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$120+ 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
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 June 16, 2025.

Round-trip from

$315
(American Airlines)

One-way from

$120
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$415

Good round-trip deal

$366 or less

Good one-way deal

$165 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 ($53 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 16, 2025.

This American Airlines deal was found by Cheapflights users on 6/16. 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.
Thu 7/245:29 amEWR - LIR
1 stop11h 16mAmerican Airlines
Mon 7/2812:45 pmLIR - EWR
2 stops19h 09mAmerican Airlines
Deal found 6/16$315
This United Airlines deal was found by Cheapflights users on 6/13. 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 8/218:35 pmEWR - LIR
1 stop17h 35mUnited Airlines
Mon 8/251:20 pmLIR - EWR
1 stop19h 24mUnited Airlines
Deal found 6/13$319
This eDestinos deal was found by Cheapflights users on 6/15. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/19:55 pmEWR - SJO
1 stop14h 41mSpirit Airlines
Fri 8/2211:27 amSJO - EWR
1 stop10h 03mSpirit Airlines
Deal found 6/15$346
This Mytrip deal was found by Cheapflights users on 6/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/41:55 pmEWR - SJO
1 stop27h 18mMultiple Airlines
Mon 8/187:30 amSJO - EWR
1 stop9h 24mMultiple Airlines
Deal found 6/15$347
This American Airlines deal was found by Cheapflights users on 6/15. 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 8/295:00 amEWR - SJO
1 stop10h 15mAmerican Airlines
Wed 9/1712:12 pmSJO - EWR
2 stops20h 08mAmerican Airlines
Deal found 6/15$352
This Delta deal was found by Cheapflights users on 6/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/107:10 amEWR - LIR
1 stop6h 50mDelta
Wed 9/171:25 pmLIR - EWR
1 stop9h 30mDelta
Deal found 6/14$357
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/203:59 pmEWR - SJO
1 stop8h 40mUnited Airlines
Tue 6/241:30 pmSJO - EWR
1 stop9h 30mUnited Airlines
Deal found 6/14$369
This Delta deal was found by Cheapflights users on 6/13. 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.
Sun 8/316:00 amEWR - SJO
1 stop8h 10mDelta
Mon 9/81:35 pmSJO - EWR
1 stop9h 09mDelta
Deal found 6/13$400
This JetBlue deal was found by Cheapflights users on 6/15. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/256:00 amEWR - SJO
1 stop7h 40mJetBlue
Tue 7/291:00 pmSJO - EWR
1 stop8h 00mJetBlue
Deal found 6/15$420
This Air Canada deal was found by Cheapflights users on 6/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:40 pmEWR - LIR
1 stop23h 15mAir Canada
Wed 12/31:55 pmLIR - EWR
1 stop19h 15mAir Canada
Deal found 6/16$423
This Orbitz deal was found by Cheapflights users on 6/16. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2412:00 pmEWR - SJO
1 stop9h 03mArajet
Tue 7/17:48 pmSJO - EWR
1 stop12h 42mArajet
Deal found 6/16$424
This Air Canada deal was found by Cheapflights users on 6/13. 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.
Tue 6/176:35 amEWR - SJO
1 stop18h 15mAir Canada
Sun 6/228:00 amSJO - EWR
1 stop22h 08mAir Canada
Deal found 6/13$436

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 June 16, 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

Thu 7/24

5:29 am-2:45 pm

1 stop11h 16m

Liberia

Mon 7/28

12:45 pm-9:54 am

2 stops19h 09m

$315

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 8/21

8:35 pm-12:10 pm

1 stop17h 35m

Liberia

Mon 8/25

1:20 pm-10:44 am

1 stop19h 24m

$319

NewarkSan José

EWR - SJO

EWRSJO

Newark

Tue 7/1

9:55 pm-10:36 am

1 stop14h 41m

San José Juan Santamaria Intl

Fri 8/22

11:27 am-11:30 pm

1 stop10h 03m

$346

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 8/4

1:55 pm-3:13 pm

1 stop27h 18m

San José Juan Santamaria Intl

Mon 8/18

7:30 am-6:54 pm

1 stop9h 24m

$347

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 8/29

5:00 am-1:15 pm

1 stop10h 15m

San José Juan Santamaria Intl

Wed 9/17

12:12 pm-10:20 am

2 stops20h 08m

$352

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Wed 9/10

6:00 am-12:00 pm

1 stop8h 00m

Liberia

Thu 9/18

1:25 pm-12:55 am

1 stop9h 30m

$357

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 9/5

8:22 am-11:38 am

Nonstop5h 16m

San José Juan Santamaria Intl

Sat 9/20

12:44 pm-8:01 pm

Nonstop5h 17m

$373

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 7/4

11:01 am-12:31 pm

1 stop27h 30m

San José Juan Santamaria Intl

Sat 7/12

1:47 pm-12:44 am

1 stop8h 57m

$388

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sun 8/31

6:00 am-12:10 pm

1 stop8h 10m

San José Juan Santamaria Intl

Mon 9/8

1:35 pm-12:44 am

1 stop9h 09m

$400

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 7/25

6:00 am-11:40 am

1 stop7h 40m

San José Juan Santamaria Intl

Tue 7/29

1:00 pm-11:00 pm

1 stop8h 00m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 30 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 $555). 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 June 16, 2025.

It’s optimal to fly from Newark Airport to Costa Rica in the morning. By choosing this option you can save up to 12% 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 June 16, 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).

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

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 June 16, 2025.
To help decide which airline to fly from New York to Costa Rica, see what other customers have to say about Alaska Airlines, Delta and SWISS. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
SWISS
7.5
Good
1,628 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
JetBlue
7.3
Good
2,922 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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.

  • 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 $120. American Airlines flights start at $124 while deals on Spirit Airlines start at $131 one-way.

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

    On average you can expect to pay $785 for a flight from Newark Airport to Costa Rica. The cheapest flight overall is $128 while the most popular route, (Newark - San José Juan Santamaria Intl) is currently priced at $273.

  • 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 $555). 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 7 airlines flying from Newark to Costa Rica

Discover the top 7 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$153Average$316FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$179Average$593FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$239Average$475FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$253Average$416FlexibilityNo cancel feeOn-time65%
DeltaCheapest$266Average$492FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$279Average$574FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$340Average$605FlexibilityNo cancel feeOn-time69%

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