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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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$318
(American Airlines)

One-way from

$120
(United Airlines)

Popular in

December

Cheapest in

September

Average price

$467

Good round-trip deal

$362 or less

Good one-way deal

$170 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 ($54 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 July 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 July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. 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.
Tue 7/155:29 amEWR - LIR
1 stop9h 31mAmerican Airlines
Tue 7/2912:45 pmLIR - EWR
1 stop21h 01mAmerican Airlines
Deal found 7/2$318
This United Airlines deal was found by Cheapflights users on 7/2. 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 11/115:45 amEWR - LIR
1 stop13h 52mUnited Airlines
Sat 11/158:35 amLIR - EWR
1 stop13h 25mUnited Airlines
Deal found 7/2$319
This Delta deal was found by Cheapflights users on 7/2. 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.
Thu 10/306:00 amEWR - LIR
1 stop7h 47mDelta
Wed 11/52:12 pmLIR - EWR
1 stop8h 46mDelta
Deal found 7/2$329
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 7/216:15 amEWR - SJO
1 stop18h 25mMultiple Airlines
Mon 7/2812:16 pmSJO - EWR
1 stop19h 01mMultiple Airlines
Deal found 7/1$349
This Cheapflightsfares deal was found by Cheapflights users on 7/1. 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.
Sat 8/26:59 pmEWR - SJO
1 stop17h 30mSpirit Airlines
Thu 8/712:16 pmSJO - EWR
1 stop9h 36mSpirit Airlines
Deal found 7/1$350
This American Airlines deal was found by Cheapflights users on 7/1. 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 8/206:22 amEWR - SJO
1 stop8h 33mAmerican Airlines
Fri 5/1511:59 pmSJO - EWR
1 stop21h 04mAmerican Airlines
Deal found 7/1$352
This JetBlue deal was found by Cheapflights users on 7/1. 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.
Sun 8/316:59 amEWR - SJO
1 stop6h 56mJetBlue
Mon 9/81:00 pmSJO - EWR
1 stop7h 59mJetBlue
Deal found 7/1$354
This United Airlines deal was found by Cheapflights users on 7/1. 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 10/68:22 amEWR - SJO
Nonstop5h 16mUnited Airlines
Wed 10/1512:44 pmSJO - EWR
Nonstop5h 17mUnited Airlines
Deal found 7/1$363

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 3, 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

Tue 7/15

5:29 am-1:00 pm

1 stop9h 31m

Liberia

Tue 7/29

12:45 pm-11:46 am

1 stop21h 01m

$318

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Tue 11/11

5:45 am-6:37 pm

1 stop13h 52m

Liberia

Sat 11/15

8:35 am-11:00 pm

1 stop13h 25m

$319

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 10/30

6:00 am-11:47 am

1 stop7h 47m

Liberia

Wed 11/5

2:12 pm-11:58 pm

1 stop8h 46m

$329

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 7/21

6:15 am-10:40 pm

1 stop18h 25m

San José Juan Santamaria Intl

Mon 7/28

12:16 pm-9:17 am

1 stop19h 01m

$349

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 8/2

6:59 pm-10:29 am

1 stop17h 30m

San José Juan Santamaria Intl

Thu 8/7

12:16 pm-11:52 pm

1 stop9h 36m

$350

NewarkSan José

EWR - SJO

EWRSJO

Newark

Wed 8/20

6:22 am-12:55 pm

1 stop8h 33m

San José Juan Santamaria Intl

Fri 5/15

11:59 pm-11:03 pm

1 stop21h 04m

$352

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sun 8/31

6:59 am-11:55 am

1 stop6h 56m

San José Juan Santamaria Intl

Fri 9/5

1:00 pm-11:04 pm

1 stop8h 04m

$354

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 10/6

8:22 am-11:38 am

Nonstop5h 16m

San José Juan Santamaria Intl

Wed 10/15

12:44 pm-8:01 pm

Nonstop5h 17m

$363

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sun 8/17

7:31 am-10:44 am

Nonstop5h 13m

$120

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Wed 7/23

6:04 am-1:18 pm

1 stop9h 14m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 20 results
1
2

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 July 3, 2025.

It’s optimal to fly from Newark Airport to Costa Rica in the morning. By choosing this option you can save up to 13% 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 July 3, 2025.

The most flights from EWR to CR0 are scheduled on a Monday (2 on average). You will have fewer flight options on Sunday, 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 July 3, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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
8,861 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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
2,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

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 $125 while deals on Spirit Airlines start at $137 one-way.

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

    On average you can expect to pay $703 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 $243.

  • 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$153Average$346FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$179Average$593FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$248Average$463FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$258Average$415FlexibilityNo cancel feeOn-time65%
DeltaCheapest$266Average$495FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$279Average$560FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$337Average$604FlexibilityNo cancel feeOn-time69%

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