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$167+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SJO
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
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 11, 2026.

This Air Canada deal was found by Cheapflights users on 6/8. 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 11/33:40 pm
EWR
-
LIR
2 stops23h 15m
Air Canada
Sun 11/82:55 pm
LIR
-
EWR
2 stops17h 52m
Air Canada
Deal found 6/8$376
This Faresmojo deal was found by Cheapflights users on 6/8. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:40 pm
EWR
-
LIR
1 stop18h 21m
JetBlue
Mon 8/312:06 pm
LIR
-
EWR
1 stop17h 21m
JetBlue
Deal found 6/8$380
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/247:39 am
EWR
-
LIR
Nonstop5h 05m
United Airlines
Sat 10/314:15 pm
LIR
-
EWR
Nonstop5h 02m
United Airlines
Deal found 6/10$386
This Air Canada deal was found by Cheapflights users on 6/8. 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 11/76:30 pm
EWR
-
LIR
1 stop20h 25m
Air Canada
Sat 11/142:40 pm
LIR
-
EWR
1 stop18h 07m
Air Canada
Deal found 6/8$387
This Air Canada deal was found by Cheapflights users on 6/7. 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 11/78:15 pm
EWR
-
LIR
2 stops18h 40m
Air Canada
Tue 11/102:40 pm
LIR
-
EWR
1 stop18h 07m
Air Canada
Deal found 6/7$389
This Air Canada deal was found by Cheapflights users on 6/9. 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 11/146:30 pm
EWR
-
LIR
1 stop20h 25m
Air Canada
Sat 11/212:55 pm
LIR
-
EWR
1 stop16h 19m
Air Canada
Deal found 6/9$392
This Air Canada deal was found by Cheapflights users on 6/7. 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.
Sun 11/18:15 pm
EWR
-
LIR
2 stops18h 40m
Air Canada
Sat 11/72:55 pm
LIR
-
EWR
1 stop18h 15m
Air Canada
Deal found 6/7$394
This Air Canada deal was found by Cheapflights users on 6/9. 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.
Mon 11/23:40 pm
EWR
-
LIR
1 stop23h 00m
Air Canada
Sat 11/72:40 pm
LIR
-
EWR
1 stop18h 07m
Air Canada
Deal found 6/9$398
This United Airlines deal was found by Cheapflights users on 6/9. 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 9/296:00 am
EWR
-
LIR
1 stop8h 10m
United Airlines
Tue 10/61:20 pm
LIR
-
EWR
1 stop9h 38m
United Airlines
Deal found 6/9$400
This Delta deal was found by Cheapflights users on 6/9. 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.
Sat 10/316:00 am
EWR
-
SJO
1 stop7h 58m
Delta
Mon 11/162:30 pm
SJO
-
EWR
1 stop9h 28m
Delta
Deal found 6/9$422
This American Airlines deal was found by Cheapflights users on 6/7. 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 11/46:00 am
EWR
-
SJO
1 stop9h 10m
American Airlines
Sat 11/76:22 am
SJO
-
EWR
1 stop12h 23m
American Airlines
Deal found 6/7$423
This Kiwi.com deal was found by Cheapflights users on 6/7. 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 8/3112:59 am
EWR
-
SJO
1 stop18h 04m
Arajet
Wed 9/2311:23 am
SJO
-
EWR
1 stop10h 07m
Arajet
Deal found 6/7$424

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 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$376
(Air Canada)

One-way from

$167
(Air Canada)

Popular in

December

Cheapest in

October

Average price

$509

Good round-trip deal

$509 or less

Good one-way deal

$188 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.
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. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 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 11, 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

NewarkSan José

EWR - SJO

EWRSJO

Newark

Fri 11/6

8:50 pm-11:25 am

1 stop15h 35m

San José Juan Santamaria Intl

Wed 11/11

2:00 pm-8:16 pm

Nonstop5h 16m

$526

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 9/17

6:00 am-11:54 am

1 stop7h 54m

San José Juan Santamaria Intl

Tue 9/29

1:25 pm-11:59 pm

1 stop8h 34m

$528

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 9/12

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Thu 9/17

7:55 am-9:33 pm

1 stop11h 38m

$532

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Tue 11/3

8:50 pm-1:10 pm

1 stop17h 20m

Liberia

Thu 11/5

5:15 pm-11:17 pm

Nonstop5h 02m

$534

NewarkSan José

EWR - SJO

EWRSJO

Newark

Thu 9/3

8:24 am-11:38 am

Nonstop5h 14m

San José Juan Santamaria Intl

Thu 9/17

1:25 pm-12:49 am

1 stop9h 24m

$538

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 7/11

9:05 pm-12:10 pm

1 stop17h 05m

Liberia

Thu 7/16

3:27 pm-12:37 am

1 stop31h 10m

$557

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 11/28

7:18 am-11:44 am

Nonstop5h 26m

Liberia

Wed 12/2

5:15 pm-11:17 pm

Nonstop5h 02m

$573

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Sat 8/1

9:05 pm-9:50 am

1 stop14h 45m

Liberia

Wed 8/5

4:30 pm-11:39 pm

Nonstop5h 09m

$577

NewarkLiberia

EWR - LIR

EWRLIR

Newark

Wed 11/18

7:00 am-6:37 pm

1 stop12h 37m

Liberia

Wed 11/25

5:15 pm-11:17 pm

Nonstop5h 02m

$577

NewarkSan José

EWR - SJO

EWRSJO

Newark

Sat 8/29

12:00 pm-7:37 pm

1 stop9h 37m

San José Juan Santamaria Intl

Wed 9/9

1:25 pm-12:49 am

1 stop9h 24m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 45 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 November is currently the most expensive (average of $943). 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 11, 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 11, 2026.

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).

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 161 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 18% 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 11, 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
7.9
Good
8,407 reviews

Overall

7.9

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
7.9
Good
8,407 reviews
Delta
7.9
Good
8,407 reviews

Overall

7.9

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
9,809 reviews
Delta
7.9
Good
8,407 reviews

Overall

7.9

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
11,645 reviews
Delta
7.9
Good
8,407 reviews

Overall

7.9

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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
2,982 reviews
Delta
7.9
Good
8,407 reviews

Overall

7.9

Comfort

7.8

Entertainment

7.8

Crew

8.5

Food

7.2

Boarding

8.1

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 $528, United Airlines can have you in Costa Rica from Newark Airport in 7h 54m. There are 2207 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 $818 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 $369.

  • 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 November is currently the most expensive (average of $943). 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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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 11, 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$450FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$278Average$533FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$319Average$593FlexibilityNo cancel feeOn-time70%

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