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$181+ 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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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 June 27, 2026.

This Air Canada deal was found by Cheapflights users on 6/22. 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.
Thu 11/1911:36 am
EWR
-
LIR
2 stops27h 19m
Air Canada
Thu 11/262:55 pm
LIR
-
EWR
2 stops17h 52m
Air Canada
Deal found 6/22$416
This Air Canada deal was found by Cheapflights users on 6/22. 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.
Thu 11/266:00 am
EWR
-
LIR
1 stop8h 40m
Air Canada
Wed 12/92:40 pm
LIR
-
EWR
1 stop23h 17m
Air Canada
Deal found 6/22$425
This American Airlines deal was found by Cheapflights users on 6/23. 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 10/297:41 pm
EWR
-
LIR
2 stops20h 04m
American Airlines
Mon 11/21:21 pm
LIR
-
EWR
2 stops19h 09m
American Airlines
Deal found 6/23$427
This Air Canada deal was found by Cheapflights users on 6/22. 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.
Sat 11/76:00 am
EWR
-
LIR
1 stop8h 40m
Air Canada
Sat 11/142:40 pm
LIR
-
EWR
1 stop18h 07m
Air Canada
Deal found 6/22$428
This American Airlines deal was found by Cheapflights users on 6/23. 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 10/151:45 pm
EWR
-
LIR
2 stops23h 20m
American Airlines
Tue 10/201:15 pm
LIR
-
EWR
2 stops27h 04m
American Airlines
Deal found 6/23$430
This Air Canada deal was found by Cheapflights users on 6/25. 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 12/28:15 pm
EWR
-
LIR
2 stops18h 55m
Air Canada
Sun 12/63:10 pm
LIR
-
EWR
2 stops17h 35m
Air Canada
Deal found 6/25$434
This Air Canada deal was found by Cheapflights users on 6/24. 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.
Thu 12/1011:05 am
EWR
-
LIR
1 stop28h 05m
Air Canada
Mon 12/143:10 pm
LIR
-
EWR
1 stop22h 18m
Air Canada
Deal found 6/24$436
This Cheapflightsfares deal was found by Cheapflights users on 6/27. 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.
Wed 8/268:00 am
EWR
-
LIR
1 stop7h 01m
JetBlue
Tue 9/12:06 pm
LIR
-
EWR
1 stop17h 21m
JetBlue
Deal found 6/27$437
This American Airlines deal was found by Cheapflights users on 6/22. 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 8/186:30 pm
EWR
-
SJO
1 stop27h 23m
American Airlines
Sat 8/291:29 pm
SJO
-
EWR
1 stop18h 30m
American Airlines
Deal found 6/22$437
This Air Canada deal was found by Cheapflights users on 6/24. 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.
Sat 11/146:55 pm
EWR
-
LIR
1 stop20h 15m
Air Canada
Sat 11/213:10 pm
LIR
-
EWR
1 stop21h 29m
Air Canada
Deal found 6/24$438
This Air Canada deal was found by Cheapflights users on 6/22. 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.
Fri 8/78:24 pm
EWR
-
SJO
2 stops27h 36m
Air Canada
Wed 8/127:10 am
SJO
-
EWR
2 stops31h 39m
Air Canada
Deal found 6/22$438
This American Airlines deal was found by Cheapflights users on 6/24. 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 8/255:19 pm
EWR
-
LIR
2 stops20h 10m
American Airlines
Tue 9/112:35 pm
LIR
-
EWR
2 stops19h 27m
American Airlines
Deal found 6/24$439

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 June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$416
(Air Canada)

One-way from

$181
(Booking.com)

Popular in

December

Cheapest in

October

Average price

$544

Good round-trip deal

$509 or less

Good one-way deal

$184 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. 1% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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.
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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 27, 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

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Fri 10/2

7:45 pm-11:53 am

1 stop18h 08m

Liberia

Wed 10/7

1:20 pm-12:58 am

1 stop9h 38m

$449

NewarkSan José

EWR - SJO

EWRSJO

Newark

Mon 9/14

6:00 am-12:21 pm

1 stop8h 21m

San José Juan Santamaria Intl

Sat 9/19

12:44 pm-8:00 pm

Nonstop5h 16m

$475

NewarkSan José

EWR - SJO

EWRSJO

Newark

Wed 8/26

5:05 pm-8:19 pm

Nonstop5h 14m

San José Juan Santamaria Intl

Wed 9/9

1:25 pm-12:49 am

1 stop9h 24m

$501

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 11/7

3:32 pm-7:53 pm

Nonstop5h 21m

San José Juan Santamaria Intl

Wed 11/11

1:55 pm-8:12 pm

Nonstop5h 17m

$517

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Thu 7/16

6:00 am-12:10 pm

1 stop8h 10m

Liberia

Tue 7/21

4:30 pm-11:39 pm

Nonstop5h 09m

$518

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sun 7/26

7:00 am-2:25 pm

1 stop9h 25m

Liberia

Thu 7/30

4:30 pm-11:39 pm

Nonstop5h 09m

$518

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Mon 11/16

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Wed 11/18

5:20 pm-11:25 pm

Nonstop5h 05m

$540

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 10/16

12:00 pm-5:03 pm

1 stop31h 03m

San José Juan Santamaria Intl

Tue 10/20

5:48 pm-10:30 am

1 stop14h 42m

$552

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Wed 7/8

8:50 pm-9:50 am

1 stop15h 00m

Liberia

Mon 7/13

3:27 pm-10:36 am

1 stop17h 09m

$554

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Tue 7/7

8:50 pm-9:50 am

1 stop15h 00m

Liberia

Mon 7/13

3:27 pm-10:36 am

1 stop17h 09m

$554

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 42 resultsSorted by cheapest first
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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 $129). Flying from Newark Airport to Costa Rica in June is currently the most expensive (average of $1,086). 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 27, 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 June 27, 2026.

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).

How often are flights from Newark to Costa Rica delayed?

About 18% of weekly flights between Newark and Costa Rica have experienced delays in the past year, with the average delay time being 163 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 Sunday 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.

How far ahead should I book a flight from Newark Airport to Costa Rica?

The best time to book flights from Newark Airport to Costa Rica is 51 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 27, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,451 reviews

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
Delta
7.8
Good
8,451 reviews
Delta
7.8
Good
8,451 reviews

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
United Airlines
7.4
Good
9,896 reviews
Delta
7.8
Good
8,451 reviews

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
American Airlines
7.1
Good
11,779 reviews
Delta
7.8
Good
8,451 reviews

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work
JetBlue
7.1
Good
3,014 reviews
Delta
7.8
Good
8,451 reviews

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Barney,May 2026

JFK - ATL

Terrible flight. Late, reduced beverage service, lack of headphones, entertainment service didn't work

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 $449, United Airlines can have you in Costa Rica from Newark Airport in 18h 08m. 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 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 $108. American Airlines flights start at $109 while deals on JetBlue start at $113 one-way.

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

    On average you can expect to pay $912 for a flight from Newark Airport to Costa Rica. The cheapest flight overall is $177 while the most popular route, (Newark - San José Juan Santamaria Intl) is currently priced at $353.

  • 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 $129). Flying from Newark Airport to Costa Rica in June is currently the most expensive (average of $1,086). 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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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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$97Average$413FlexibilityNo cancel feeOn-time71%
ArajetCheapest$126Average$346FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$134Average$471FlexibilityNo cancel feeOn-time62%
DeltaCheapest$141Average$605FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$188Average$456FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$250Average$449FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$535FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$319Average$593FlexibilityNo cancel feeOn-time70%

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