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$376+ Cheap flights from Costa Rica to Ireland

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — DUB
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheap flight deals from Costa Rica to Ireland

Keep the following information in mind while searching for Costa Rica to Ireland flight deals. Data was last updated November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$748
(Mytrip)

One-way from

$330
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$1,058
Provider with most accurate pricing for San José Juan Santamaria Intl-Dublin flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Dublin flights.
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From Costa Rica to Ireland
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One-way flight from Costa Rica to Ireland
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Highest demand for flights based on searches. 8% potential increase in price ($108 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Costa Rica to Ireland

Cheapest flights from Costa Rica to Ireland
Explore the most affordable flight options available from Costa Rica to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This KLM deal was found by Cheapflights users on 11/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:00 amSJO - DUB
1 stop18h 45mKLM
Sun 12/79:45 amDUB - SJO
1 stop18h 35mKLM
Deal found 11/18$962
This KLM deal was found by Cheapflights users on 11/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amSJO - DUB
1 stop18h 45mKLM
Mon 12/159:45 amDUB - SJO
1 stop18h 35mKLM
Deal found 11/18$963
This KLM deal was found by Cheapflights users on 11/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:00 amSJO - DUB
1 stop18h 45mKLM
Sun 11/239:45 amDUB - SJO
1 stop18h 22mKLM
Deal found 11/17$968
This KLM deal was found by Cheapflights users on 11/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:00 amSJO - DUB
1 stop18h 45mMultiple Airlines
Thu 1/156:00 amDUB - SJO
1 stop15h 00mMultiple Airlines
Deal found 11/18$990
This KLM deal was found by Cheapflights users on 11/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/132:31 pmSJO - DUB
1 stop35h 14mKLM
Wed 12/249:45 amDUB - SJO
1 stop18h 10mKLM
Deal found 11/19$994
This KLM deal was found by Cheapflights users on 11/17. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:00 amSJO - DUB
1 stop18h 45mMultiple Airlines
Wed 1/148:45 amDUB - SJO
1 stop15h 05mMultiple Airlines
Deal found 11/17$1,013
This Mytrip deal was found by Cheapflights users on 11/17. 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.
Fri 11/211:29 pmSJO - DUB
2 stops24h 06mMultiple Airlines
Sun 11/2311:10 amDUB - SJO
3 stops31h 05mMultiple Airlines
Deal found 11/17$1,063
This KLM deal was found by Cheapflights users on 11/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:30 pmSJO - DUB
1 stop29h 35mMultiple Airlines
Sat 1/174:45 pmDUB - SJO
1 stop31h 05mMultiple Airlines
Deal found 11/19$1,148
This KLM deal was found by Cheapflights users on 11/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:00 amSJO - DUB
1 stop18h 45mMultiple Airlines
Sat 1/174:45 pmDUB - SJO
1 stop31h 05mMultiple Airlines
Deal found 11/18$1,160

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica to Ireland 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 November 19, 2025.
Use the filters below to find and compare flights from Costa Rica to Ireland that are best for you.

Fly from

Costa Rica

Fly to

Ireland

Route

Depart

Return

Price

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Sat 12/13

2:31 pm-7:45 am

1 stop35h 14m

Dublin

Wed 12/24

9:45 am-9:55 pm

1 stop18h 10m

$963

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Wed 3/25

7:00 am-7:45 am

1 stop18h 45m

Dublin

Wed 4/8

8:45 pm-4:20 pm

1 stop26h 35m

$963

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Sun 12/7

7:00 am-7:45 am

1 stop18h 45m

Dublin

Mon 12/15

9:45 am-10:20 pm

1 stop18h 35m

$963

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Sat 12/13

2:31 pm-7:45 am

1 stop35h 14m

Dublin

Thu 1/15

6:00 am-3:00 pm

1 stop15h 00m

$990

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Thu 3/12

7:00 am-7:45 am

1 stop18h 45m

Dublin

Fri 3/20

5:55 am-6:25 pm

1 stop18h 30m

$990

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Sun 12/14

7:00 am-7:45 am

1 stop18h 45m

Dublin

Wed 1/14

8:45 am-5:50 pm

1 stop15h 05m

$1,006

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Sun 3/1

7:00 am-7:45 am

1 stop18h 45m

Dublin

Mon 5/25

11:10 am-4:20 pm

1 stop36h 10m

$1,028

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Fri 4/3

7:00 am-8:20 am

2 stops18h 20m

Dublin

Sat 4/11

11:00 am-9:15 pm

1 stop17h 15m

$1,065

LiberiaDublin

LIR - DUB

LIRDUB

Liberia

Sat 1/24

3:05 pm-4:20 pm

2 stops19h 15m

Dublin

Wed 1/28

8:50 am-1:50 pm

2 stops35h 00m

$1,224

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

Fri 2/27

12:43 pm-5:50 pm

3 stops23h 07m

$427

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 18 results
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Best time to book a flight from Costa Rica to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from Costa Rica 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 Costa Rica to Ireland

What is the cheapest month to book a flight from Costa Rica to Ireland?

Currently, November is the cheapest month in which you can book a flight from Costa Rica to Ireland (average of $802). Flying from Costa Rica to Ireland in August is currently the most expensive (average of $1,070). 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 CR to IE?

Find hourly flight availability from Costa Rica to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 19, 2025.

When flying from Costa Rica to Ireland, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 22% versus a flight in the evening.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated November 19, 2025.
Peruse reviews from past customers who have flown with KLM, Air France, and Air Canada from Costa Rica to Ireland 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.
KLM
7.7
Good
1,412 reviews

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,412 reviews
KLM
7.7
Good
1,412 reviews

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air France
7.4
Good
1,493 reviews
KLM
7.7
Good
1,412 reviews

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,462 reviews
KLM
7.7
Good
1,412 reviews

Boarding

7.8

Entertainment

7.1

Overall

7.7

Food

7.3

Crew

8.4

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Ireland. 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 Costa Rica to Ireland?

    Airlines like KLM fly from Costa Rica to Ireland in about 35h 14m. The time it takes to get you to your destination can typically vary by up to . The distance from Costa Rica to Ireland is about 5166 mi.

  • Can I find deals for flights from Costa Rica to Ireland that include hotel bookings?

    Yes. In addition to deals on Costa Rica to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Costa Rica to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Ireland.

  • Can I find deals for business class flights from Costa Rica to Ireland?

    Yes. Cheapflights offers flight deals from Costa Rica to Ireland 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 Costa Rica to Ireland?

    Currently, November is the cheapest month in which you can book a flight from Costa Rica to Ireland (average of $802). Flying from Costa Rica to Ireland in August is currently the most expensive (average of $1,070). 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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Alternative routes for Costa Rica to Ireland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Costa Rica to Ireland

Discover the top 3 airlines that operate flights from Costa Rica to Ireland. 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 November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$686Average$1,137FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$905Average$908FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$955Average$1,101FlexibilityNo cancel feeOn-time77%

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