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Cheap flights from Dublin to Costa Rica from €320

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Costa Rica departing on 20/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:00 - 14:45
DUB
-
LIR
35h 45m1 stop
Multiple Airlines Logo
18:00 - 17:45
LIR
-
DUB
17h 45m1 stop
€651Multiple Airlines
Fri, 16 Jan - Wed, 21 Jan
Air Canada Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Air Canada Logo
08:35 - 07:10
SJO
-
DUB
16h 35m1 stop
€660Air Canada
Sun, 11 Jan - Sun, 25 Jan
Air Canada Logo
09:00 - 23:15
DUB
-
SJO
20h 15m2 stops
Air Canada Logo
08:35 - 07:10
SJO
-
DUB
16h 35m1 stop
€673Air Canada
Sun, 11 Jan - Sun, 25 Jan
Multiple Airlines Logo
09:00 - 14:45
DUB
-
LIR
35h 45m1 stop
Multiple Airlines Logo
18:00 - 17:10
LIR
-
DUB
17h 10m2 stops
€683Multiple Airlines
Fri, 16 Jan - Wed, 21 Jan
Multiple Airlines Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Multiple Airlines Logo
15:50 - 17:45
SJO
-
DUB
19h 55m2 stops
€703Multiple Airlines
Fri, 9 Jan - Wed, 28 Jan
Multiple Airlines Logo
18:10 - 08:50
DUB
-
SJO
20h 40m2 stops
Multiple Airlines Logo
13:31 - 07:10
SJO
-
DUB
35h 39m3 stops
€706Multiple Airlines
Tue, 3 Feb - Sat, 28 Feb
United Airlines Logo
09:00 - 12:55
DUB
-
LIR
33h 55m2 stops
United Airlines Logo
14:01 - 08:10
LIR
-
DUB
36h 09m1 stop
€718United Airlines
Wed, 4 Feb - Sun, 8 Feb
United Airlines Logo
08:00 - 18:53
DUB
-
SJO
16h 53m2 stops
United Airlines Logo
13:00 - 09:55
SJO
-
DUB
14h 55m1 stop
€723United Airlines
Wed, 11 Mar - Wed, 18 Mar
United Airlines Logo
10:40 - 18:16
DUB
-
SJO
37h 36m2 stops
United Airlines Logo
08:45 - 09:55
SJO
-
DUB
19h 10m2 stops
€723United Airlines
Tue, 17 Feb - Tue, 3 Mar
United Airlines Logo
10:40 - 18:16
DUB
-
SJO
37h 36m2 stops
United Airlines Logo
14:00 - 09:55
SJO
-
DUB
13h 55m1 stop
€724United Airlines
Tue, 17 Feb - Tue, 3 Mar

Air Canada flights from Dublin to Costa Rica

Our best Air Canada deals on Dublin to Costa Rica flight tickets
Air Canada
11 Jan
DUB09:00Dublin
21h 05m
1 stop
SJO00:05San José Juan Santamaria Intl
25 Jan
SJO08:35San José Juan Santamaria Intl
16h 35m
1 stop
DUB07:10Dublin
€660
Find similar
Air Canada
11 Jan
DUB09:00Dublin
20h 15m
2 stops
SJO23:15San José Juan Santamaria Intl
25 Jan
SJO08:35San José Juan Santamaria Intl
16h 35m
1 stop
DUB07:10Dublin
€673
Find similar
Air Canada
9 Jan
DUB09:00Dublin
21h 05m
1 stop
SJO00:05San José Juan Santamaria Intl
25 Jan
SJO08:35San José Juan Santamaria Intl
16h 35m
1 stop
DUB07:10Dublin
€707
Find similar

KLM flights from Dublin to Costa Rica

Our best KLM deals on Dublin to Costa Rica flight tickets
KLM
31 Mar
DUB08:55Dublin
17h 07m
2 stops
SJO19:02San José Juan Santamaria Intl
13 Apr
SJO18:25San José Juan Santamaria Intl
21h 00m
1 stop
DUB22:25Dublin
€861
Find similar
KLM
31 Mar
DUB08:55Dublin
17h 07m
2 stops
SJO19:02San José Juan Santamaria Intl
13 Apr
SJO18:25San José Juan Santamaria Intl
35h 15m
1 stop
DUB12:40Dublin
€864
Find similar
KLM
31 Mar
DUB11:00Dublin
31h 55m
1 stop
SJO11:55San José Juan Santamaria Intl
13 Apr
SJO18:25San José Juan Santamaria Intl
21h 00m
1 stop
DUB22:25Dublin
€966
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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 18 December 2025.
Use the filters below to find and compare flights from Dublin to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Fri 16/1

09:00-14:45

1 stop35h 45m

Liberia

Wed 21/1

18:00-17:45

1 stop17h 45m

€651

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 11/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Sun 25/1

08:35-07:10

1 stop16h 35m

€660

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 11/1

09:00-23:15

2 stops20h 15m

San José Juan Santamaria Intl

Sun 25/1

08:35-07:10

1 stop16h 35m

€673

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Fri 16/1

09:00-14:45

1 stop35h 45m

Liberia

Wed 21/1

18:00-17:10

2 stops17h 10m

€683

DublinSan José

DUB - SJO

DUBSJO

Dublin

Fri 9/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Wed 28/1

15:50-17:45

2 stops19h 55m

€703

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 3/2

18:10-08:50

2 stops20h 40m

San José Juan Santamaria Intl

Sat 28/2

13:31-07:10

3 stops35h 39m

€706

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 4/2

09:00-12:55

2 stops33h 55m

Liberia

Sun 8/2

14:01-08:10

1 stop36h 09m

€718

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 11/3

08:00-18:53

2 stops16h 53m

San José Juan Santamaria Intl

Wed 18/3

13:00-09:55

1 stop14h 55m

€723

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 17/2

10:40-18:16

2 stops37h 36m

San José Juan Santamaria Intl

Tue 3/3

08:45-09:55

2 stops19h 10m

€723

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 17/2

10:40-18:16

2 stops37h 36m

San José Juan Santamaria Intl

Tue 3/3

14:00-09:55

1 stop13h 55m

€724

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 Dublin 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 Dublin is in September. Flight prices, which tend to average around €674, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Costa Rica from Dublin during February instead. Flights to Costa Rica in February, while not as cheap as those in September, still average around €675.

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 €681. 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 €1,049. 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 Dublin to Costa Rica when you can find flight prices for as low as €752. 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 €843 on average. Flights to Costa Rica from Dublin 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 Dublin when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around €749 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 Dublin for as low as €582 on momondo.

Can stopping save me money on Dublin to Costa Rica flights?

You could potentially save up to 9% on your flight if you consider stops on a Dublin to Costa Rica flight.

Cheap Dublin to Costa Rica flight deals and tips

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

Fastest flight time

17h 47m

Direct flights

None
The fastest flight from Dublin to Costa Rica takes 17h 47m
There are no direct flights from Dublin to Costa Rica. There are no popular flight routes from Dublin to Costa Rica.
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  • When did momondo last update prices for flights from Dublin Airport to Costa Rica?

    Prices for flights from Dublin Airport to Costa Rica are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Costa Rica.

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

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Dublin to Costa Rica

Compare and see reviews for airlines that fly from Dublin to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom €614Free CancellationRating
7.1
10,542 reviews
Search Air Canada flights
LufthansaPriceFrom €638Free CancellationRating
6.8
7,637 reviews
Search Lufthansa flights
United AirlinesPriceFrom €649Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
Air FrancePriceFrom €701Free CancellationRating
7.4
1,508 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from Dublin 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 Dublin to Costa Rica for you.

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

All flight searches from Dublin to Costa Rica on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Dublin to Costa Rica.

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

If you are not ready to book a flight from Dublin to Costa Rica now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Costa Rica and let you know when they change.

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