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Flights to Costa Rica

€643 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 31/10. 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
1 adult, Economy, 0 bags

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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 Oct
DUB
26h 00m
1 stop
SJO
4 Nov
SJO
18h 50m
1 stop
DUB
€643
British Airways
31 Oct
DUB
30h 35m
1 stop
SJO
4 Nov
SJO
31h 00m
1 stop
DUB
€654
British Airways
31 Oct
DUB
30h 35m
1 stop
SJO
4 Nov
SJO
31h 00m
1 stop
DUB
€655
British Airways
31 Oct
DUB
30h 35m
1 stop
SJO
4 Nov
SJO
31h 00m
1 stop
DUB
€656
British Airways
24 Nov
DUB
32h 25m
2 stops
SJO
9 Dec
SJO
31h 00m
1 stop
DUB
€682
British Airways
31 Oct
DUB
37h 45m
2 stops
SJO
4 Nov
SJO
16h 05m
1 stop
DUB
€682
British Airways
31 Oct
DUB
19h 25m
2 stops
SJO
4 Nov
SJO
18h 50m
1 stop
DUB
€683
British Airways
21 Oct
DUB
30h 35m
2 stops
SJO
4 Nov
SJO
16h 05m
1 stop
DUB
€685
British Airways
21 Oct
DUB
31h 20m
2 stops
SJO
4 Nov
SJO
35h 30m
1 stop
DUB
€686
British Airways
21 Oct
DUB
31h 20m
2 stops
SJO
4 Nov
SJO
35h 30m
1 stop
DUB
€687
British Airways
31 Oct
DUB
18h 30m
2 stops
SJO
4 Nov
SJO
18h 50m
1 stop
DUB
€702
British Airways
25 Nov
DUB
16h 00m
1 stop
SJO
9 Dec
SJO
31h 00m
1 stop
DUB
€704

Flights to Liberia

Search all flight deals to Liberia
British Airways
13 Aug
DUB
32h 53m
2 stops
LIR
20 Aug
LIR
36h 30m
1 stop
DUB
€744
British Airways
13 Aug
DUB
31h 58m
1 stop
LIR
20 Aug
LIR
36h 30m
1 stop
DUB
€747
Multiple Airlines
26 Nov
DUB
35h 10m
1 stop
LIR
7 Dec
LIR
34h 20m
2 stops
DUB
€749
American Airlines
26 Nov
DUB
30h 46m
2 stops
LIR
7 Dec
LIR
35h 02m
2 stops
DUB
€763
American Airlines
14 Aug
DUB
31h 58m
1 stop
LIR
21 Aug
LIR
36h 30m
1 stop
DUB
€768
Multiple Airlines
15 Aug
DUB
27h 50m
1 stop
LIR
22 Aug
LIR
37h 25m
2 stops
DUB
€850
British Airways
13 Aug
DUB
28h 44m
2 stops
LIR
20 Aug
LIR
36h 20m
2 stops
DUB
€851
British Airways
15 Aug
DUB
32h 53m
2 stops
LIR
22 Aug
LIR
38h 35m
2 stops
DUB
€853
British Airways
15 Aug
DUB
35h 08m
2 stops
LIR
22 Aug
LIR
38h 35m
2 stops
DUB
€854
British Airways
15 Aug
DUB
32h 53m
2 stops
LIR
22 Aug
LIR
36h 30m
1 stop
DUB
€858
British Airways
15 Aug
DUB
32h 53m
2 stops
LIR
22 Aug
LIR
36h 30m
1 stop
DUB
€867
United Airlines
15 Aug
DUB
34h 20m
2 stops
LIR
22 Aug
LIR
37h 25m
2 stops
DUB
€875

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.
British Airways Logo
20:40 - 16:40
DUB
-
SJO
26h 00m
1 stop
British Airways Logo
18:55 - 19:45
SJO
-
DUB
18h 50m
1 stop
€643British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
16:05 - 16:40
DUB
-
SJO
30h 35m
1 stop
British Airways Logo
18:55 - 07:55
SJO
-
DUB
31h 00m
1 stop
€654British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
16:05 - 16:40
DUB
-
SJO
30h 35m
1 stop
British Airways Logo
18:55 - 07:55
SJO
-
DUB
31h 00m
1 stop
€655British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
16:05 - 16:40
DUB
-
SJO
30h 35m
1 stop
British Airways Logo
18:55 - 07:55
SJO
-
DUB
31h 00m
1 stop
€656British Airways
Sat, 31 Oct - Wed, 4 Nov
British Airways Logo
18:30 - 20:55
DUB
-
SJO
32h 25m
2 stops
British Airways Logo
18:55 - 07:55
SJO
-
DUB
31h 00m
1 stop
€682British Airways
Tue, 24 Nov - Wed, 9 Dec
Multiple Airlines Logo
07:30 - 20:05
SNN
-
SJO
19h 35m
2 stops
Multiple Airlines Logo
15:11 - 15:45
SJO
-
SNN
18h 34m
2 stops
€731Multiple Airlines
Thu, 22 Oct - Fri, 6 Nov
Delta Logo
13:05 - 11:49
SNN
-
SJO
29h 44m
2 stops
Delta Logo
13:14 - 11:10
SJO
-
SNN
38h 56m
2 stops
€738Delta
Tue, 18 Aug - Sat, 5 Sep
Multiple Airlines Logo
09:00 - 14:10
DUB
-
LIR
35h 10m
1 stop
Multiple Airlines Logo
15:10 - 07:30
LIR
-
DUB
34h 20m
2 stops
€749Multiple Airlines
Thu, 26 Nov - Mon, 7 Dec
American Airlines Logo
11:30 - 12:16
DUB
-
LIR
30h 46m
2 stops
American Airlines Logo
15:28 - 08:30
LIR
-
DUB
35h 02m
2 stops
€763American Airlines
Thu, 26 Nov - Mon, 7 Dec
American Airlines Logo
12:40 - 13:38
DUB
-
LIR
31h 58m
1 stop
American Airlines Logo
14:15 - 09:45
LIR
-
DUB
36h 30m
1 stop
€768American Airlines
Fri, 14 Aug - Fri, 21 Aug

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 3 July 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

Sat 31/10

20:40-16:40

1 stop26h 00m

San José Juan Santamaria Intl

Wed 4/11

18:55-19:45

1 stop18h 50m

€643

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 31/10

16:05-16:40

1 stop30h 35m

San José Juan Santamaria Intl

Wed 4/11

18:55-07:55

1 stop31h 00m

€654

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 31/10

16:05-16:40

1 stop30h 35m

San José Juan Santamaria Intl

Wed 4/11

18:55-07:55

1 stop31h 00m

€655

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 31/10

16:05-16:40

1 stop30h 35m

San José Juan Santamaria Intl

Wed 4/11

18:55-07:55

1 stop31h 00m

€656

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 24/11

18:30-20:55

2 stops32h 25m

San José Juan Santamaria Intl

Wed 9/12

18:55-07:55

1 stop31h 00m

€682
Fastest return journey

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 22/10

07:30-20:05

2 stops19h 35m

San José Juan Santamaria Intl

Fri 6/11

15:11-15:45

2 stops18h 34m

€731

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Tue 18/8

13:05-11:49

2 stops29h 44m

San José Juan Santamaria Intl

Sat 5/9

13:14-11:10

2 stops38h 56m

€738

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 26/11

09:00-14:10

1 stop35h 10m

Liberia

Mon 7/12

15:10-07:30

2 stops34h 20m

€749

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 26/11

11:30-12:16

2 stops30h 46m

Liberia

Mon 7/12

15:28-08:30

2 stops35h 02m

€763

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Fri 14/8

12:40-13:38

1 stop31h 58m

Liberia

Fri 21/8

14:15-09:45

1 stop36h 30m

€768

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 Lufthansa 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 4 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

€355

Best Round-Trip Price

€643

Fastest flight time

19h 05m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 5 days is €355 (Dublin to San José Juan Santamaria Intl).
Search Deals
The best round-trip flight price to Costa Rica from Ireland in the last 5 days is €643 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 19h 05m (Shannon to San José Juan Santamaria Intl).
Search Deals
December has the highest demand for flights to Costa Rica, with a 4% 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 €408 with Avianca, €627 with Air Canada, and €646 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 Lufthansa. There are a total of 4 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 6 operators available for flights to Costa Rica as of July 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 €637
Dublin to San José flightsfrom €656
Shannon to San José flightsfrom €754