HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$115+ 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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
May 4 — May 111
Mon 5/4
Mon 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Newark to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 4, 2026.

This United Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 4/305:35 am
EWR
-
LIR
1 stop8h 35m
United Airlines
Thu 5/74:30 pm
LIR
-
EWR
Nonstop5h 09m
United Airlines
Deal found 4/2$346
This American Airlines deal was found by Cheapflights users on 3/31. 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 5/16:10 am
EWR
-
LIR
1 stop7h 18m
American Airlines
Fri 5/152:40 pm
LIR
-
EWR
1 stop8h 19m
American Airlines
Deal found 3/31$347
This Mytrip deal was found by Cheapflights users on 3/30. 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 4/146:00 am
EWR
-
SJO
1 stop7h 14m
Spirit Airlines
Fri 4/1712:38 pm
SJO
-
EWR
1 stop9h 09m
Spirit Airlines
Deal found 3/30$351
This United Airlines deal was found by Cheapflights users on 3/30. 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 5/87:35 am
EWR
-
LIR
Nonstop5h 09m
United Airlines
Fri 5/151:20 pm
LIR
-
EWR
1 stop9h 39m
United Airlines
Deal found 3/30$352
This United Airlines deal was found by Cheapflights users on 3/30. 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 5/258:21 am
EWR
-
SJO
Nonstop5h 17m
United Airlines
Fri 5/291:25 pm
SJO
-
EWR
1 stop9h 12m
United Airlines
Deal found 3/30$352
This American Airlines deal was found by Cheapflights users on 3/31. 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 4/246:10 am
EWR
-
LIR
1 stop7h 18m
American Airlines
Thu 4/302:40 pm
LIR
-
EWR
1 stop8h 19m
American Airlines
Deal found 3/31$356
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/1410:29 pm
EWR
-
SJO
2 stops39h 04m
Multiple Airlines
Wed 4/2911:23 am
SJO
-
EWR
1 stop10h 07m
Multiple Airlines
Deal found 3/31$357
This Cheapflightsfares deal was found by Cheapflights users on 3/30. 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 6/16:00 am
EWR
-
SJO
1 stop7h 45m
Spirit Airlines
Mon 6/81:00 pm
SJO
-
EWR
1 stop17h 59m
Spirit Airlines
Deal found 3/30$358
This FlightHub deal was found by Cheapflights users on 3/31. 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 FlightHub 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
Sat 11/147:49 pm
SJO
-
EWR
1 stop12h 41m
Arajet
Deal found 3/31$359
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/256:00 am
EWR
-
SJO
1 stop7h 45m
Spirit Airlines
Fri 5/291:00 pm
SJO
-
EWR
1 stop17h 59m
Spirit Airlines
Deal found 3/30$360
This FlightHub deal was found by Cheapflights users on 4/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1412:59 am
EWR
-
SJO
1 stop11h 39m
Arajet
Wed 4/2211:23 am
SJO
-
EWR
1 stop10h 07m
Arajet
Deal found 4/1$361
This United Airlines deal was found by Cheapflights users on 3/30. 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 5/107:35 am
EWR
-
LIR
Nonstop5h 09m
United Airlines
Fri 5/154:30 pm
LIR
-
EWR
Nonstop5h 09m
United Airlines
Deal found 3/30$362

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 April 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$346
(United Airlines)

One-way from

$115
(eDestinos)

Popular in

December

Cheapest in

October

Average price

$513

Good round-trip deal

$461 or less

Good one-way deal

$148 or less
Provider with most accurate pricing for New York (NYC)-San José Juan Santamaria Intl flight deals.
Search Deals
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. 7% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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.
Search Deals

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 April 4, 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
Quickest round-trip

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sun 4/26

7:35 am-10:44 am

Nonstop5h 09m

Liberia

Sat 5/2

4:30 pm-11:39 pm

Nonstop5h 09m

$377

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 4/17

8:21 am-11:38 am

Nonstop5h 17m

San José Juan Santamaria Intl

Mon 4/20

7:15 am-2:33 pm

Nonstop5h 18m

$391

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 6/8

7:35 am-10:44 am

Nonstop5h 09m

Liberia

Thu 6/11

4:30 pm-11:39 pm

Nonstop5h 09m

$462

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 5/11

7:35 am-10:44 am

Nonstop5h 09m

Liberia

Sat 5/16

4:30 pm-11:39 pm

Nonstop5h 09m

$462

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 6/1

8:50 pm-9:50 am

1 stop15h 00m

Liberia

Tue 6/9

4:30 pm-11:39 pm

Nonstop5h 09m

$466

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 6/4

8:50 pm-9:50 am

1 stop15h 00m

Liberia

Tue 6/9

4:30 pm-11:39 pm

Nonstop5h 09m

$466

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Fri 4/24

7:35 am-10:44 am

Nonstop5h 09m

Liberia

Mon 4/27

3:27 pm-10:33 am

1 stop17h 06m

$472

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 4/18

12:21 pm-7:37 pm

1 stop9h 16m

San José Juan Santamaria Intl

Sat 4/25

7:55 am-7:26 pm

1 stop9h 31m

$498

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 6/4

8:21 am-11:38 am

Nonstop5h 17m

San José Juan Santamaria Intl

Sun 6/14

12:30 am-12:37 am

1 stop22h 07m

$511

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 8/24

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Wed 9/9

12:44 pm-8:00 pm

Nonstop5h 16m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 43 resultsSorted by cheapest first
1
2
3
...
5

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 $324). 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 April 4, 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 April 4, 2026.

The most flights from EWR to CR0 are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

How often are flights from Newark to Costa Rica delayed?

About 17% of weekly flights between Newark and Costa Rica have experienced delays in the past year, with the average delay time being 174 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 Saturday 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.

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 April 4, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andJetBlue 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
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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
8,378 reviews
Delta
7.9
Good
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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
9,540 reviews
Delta
7.9
Good
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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
2,913 reviews
Delta
7.9
Good
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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
7.1
Good
11,555 reviews
Delta
7.9
Good
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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
8,578 reviews
Delta
7.9
Good
8,378 reviews

Boarding

8.1

Crew

8.5

Entertainment

7.8

Food

7.2

Comfort

7.9

Overall

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 long is the flight from Newark Airport to Costa Rica?

    For as low as $377, United Airlines can have you in Costa Rica from Newark Airport in 5h 09m. There are 2191 mi between Newark Airport and Costa Rica. Most flights are nonstop.

  • 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 $79. United Airlines flights start at $107 while deals on American Airlines start at $109 one-way.

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

    On average you can expect to pay $845 for a flight from Newark Airport to Costa Rica. The cheapest flight overall is $113 while the most popular route, (Newark - San José Juan Santamaria Intl) is currently priced at $319.

  • 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 $324). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 9 airlines flying from Newark to Costa Rica

Discover the top 9 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 April 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$97Average$413FlexibilityNo cancel feeOn-time71%
ArajetCheapest$126Average$337FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$137Average$472FlexibilityNo cancel feeOn-time62%
Copa AirlinesCheapest$179Average$593FlexibilityNo cancel feeOn-time70%
FrontierCheapest$188Average$395FlexibilityNo cancel feeOn-time62%
DeltaCheapest$194Average$558FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$211Average$537FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$251Average$459FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$280Average$516FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights