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Flights to Costa Rica

€672 Cheap flights to Costa Rica

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Costa Rica departing on 21/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent flights found to popular cities in Costa Rica

Find flights to these popular cities in Costa Rica from your nearest airport.

Flights to San José

Search all flight deals to San José
Multiple Airlines
21 Apr
DUB
30h 00m
1 stop
SJO
28 Apr
SJO
17h 20m
1 stop
DUB
€672
Air Canada
4 May
DUB
19h 10m
1 stop
SJO
19 May
SJO
17h 15m
1 stop
DUB
€680
Air Canada
4 May
DUB
19h 10m
1 stop
SJO
19 May
SJO
17h 15m
1 stop
DUB
€683
Multiple Airlines
21 Apr
DUB
19h 20m
2 stops
SJO
28 Apr
SJO
17h 20m
1 stop
DUB
€687
Air Canada
6 Jun
DUB
19h 10m
2 stops
SJO
20 Jun
SJO
41h 35m
2 stops
DUB
€697
Air Canada
28 May
DUB
19h 10m
1 stop
SJO
1 Jun
SJO
17h 05m
1 stop
DUB
€701
Air Canada
4 May
DUB
19h 10m
1 stop
SJO
19 May
SJO
40h 45m
2 stops
DUB
€703
Air Canada
28 May
DUB
19h 40m
2 stops
SJO
1 Jun
SJO
17h 05m
1 stop
DUB
€704
Air Canada
28 May
DUB
19h 10m
1 stop
SJO
1 Jun
SJO
17h 05m
1 stop
DUB
€705
Air Canada
28 May
DUB
19h 40m
2 stops
SJO
1 Jun
SJO
17h 05m
1 stop
DUB
€706
Air Canada
28 May
DUB
19h 40m
2 stops
SJO
1 Jun
SJO
17h 05m
1 stop
DUB
€707
Multiple Airlines
16 May
DUB
23h 00m
2 stops
SJO
27 May
SJO
16h 45m
2 stops
DUB
€708

Flights to Liberia

Search all flight deals to Liberia
United Airlines
16 Apr
DUB
29h 35m
2 stops
LIR
21 Apr
LIR
31h 50m
2 stops
DUB
€735
United Airlines
28 Apr
DUB
30h 40m
2 stops
LIR
26 May
LIR
36h 13m
2 stops
DUB
€738
Multiple Airlines
28 Apr
DUB
34h 40m
1 stop
LIR
26 May
LIR
32h 15m
2 stops
DUB
€977
American Airlines
28 Apr
DUB
30h 43m
1 stop
LIR
26 May
LIR
36h 26m
1 stop
DUB
€1,023
American Airlines
23 Mar
DUB
29h 43m
2 stops
LIR
2 Apr
LIR
36h 16m
1 stop
DUB
€1,027
American Airlines
26 Apr
DUB
29h 44m
2 stops
LIR
30 Apr
LIR
32h 50m
2 stops
DUB
€1,030
American Airlines
26 Apr
DUB
29h 48m
2 stops
LIR
30 Apr
LIR
32h 50m
2 stops
DUB
€1,031
American Airlines
26 Apr
DUB
29h 44m
2 stops
LIR
30 Apr
LIR
35h 55m
2 stops
DUB
€1,033
Multiple Airlines
16 Apr
DUB
42h 15m
3 stops
LIR
21 Apr
LIR
21h 15m
2 stops
DUB
€1,040
American Airlines
26 Apr
DUB
32h 00m
2 stops
LIR
30 Apr
LIR
14h 07m
1 stop
DUB
€1,070
American Airlines
26 Apr
DUB
30h 43m
1 stop
LIR
30 Apr
LIR
20h 15m
2 stops
DUB
€1,078
American Airlines
26 Apr
DUB
30h 43m
1 stop
LIR
30 Apr
LIR
19h 03m
2 stops
DUB
€1,081

Find the cheapest flights from Ireland to Costa Rica

Recent return flight deals from Ireland to Costa Rica

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:35 - 17:35
DUB
-
SJO
30h 00m
1 stop
Multiple Airlines Logo
07:55 - 08:15
SJO
-
DUB
17h 20m
1 stop
€672Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
1 stop
Air Canada Logo
08:00 - 08:15
SJO
-
DUB
17h 15m
1 stop
€680Air Canada
Mon, 4 May - Tue, 19 May
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
1 stop
Air Canada Logo
08:00 - 08:15
SJO
-
DUB
17h 15m
1 stop
€683Air Canada
Mon, 4 May - Tue, 19 May
Multiple Airlines Logo
09:50 - 22:10
DUB
-
SJO
19h 20m
2 stops
Multiple Airlines Logo
07:55 - 08:15
SJO
-
DUB
17h 20m
1 stop
€687Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Air Canada Logo
07:40 - 08:15
SJO
-
DUB
41h 35m
2 stops
€697Air Canada
Sat, 6 Jun - Sat, 20 Jun
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
1 stop
Air Canada Logo
07:40 - 07:45
SJO
-
DUB
17h 05m
1 stop
€701Air Canada
Thu, 28 May - Mon, 1 Jun
United Airlines Logo
13:35 - 12:10
DUB
-
LIR
29h 35m
2 stops
United Airlines Logo
16:30 - 07:20
LIR
-
DUB
31h 50m
2 stops
€735United Airlines
Thu, 16 Apr - Tue, 21 Apr
United Airlines Logo
12:30 - 12:10
DUB
-
LIR
30h 40m
2 stops
United Airlines Logo
15:27 - 10:40
LIR
-
DUB
36h 13m
2 stops
€738United Airlines
Tue, 28 Apr - Tue, 26 May
American Airlines Logo
11:45 - 11:28
DUB
-
LIR
30h 43m
1 stop
American Airlines Logo
14:19 - 09:45
LIR
-
DUB
36h 26m
1 stop
€1,023American Airlines
Tue, 28 Apr - Tue, 26 May
American Airlines Logo
12:40 - 11:24
DUB
-
LIR
29h 44m
2 stops
American Airlines Logo
14:40 - 09:35
LIR
-
DUB
35h 55m
2 stops
€1,027American Airlines
Sun, 26 Apr - Thu, 30 Apr

momondo Fare Finder

 
Locate flights to Costa Rica that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 11 March 2026.
Use the filters below to find and compare flights to Costa Rica that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 21/4

18:35-17:35

1 stop30h 00m

San José Juan Santamaria Intl

Tue 28/4

07:55-08:15

1 stop17h 20m

€672

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 4/5

09:50-22:00

1 stop19h 10m

San José Juan Santamaria Intl

Tue 19/5

08:00-08:15

1 stop17h 15m

€680

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 4/5

09:50-22:00

1 stop19h 10m

San José Juan Santamaria Intl

Tue 19/5

08:00-08:15

1 stop17h 15m

€683

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 21/4

09:50-22:10

2 stops19h 20m

San José Juan Santamaria Intl

Tue 28/4

07:55-08:15

1 stop17h 20m

€687

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 6/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Sat 20/6

07:40-08:15

2 stops41h 35m

€697
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 28/5

09:50-22:00

1 stop19h 10m

San José Juan Santamaria Intl

Mon 1/6

07:40-07:45

1 stop17h 05m

€701

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 16/4

13:35-12:10

2 stops29h 35m

Liberia

Tue 21/4

16:30-07:20

2 stops31h 50m

€735

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Tue 28/4

12:30-12:10

2 stops30h 40m

Liberia

Tue 26/5

15:27-10:40

2 stops36h 13m

€738

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Tue 28/4

11:45-11:28

1 stop30h 43m

Liberia

Tue 26/5

14:19-09:45

1 stop36h 26m

€1,023

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Sun 26/4

12:40-11:24

2 stops29h 44m

Liberia

Thu 30/4

14:40-09:35

2 stops35h 55m

€1,027

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Costa Rica from

Costa Rica flights insights and trends

Explore insights for your Costa Rica flight to craft the best travel plan

Which airlines fly to Costa Rica?

United Airlines, Air Canada and KLM are the top three most popular airlines that fly to Costa Rica from Ireland according to our data. United Airlines is the first choice among our users, with 50% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 3 different airlines that fly to Costa Rica on a routine basis, so you have a few additional options to choose from.

Cheapest flights to cities in Costa Rica

Click on the cities below to find out when it's cheapest to fly to Costa Rica from Ireland
San José
San José
Find flights to San José

Cheap Costa Rica flight deals and tips

Summary info about Costa Rica flight prices, duration and airlines

Best One-Way Price

€305

Best Round-Trip Price

€672

Fastest flight time

32h 55m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €305 (Dublin to San José Juan Santamaria Intl).
Search Deals
The best round-trip flight price to Costa Rica from Ireland in the last 72 hours is €672 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 32h 55m (Dublin to San José Juan Santamaria Intl).
Search Deals
December has the highest demand for flights to Costa Rica, with a 8% price increase on average.
Search Deals

Frequently asked questions about flying to Costa Rica

What is the best airport to land at to visit Parque Metropolitano La Sabana?

Flying into San José Airport is typically the best way to visit Parque Metropolitano La Sabana, since it is the closest airport to the area.

What is the cheapest flight to Costa Rica?

The cheapest flights to Costa Rica recently found by momondo users are €401 with Avianca, €587 with Air Canada, and €599 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 50% of our users opting to fly with them when travelling to Costa Rica. Other popular options include Air Canada and KLM. There are a total of 3 different airlines flying to Costa Rica.

What is the most popular airport in Costa Rica to fly to?

San José Juan Santamaria Intl is the most popular airport in Costa Rica to fly to, with 86% of all users travelling to Costa Rica opting to take a flight into this airport. If you’re interested in staying in San José, which is the city in Costa Rica that is closest to San José Juan Santamaria Intl, then be sure to check momondo for cheap flight deals.

When did momondo last update prices for flights to Costa Rica?

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

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

There are 5 operators available for flights to Costa Rica as of March 2026.

How old do you have to be to fly to Costa Rica?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel 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.

Why use momondo?

Why should I use momondo to find a flight deal 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 for you.

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

Yes. momondo enables you to select and highlight flights to Costa Rica with this policy.

How can momondo help me find flights to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Costa Rica.

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

Yes momondo offers price alerts on flights to Costa Rica. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to Costa Rica

Popular Flights to Costa Rica

Popular routes according to searches in the past day on momondo
Dublin to San José flightsfrom €688
Shannon to San José flightsfrom €748
Dublin to Liberia flightsfrom €1,033