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Flights to Costa Rica

€518 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 4/5. 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
JetBlue
4 May
DUB
17h 34m
1 stop
SJO
13 May
SJO
26h 01m
1 stop
DUB
€518
JetBlue
6 May
DUB
17h 50m
1 stop
SJO
13 May
SJO
26h 01m
1 stop
DUB
€531
JetBlue
4 May
DUB
17h 34m
1 stop
SJO
17 May
SJO
26h 01m
1 stop
DUB
€622
JetBlue
4 May
DUB
17h 34m
1 stop
SJO
17 May
SJO
26h 01m
1 stop
DUB
€626
JetBlue
8 May
DUB
17h 50m
1 stop
SJO
15 May
SJO
26h 01m
1 stop
DUB
€633
JetBlue
5 May
DUB
17h 34m
1 stop
SJO
12 May
SJO
26h 01m
1 stop
DUB
€652
Multiple Airlines
23 Jun
DUB
19h 40m
1 stop
SJO
30 Jun
SJO
19h 50m
1 stop
DUB
€715
Multiple Airlines
23 Jun
DUB
19h 10m
2 stops
SJO
30 Jun
SJO
19h 50m
1 stop
DUB
€718
Multiple Airlines
23 Jun
DUB
19h 40m
1 stop
SJO
30 Jun
SJO
19h 50m
1 stop
DUB
€721
Multiple Airlines
23 Jun
DUB
19h 10m
2 stops
SJO
30 Jun
SJO
19h 50m
1 stop
DUB
€724
Lufthansa
23 Jun
DUB
18h 35m
1 stop
SJO
30 Jun
SJO
19h 50m
1 stop
DUB
€728
JetBlue
3 May
DUB
17h 34m
1 stop
SJO
10 May
SJO
26h 01m
1 stop
DUB
€741

Flights to Liberia

Search all flight deals to Liberia
JetBlue
6 May
DUB
32h 10m
1 stop
LIR
13 May
LIR
36h 00m
1 stop
DUB
€524
JetBlue
3 May
DUB
32h 00m
1 stop
LIR
10 May
LIR
36h 00m
1 stop
DUB
€677
JetBlue
7 May
DUB
32h 10m
1 stop
LIR
14 May
LIR
36h 00m
1 stop
DUB
€691
Multiple Airlines
6 May
DUB
21h 10m
3 stops
LIR
13 May
LIR
27h 40m
1 stop
DUB
€753
Multiple Airlines
7 May
DUB
33h 45m
2 stops
LIR
14 May
LIR
37h 00m
2 stops
DUB
€757
Multiple Airlines
7 May
DUB
32h 45m
1 stop
LIR
14 May
LIR
37h 00m
2 stops
DUB
€775
United Airlines
3 May
DUB
30h 40m
2 stops
LIR
10 May
LIR
36h 43m
2 stops
DUB
€776
Lufthansa
6 May
DUB
21h 10m
3 stops
LIR
13 May
LIR
42h 00m
2 stops
DUB
€782
United Airlines
12 Sept
DUB
30h 40m
2 stops
LIR
3 Oct
LIR
38h 50m
2 stops
DUB
€964
British Airways
7 May
DUB
30h 43m
1 stop
LIR
14 May
LIR
14h 07m
1 stop
DUB
€972
British Airways
6 May
DUB
30h 43m
1 stop
LIR
13 May
LIR
32h 50m
2 stops
DUB
€981
British Airways
3 May
DUB
29h 44m
2 stops
LIR
10 May
LIR
14h 07m
1 stop
DUB
€986

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.
JetBlue Logo
11:40 - 22:14
DUB
-
SJO
17h 34m
1 stop
JetBlue Logo
23:59 - 09:00
SJO
-
DUB
26h 01m
1 stop
€518JetBlue
Mon, 4 May - Wed, 13 May
JetBlue Logo
11:30 - 12:40
DUB
-
LIR
32h 10m
1 stop
JetBlue Logo
14:00 - 09:00
LIR
-
DUB
36h 00m
1 stop
€525JetBlue
Wed, 6 May - Wed, 13 May
JetBlue Logo
11:30 - 22:20
DUB
-
SJO
17h 50m
1 stop
JetBlue Logo
23:59 - 09:00
SJO
-
DUB
26h 01m
1 stop
€531JetBlue
Wed, 6 May - Wed, 13 May
Multiple Airlines Logo
09:20 - 22:00
DUB
-
SJO
19h 40m
1 stop
Multiple Airlines Logo
19:25 - 22:15
SJO
-
DUB
19h 50m
1 stop
€715Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Multiple Airlines Logo
19:25 - 22:15
SJO
-
DUB
19h 50m
1 stop
€718Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Lufthansa Logo
06:00 - 17:35
DUB
-
SJO
18h 35m
1 stop
Lufthansa Logo
19:25 - 22:15
SJO
-
DUB
19h 50m
1 stop
€728Lufthansa
Tue, 23 Jun - Tue, 30 Jun
United Airlines Logo
12:30 - 12:10
DUB
-
LIR
30h 40m
2 stops
United Airlines Logo
15:27 - 11:10
LIR
-
DUB
36h 43m
2 stops
€776United Airlines
Sun, 3 May - Sun, 10 May
Lufthansa Logo
05:55 - 20:05
DUB
-
LIR
21h 10m
3 stops
Lufthansa Logo
21:15 - 22:15
LIR
-
DUB
42h 00m
2 stops
€782Lufthansa
Wed, 6 May - Wed, 13 May
United Airlines Logo
09:30 - 10:11
SNN
-
SJO
31h 41m
2 stops
United Airlines Logo
12:44 - 10:15
SJO
-
SNN
14h 31m
1 stop
€784United Airlines
Thu, 4 Jun - Mon, 8 Jun
British Airways Logo
11:45 - 11:28
DUB
-
LIR
30h 43m
1 stop
British Airways Logo
12:28 - 09:35
LIR
-
DUB
14h 07m
1 stop
€972British Airways
Thu, 7 May - Thu, 14 May

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 24 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

Mon 4/5

11:40-22:14

1 stop17h 34m

San José Juan Santamaria Intl

Wed 13/5

23:59-09:00

1 stop26h 01m

€518

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 6/5

11:30-12:40

1 stop32h 10m

Liberia

Wed 13/5

14:00-09:00

1 stop36h 00m

€524

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 6/5

11:30-22:20

1 stop17h 50m

San José Juan Santamaria Intl

Wed 13/5

23:59-09:00

1 stop26h 01m

€531

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 23/6

09:20-22:00

1 stop19h 40m

San José Juan Santamaria Intl

Tue 30/6

19:25-22:15

1 stop19h 50m

€715

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 23/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Tue 30/6

19:25-22:15

1 stop19h 50m

€718
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 23/6

06:00-17:35

1 stop18h 35m

San José Juan Santamaria Intl

Tue 30/6

19:25-22:15

1 stop19h 50m

€728

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Sun 3/5

12:30-12:10

2 stops30h 40m

Liberia

Sun 10/5

15:27-11:10

2 stops36h 43m

€776

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 6/5

05:55-20:05

3 stops21h 10m

Liberia

Wed 13/5

21:15-22:15

2 stops42h 00m

€782

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 4/6

09:30-10:11

2 stops31h 41m

San José Juan Santamaria Intl

Mon 8/6

12:44-10:15

1 stop14h 31m

€784

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 7/5

11:45-11:28

1 stop30h 43m

Liberia

Thu 14/5

12:28-09:35

1 stop14h 07m

€972

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 53% 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

€332

Best Round-Trip Price

€518

Fastest flight time

17h 34m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €332 (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 €518 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 17h 34m (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 €403 with Avianca, €590 with Air Canada, and €600 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 53% 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 87% 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 Liberia flightsfrom €524
Dublin to San José flightsfrom €531
Shannon to San José flightsfrom €813