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$307+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — DUB
feb. 7 — feb. 141
sáb. 2/7
sáb. 2/14
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 enero 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$730
(CheapOair)

One-way from

$307
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$1,265
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. 7% potential increase in price ($88 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 January 2026
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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 enero 8, 2026.

This CheapOair deal was found by Cheapflights users on 1/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/1112:40 pmSJO - DUB
1 stop13h 40mMultiple Airlines
jue. 5/217:45 pmDUB - SJO
1 stop24h 15mMultiple Airlines
Deal found 1/5$730
This CheapOair deal was found by Cheapflights users on 1/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/131:38 pmSJO - DUB
2 stops32h 37mMultiple Airlines
jue. 4/2311:10 amDUB - SJO
1 stop18h 04mMultiple Airlines
Deal found 1/6$750
This CheapOair deal was found by Cheapflights users on 1/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/312:40 pmSJO - DUB
1 stop13h 40mMultiple Airlines
sáb. 5/162:10 pmDUB - SJO
2 stops24h 43mMultiple Airlines
Deal found 1/7$782
This WestJet deal was found by Cheapflights users on 1/8. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/61:25 pmLIR - DUB
1 stop14h 30mWestJet
sáb. 6/2010:40 amDUB - LIR
1 stop32h 40mWestJet
Deal found 1/8$793
This CheapOair deal was found by Cheapflights users on 1/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/171:45 pmSJO - DUB
2 stops31h 45mMultiple Airlines
mié. 4/297:45 pmDUB - SJO
1 stop24h 15mMultiple Airlines
Deal found 1/7$821
This CheapOair deal was found by Cheapflights users on 1/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/152:05 pmSJO - DUB
1 stop14h 15mMultiple Airlines
vie. 5/227:45 pmDUB - SJO
2 stops24h 35mMultiple Airlines
Deal found 1/7$822
This CheapOair deal was found by Cheapflights users on 1/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/162:05 pmSJO - DUB
1 stop14h 15mMultiple Airlines
sáb. 5/237:45 pmDUB - SJO
1 stop24h 15mMultiple Airlines
Deal found 1/7$845
This FlightHub deal was found by Cheapflights users on 1/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/262:05 pmSJO - DUB
1 stop14h 15mMultiple Airlines
dom. 8/97:45 pmDUB - SJO
1 stop24h 15mMultiple Airlines
Deal found 1/7$846
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/61:25 pmLIR - DUB
1 stop14h 30mMultiple Airlines
sáb. 6/208:00 amDUB - LIR
2 stops35h 20mMultiple Airlines
Deal found 1/8$926
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/61:25 pmLIR - DUB
1 stop14h 30mMultiple Airlines
lun. 6/229:00 pmDUB - LIR
2 stops46h 20mMultiple Airlines
Deal found 1/8$948
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/71:25 pmLIR - DUB
1 stop36h 55mMultiple Airlines
sáb. 6/201:15 pmDUB - LIR
1 stop30h 05mMultiple Airlines
Deal found 1/8$1,045
This United Airlines deal was found by Cheapflights users on 1/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/73:25 pmLIR - DUB
2 stops32h 55mUnited Airlines
dom. 6/219:20 amDUB - LIR
2 stops36h 03mUnited Airlines
Deal found 1/8$1,277

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 enero 8, 2026.
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

LiberiaDublin

LIR - DUB

LIRDUB

Liberia

dom. 6/7

1:25 pm-9:20 am

1 stop36h 55m

Dublin

lun. 6/22

9:00 pm-12:20 pm

2 stops46h 20m

$948

LiberiaDublin

LIR - DUB

LIRDUB

Liberia

sáb. 6/6

1:25 pm-10:55 am

1 stop14h 30m

Dublin

lun. 6/22

9:00 pm-12:20 pm

2 stops46h 20m

$948

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

lun. 3/23

1:05 pm-4:20 am

2 stops33h 15m

Dublin

sáb. 4/4

4:45 pm-12:18 pm

2 stops26h 33m

$950

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

lun. 3/2

7:00 am-7:45 am

1 stop18h 45m

Dublin

lun. 10/26

1:25 pm-6:25 pm

1 stop35h 00m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

sáb. 2/28

2:25 pm-7:45 am

1 stop35h 20m

Dublin

lun. 10/26

5:15 pm-6:25 pm

1 stop31h 10m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

dom. 3/1

7:00 am-7:45 am

1 stop18h 45m

Dublin

dom. 3/15

5:55 am-6:25 pm

1 stop18h 30m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

dom. 3/1

7:00 am-7:45 am

1 stop18h 45m

Dublin

mar. 3/24

1:25 pm-6:25 pm

1 stop35h 00m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

lun. 3/2

7:00 am-7:45 am

1 stop18h 45m

Dublin

mié. 10/28

8:50 am-6:25 pm

1 stop15h 35m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

dom. 3/1

7:00 am-7:45 am

1 stop18h 45m

Dublin

mié. 10/28

5:55 am-6:25 pm

1 stop18h 30m

$960

San JoséDublin

SJO - DUB

SJODUB

San José Juan Santamaria Intl

dom. 3/1

7:00 am-7:45 am

1 stop18h 45m

Dublin

lun. 5/25

9:15 am-5:10 pm

1 stop14h 55m

$964

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 37 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 $796). 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.

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 enero 8, 2026.
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
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air France
7.4
Good
1,519 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Air Canada
7.1
Good
10,603 reviews
KLM
7.7
Good
1,434 reviews

Entertainment

7.1

Food

7.2

Comfort

7.6

Crew

8.4

Overall

7.7

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

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 and United Airlines fly from Costa Rica to Ireland in about 18h 45m. The time it takes to get you to your destination can typically vary by up to 17h 05m. The distance from Costa Rica to Ireland is about 5166 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Costa Rica to Ireland one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $518. United Airlines flights start at $551 while deals on SWISS start at $669 one-way.

  • 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 $796). 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 enero 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$686Average$1,174FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$905Average$908FlexibilityNo cancel feeOn-time67%
Air FranceCheapest$955Average$1,121FlexibilityNo cancel feeOn-time77%

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