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Flights to Costa Rica

€620 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 4/6. 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
British Airways
31 Aug
DUB
30h 22m
2 stops
SJO
16 Sept
SJO
22h 55m
2 stops
DUB
€740
British Airways
30 Aug
DUB
33h 42m
2 stops
SJO
15 Sept
SJO
24h 35m
2 stops
DUB
€744
Lufthansa
4 Jun
DUB
15h 45m
1 stop
SJO
11 Jun
SJO
19h 50m
1 stop
DUB
€745
Multiple Airlines
4 Jun
DUB
19h 10m
2 stops
SJO
11 Jun
SJO
19h 50m
1 stop
DUB
€746
Multiple Airlines
28 May
DUB
18h 35m
1 stop
SJO
12 Jun
SJO
19h 00m
1 stop
DUB
€748
British Airways
7 May
SNN
42h 37m
2 stops
SJO
11 May
SJO
25h 25m
2 stops
SNN
€751
British Airways
8 Sept
DUB
29h 05m
2 stops
SJO
30 Sept
SJO
20h 15m
2 stops
DUB
€752
SWISS
28 May
DUB
36h 25m
1 stop
SJO
12 Jun
SJO
33h 05m
1 stop
DUB
€753
British Airways
8 Sept
DUB
19h 22m
2 stops
SJO
30 Sept
SJO
20h 15m
2 stops
DUB
€754
British Airways
16 Sept
DUB
30h 30m
2 stops
SJO
9 Oct
SJO
20h 35m
2 stops
DUB
€755
Multiple Airlines
10 Jun
DUB
31h 00m
1 stop
SJO
24 Jun
SJO
19h 00m
1 stop
DUB
€758
Multiple Airlines
4 Jun
DUB
19h 40m
1 stop
SJO
19 Jun
SJO
33h 05m
1 stop
DUB
€759

Flights to Liberia

Search all flight deals to Liberia
WestJet
4 Jun
DUB
32h 45m
1 stop
LIR
10 Jun
LIR
37h 05m
1 stop
DUB
€620
Multiple Airlines
4 Jun
DUB
33h 45m
2 stops
LIR
10 Jun
LIR
36h 50m
1 stop
DUB
€650
WestJet
4 Aug
DUB
32h 45m
1 stop
LIR
11 Aug
LIR
37h 05m
1 stop
DUB
€767
Multiple Airlines
18 Jun
DUB
33h 25m
2 stops
LIR
1 Jul
LIR
36h 50m
1 stop
DUB
€770
Multiple Airlines
18 Jun
DUB
32h 45m
1 stop
LIR
1 Jul
LIR
36h 50m
1 stop
DUB
€776
WestJet
4 Aug
DUB
33h 15m
2 stops
LIR
11 Aug
LIR
36h 05m
2 stops
DUB
€783
United Airlines
4 Jun
DUB
31h 54m
2 stops
LIR
10 Jun
LIR
31h 50m
2 stops
DUB
€791
United Airlines
17 Sept
DUB
33h 50m
2 stops
LIR
21 Sept
LIR
37h 25m
2 stops
DUB
€792
United Airlines
20 May
DUB
27h 15m
2 stops
LIR
27 May
LIR
38h 20m
2 stops
DUB
€798
JetBlue
2 Jun
DUB
32h 10m
1 stop
LIR
9 Jun
LIR
36h 00m
1 stop
DUB
€809
WestJet
18 Jun
DUB
33h 45m
2 stops
LIR
1 Jul
LIR
38h 35m
2 stops
DUB
€812
JetBlue
18 Jun
DUB
32h 10m
1 stop
LIR
29 Jun
LIR
36h 00m
1 stop
DUB
€813

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.
WestJet Logo
10:40 - 12:25
DUB
-
LIR
32h 45m
1 stop
WestJet Logo
13:15 - 09:20
LIR
-
DUB
37h 05m
1 stop
€620WestJet
Thu, 4 Jun - Wed, 10 Jun
Multiple Airlines Logo
09:40 - 12:25
DUB
-
LIR
33h 45m
2 stops
Multiple Airlines Logo
13:30 - 09:20
LIR
-
DUB
36h 50m
1 stop
€650Multiple Airlines
Thu, 4 Jun - Wed, 10 Jun
British Airways Logo
17:10 - 19:52
DUB
-
SJO
33h 42m
2 stops
British Airways Logo
07:00 - 14:35
SJO
-
DUB
24h 35m
2 stops
€744British Airways
Sun, 30 Aug - Tue, 15 Sep
Lufthansa Logo
08:50 - 17:35
DUB
-
SJO
15h 45m
1 stop
Lufthansa Logo
19:25 - 22:15
SJO
-
DUB
19h 50m
1 stop
€745Lufthansa
Thu, 4 Jun - Thu, 11 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
€746Multiple Airlines
Thu, 4 Jun - Thu, 11 Jun
British Airways Logo
07:30 - 19:07
SNN
-
SJO
42h 37m
2 stops
British Airways Logo
12:10 - 20:35
SJO
-
SNN
25h 25m
2 stops
€751British Airways
Thu, 7 May - Mon, 11 May
United Airlines Logo
09:50 - 10:44
DUB
-
LIR
31h 54m
2 stops
United Airlines Logo
16:30 - 07:20
LIR
-
DUB
31h 50m
2 stops
€791United Airlines
Thu, 4 Jun - Wed, 10 Jun
United Airlines Logo
09:20 - 12:10
DUB
-
LIR
33h 50m
2 stops
United Airlines Logo
13:20 - 09:45
LIR
-
DUB
37h 25m
2 stops
€792United Airlines
Thu, 17 Sep - Mon, 21 Sep
Air Canada Logo
09:30 - 20:35
SNN
-
SJO
42h 05m
2 stops
Air Canada Logo
07:15 - 10:15
SJO
-
SNN
44h 00m
2 stops
€862Air Canada
Thu, 4 Jun - Mon, 8 Jun
Air Canada Logo
09:30 - 20:35
SNN
-
SJO
42h 05m
2 stops
Air Canada Logo
07:15 - 10:15
SJO
-
SNN
44h 00m
2 stops
€887Air Canada
Thu, 4 Jun - Mon, 8 Jun

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 22 April 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

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 4/6

10:40-12:25

1 stop32h 45m

Liberia

Wed 10/6

13:15-09:20

1 stop37h 05m

€620

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 4/6

09:40-12:25

2 stops33h 45m

Liberia

Wed 10/6

13:30-09:20

1 stop36h 50m

€650

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 30/8

17:10-19:52

2 stops33h 42m

San José Juan Santamaria Intl

Tue 15/9

07:00-14:35

2 stops24h 35m

€744
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

08:50-17:35

1 stop15h 45m

San José Juan Santamaria Intl

Thu 11/6

19:25-22:15

1 stop19h 50m

€745

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Thu 11/6

19:25-22:15

1 stop19h 50m

€746

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 7/5

07:30-19:07

2 stops42h 37m

San José Juan Santamaria Intl

Mon 11/5

12:10-20:35

2 stops25h 25m

€751

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 4/6

09:50-10:44

2 stops31h 54m

Liberia

Wed 10/6

16:30-07:20

2 stops31h 50m

€791

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 17/9

09:20-12:10

2 stops33h 50m

Liberia

Mon 21/9

13:20-09:45

2 stops37h 25m

€792

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 4/6

09:30-20:35

2 stops42h 05m

San José Juan Santamaria Intl

Mon 8/6

07:15-10:15

2 stops44h 00m

€862

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 4/6

09:30-20:35

2 stops42h 05m

San José Juan Santamaria Intl

Mon 8/6

07:15-10:15

2 stops44h 00m

€887

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 56% 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

€368

Best Round-Trip Price

€620

Fastest flight time

30h 25m

Popular in

January
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €368 (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 €620 (Dublin to Liberia).
Search Deals
The fastest flight to Costa Rica from Ireland takes 30h 25m (Dublin to Liberia).
Search Deals
January has the highest demand for flights to Costa Rica, with a 7% 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 €396 with Avianca, €580 with Air Canada, and €637 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 56% 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 89% 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 April 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 €650
Dublin to San José flightsfrom €744
Shannon to San José flightsfrom €881