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Cheap flights from Ireland to Costa Rica from €360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Costa Rica departing on 28/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Costa Rica

Recent return flight deals from Ireland to Costa Rica

JetBlue Logo
11:30 - 13:00DUB-SJO
32h 30m1 stop
JetBlue Logo
14:05 - 08:20SJO-DUB
35h 15m1 stop
€589JetBlue
Find Deal
Mon, 8 Sep - Mon, 15 Sep
Logo
09:50 - 22:55DUB-SJO
20h 05m1 stop
Logo
07:55 - 07:45SJO-DUB
16h 50m1 stop
€626
Find Deal
Sat, 20 Sep - Mon, 6 Oct
Air Canada Logo
09:50 - 22:55DUB-SJO
20h 05m1 stop
Air Canada Logo
07:55 - 08:15SJO-DUB
41h 20m2 stops
€637Air Canada
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Sat, 20 Sep - Mon, 6 Oct
United Airlines Logo
09:20 - 12:26DUB-SJO
34h 06m2 stops
United Airlines Logo
12:44 - 07:20SJO-DUB
35h 36m1 stop
€655United Airlines
Find Deal
Thu, 21 Aug - Thu, 11 Sep
United Airlines Logo
09:30 - 12:42DUB-SJO
33h 12m1 stop
United Airlines Logo
14:00 - 07:30SJO-DUB
35h 30m1 stop
€656United Airlines
Find Deal
Sun, 28 Dec - Thu, 15 Jan
Air Canada Logo
09:00 - 23:15DUB-SJO
44h 15m2 stops
Air Canada Logo
08:35 - 07:10SJO-DUB
16h 35m1 stop
€662Air Canada
Find Deal
Mon, 10 Nov - Sun, 30 Nov
Delta Logo
09:45 - 12:45DUB-SJO
57h 00m2 stops
Delta Logo
14:20 - 08:45SJO-DUB
36h 25m2 stops
€721Delta
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Sat, 27 Dec - Tue, 13 Jan
Delta Logo
15:00 - 12:08DUB-SJO
28h 08m2 stops
Delta Logo
13:35 - 16:40SJO-DUB
20h 05m2 stops
€760Delta
Find Deal
Mon, 15 Sep - Mon, 22 Sep
Air France Logo
06:00 - 17:10DUB-SJO
18h 10m1 stop
Air France Logo
19:25 - 22:40SJO-DUB
20h 15m1 stop
€762Air France
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Thu, 2 Oct - Mon, 6 Oct
Air France Logo
15:55 - 17:10DUB-SJO
32h 15m1 stop
Air France Logo
19:25 - 22:40SJO-DUB
20h 15m1 stop
€793Air France
Find Deal
Thu, 2 Oct - Mon, 6 Oct

Air France flights from Ireland to Costa Rica

Our best Air France deals on Ireland to Costa Rica flight tickets
Air France
2 Oct
DUB06:00Dublin
18h 10m
1 stop
SJO17:10San José Juan Santamaria Intl
6 Oct
SJO19:25San José Juan Santamaria Intl
20h 15m
1 stop
DUB22:40Dublin
€762
Find similar
Air France
2 Oct
DUB15:55Dublin
32h 15m
1 stop
SJO17:10San José Juan Santamaria Intl
6 Oct
SJO19:25San José Juan Santamaria Intl
20h 15m
1 stop
DUB22:40Dublin
€793
Find similar

United Airlines flights from Ireland to Costa Rica

Our best United Airlines deals on Ireland to Costa Rica flight tickets
United Airlines
21 Aug
DUB09:20Dublin
34h 06m
2 stops
SJO12:26San José Juan Santamaria Intl
11 Sept
SJO12:44San José Juan Santamaria Intl
35h 36m
1 stop
DUB07:20Dublin
€655
Find similar
United Airlines
28 Dec
DUB09:30Dublin
33h 12m
1 stop
SJO12:42San José Juan Santamaria Intl
15 Jan
SJO14:00San José Juan Santamaria Intl
35h 30m
1 stop
DUB07:30Dublin
€656
Find similar
United Airlines
21 Aug
DUB13:35Dublin
29h 03m
1 stop
SJO11:38San José Juan Santamaria Intl
11 Sept
SJO12:44San José Juan Santamaria Intl
35h 36m
1 stop
DUB07:20Dublin
€657
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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, momondo users made 13,528 searches. Data last updated 2 August 2025.
Use the filters below to find and compare flights from Ireland to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 8/9

11:30-13:00

1 stop32h 30m

San José Juan Santamaria Intl

Mon 15/9

14:05-08:20

1 stop35h 15m

€589

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 20/9

09:50-22:55

1 stop20h 05m

San José Juan Santamaria Intl

Mon 6/10

07:55-07:45

1 stop16h 50m

€626

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 20/9

09:50-22:55

1 stop20h 05m

San José Juan Santamaria Intl

Mon 6/10

07:55-08:15

2 stops41h 20m

€637

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 21/8

09:20-12:26

2 stops34h 06m

San José Juan Santamaria Intl

Thu 11/9

12:44-07:20

1 stop35h 36m

€655

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 28/12

09:30-12:42

1 stop33h 12m

San José Juan Santamaria Intl

Thu 15/1

14:00-07:30

1 stop35h 30m

€656

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 10/11

09:00-23:15

2 stops44h 15m

San José Juan Santamaria Intl

Sun 30/11

08:35-07:10

1 stop16h 35m

€662

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 27/12

09:45-12:45

2 stops57h 00m

San José Juan Santamaria Intl

Tue 13/1

14:20-08:45

2 stops36h 25m

€721

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 15/9

15:00-12:08

2 stops28h 08m

San José Juan Santamaria Intl

Mon 22/9

13:35-16:40

2 stops20h 05m

€760

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 2/10

06:00-17:10

1 stop18h 10m

San José Juan Santamaria Intl

Mon 6/10

19:25-22:40

1 stop20h 15m

€762

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 2/10

15:55-17:10

1 stop32h 15m

San José Juan Santamaria Intl

Mon 6/10

19:25-22:40

1 stop20h 15m

€793

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Ireland to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Ireland is in November. Flight prices, which tend to average around €691, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Costa Rica from Ireland during June instead. Flights to Costa Rica in June, while not as cheap as those in November, still average around €694.

What is the cheapest day to depart on your flight to Costa Rica?

The cheapest day to depart on your flight to Costa Rica is on a Wednesday when prices can be found for as low as €696. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €1,072. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the afternoon is the cheapest time of day to fly from Ireland to Costa Rica when you can find flight prices for as low as €769. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €862 on average. Flights to Costa Rica from Ireland at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around €775 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Ireland for as low as €599 on momondo.

Cheap Ireland to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Costa Rica

Best price found

€360

Fastest flight time

14h 49m

Direct flights

None

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from Ireland in the past 72 hours is €360. The best return flight deal from Ireland to Costa Rica found on momondo in the last 72 hours is €589.
The fastest flight from Ireland to Costa Rica takes 14h 49m
There are no direct flights from Ireland to Costa Rica. Popular non-direct routes for this connection are Dublin Airport - San José Juan Santamaria Intl Airport and Dublin Airport - Liberia Airport.
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)
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  • When did momondo last update prices for flights from Ireland to Costa Rica?

    Prices for flights from Ireland to Costa Rica were last updated today.

  • How many operators does momondo search for flights from Ireland to Costa Rica?

  • How old do you have to be to fly from Ireland to Costa Rica?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to Costa Rica

Compare and see reviews for airlines that fly from Ireland to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom €503Free CancellationRating
7.1
9,855 reviews
Search Air Canada flights
United AirlinesPriceFrom €547Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights
Air FrancePriceFrom €743Free CancellationRating
7.5
1,465 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Costa Rica?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ireland to Costa Rica for you.

Can I find flights from Ireland to Costa Rica with flexible booking policies on momondo?

momondo does allow users to show only those flights to Costa Rica from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to Costa Rica?

momondo helps you find the best flight between Ireland and Costa Rica by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ireland to Costa Rica right now. Can momondo alert me if prices change?

Price alerts on flights to Costa Rica from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Costa Rica

Popular Cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo
Flights to San José, San José Provincefrom €489
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