 11/15. 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.
Mon 11/248:19 amEWR - SJO
Nonstop5h 23mUnited Airlines
Fri 12/1211:28 pmSJO - EWR
Nonstop5h 03mUnited Airlines
Deal found 11/15$262
This United Airlines deal was found by Cheapflights users on 11/16. 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.
Tue 11/183:31 pmEWR - SJO
Nonstop5h 22mUnited Airlines
Wed 11/1911:28 pmSJO - EWR
Nonstop5h 03mUnited Airlines
Deal found 11/16$263
This Mytrip deal was found by Cheapflights users on 11/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:15 amEWR - SJO
2 stops11h 05mMultiple Airlines
Tue 12/912:39 pmSJO - EWR
2 stops19h 23mMultiple Airlines
Deal found 11/17$264
This Kiwi.com deal was found by Cheapflights users on 11/17. 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.
Tue 12/26:05 amEWR - SJO
1 stop29h 14mSpirit Airlines
Sat 12/61:31 pmSJO - EWR
1 stop7h 29mSpirit Airlines
Deal found 11/17$265
This Cheapflightsfares deal was found by Cheapflights users on 11/15. 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.
Mon 11/249:00 pmEWR - SJO
1 stop14h 19mSpirit Airlines
Thu 12/41:31 pmSJO - EWR
1 stop9h 21mSpirit Airlines
Deal found 11/15$266
This Delta deal was found by Cheapflights users on 11/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:05 amEWR - SJO
1 stop15h 02mDelta
Wed 11/197:00 amSJO - EWR
1 stop13h 00mDelta
Deal found 11/17$268
This Mytrip deal was found by Cheapflights users on 11/16. 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.
Tue 12/22:38 pmEWR - SJO
3 stops25h 42mMultiple Airlines
Sat 12/61:31 pmSJO - EWR
1 stop9h 21mMultiple Airlines
Deal found 11/16$269
This Mytrip deal was found by Cheapflights users on 11/16. 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.
Thu 12/45:46 amEWR - SJO
1 stop7h 39mMultiple Airlines
Sat 12/138:07 amSJO - EWR
1 stop14h 52mMultiple Airlines
Deal found 11/16$271
This American Airlines deal was found by Cheapflights users on 11/15. 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.
Fri 12/57:07 amEWR - SJO
1 stop16h 21mAmerican Airlines
Wed 12/1012:56 pmSJO - EWR
1 stop8h 09mAmerican Airlines
Deal found 11/15$273
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:00 amEWR - SJO
1 stop9h 10mAmerican Airlines
Wed 5/61:00 pmSJO - EWR
2 stops18h 57mAmerican Airlines
Deal found 11/17$274
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Tue 12/97:18 amEWR - LIR
Nonstop5h 26mUnited Airlines
Fri 12/125:15 pmLIR - EWR
Nonstop5h 02mUnited Airlines
Deal found 11/17$294
This United Airlines deal was found by Cheapflights users on 11/15. 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.
Thu 12/45:45 amEWR - LIR
1 stop13h 52mUnited Airlines
Tue 12/95:15 pmLIR - EWR
Nonstop5h 02mUnited Airlines
Deal found 11/15$299

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 November 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

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sun 2/1

7:35 am-6:37 pm

1 stop12h 02m

Liberia

Fri 2/6

8:35 am-6:59 pm

1 stop9h 24m

$225

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 12/15

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Mon 12/22

5:15 pm-11:17 pm

Nonstop5h 02m

$294

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 1/5

7:00 am-1:50 pm

1 stop7h 50m

Liberia

Tue 1/13

2:05 pm-11:55 pm

1 stop8h 50m

$309

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 1/5

6:00 am-1:50 pm

1 stop8h 50m

Liberia

Wed 1/14

2:05 pm-11:55 pm

1 stop8h 50m

$309

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 1/12

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Wed 1/21

5:15 pm-11:17 pm

Nonstop5h 02m

$320

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Fri 1/9

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Thu 1/15

5:15 pm-11:17 pm

Nonstop5h 02m

$320

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 11/29

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Fri 12/5

2:20 pm-12:57 am

1 stop9h 37m

$322

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 1/8

8:40 pm-1:10 pm

1 stop17h 30m

Liberia

Wed 1/14

5:15 pm-11:17 pm

Nonstop5h 02m

$325

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sun 1/11

8:40 pm-1:10 pm

1 stop17h 30m

Liberia

Wed 1/14

5:15 pm-11:17 pm

Nonstop5h 02m

$325

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Tue 1/6

8:40 pm-1:10 pm

1 stop17h 30m

Liberia

Thu 1/15

5:15 pm-11:17 pm

Nonstop5h 02m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 43 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 $146). Flying from Newark Airport to Costa Rica in April is currently the most expensive (average of $341). 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 November 17, 2025.

It’s optimal to fly from Newark Airport to Costa Rica in the evening. By choosing this option you can save up to 50% on the cost of your flight, compared to a flight in the morning.

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 Thursday mornings when fares are most often at their lowest. Sunday at noon 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 November 17, 2025.

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).

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 November 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
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
9,014 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
11,048 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
2,905 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
8,145 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Overall

7.9

Comfort

7.9

Crew

8.5

Entertainment

7.9

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 $309, United Airlines can have you in Costa Rica from Newark Airport in 7h 50m. There are 2191 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 flights from Newark Airport to Costa Rica?

    On average you can expect to pay $640 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 $200.

  • 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 $146). Flying from Newark Airport to Costa Rica in April is currently the most expensive (average of $341). 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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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 November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$147Average$445FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$179Average$593FlexibilityNo cancel feeOn-time70%
AviancaCheapest$188Average$413FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$225Average$392FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$247Average$477FlexibilityNo cancel feeOn-time62%
DeltaCheapest$264Average$586FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$280Average$535FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$309Average$561FlexibilityNo cancel feeOn-time69%

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