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Flights to Costa Rica

€701 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 10/9. 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
10 Sept
DUB
30h 30m
2 stops
SJO
24 Sept
SJO
23h 30m
2 stops
DUB
€701
British Airways
3 Nov
DUB
30h 15m
2 stops
SJO
19 Nov
SJO
19h 41m
2 stops
DUB
€740
Delta
14 Oct
DUB
27h 58m
2 stops
SJO
30 Oct
SJO
60h 32m
2 stops
DUB
€742
Multiple Airlines
4 Jun
DUB
19h 10m
2 stops
SJO
19 Jun
SJO
19h 00m
1 stop
DUB
€746
Air Canada
4 Jun
DUB
19h 10m
2 stops
SJO
19 Jun
SJO
17h 35m
2 stops
DUB
€753
SWISS
28 May
DUB
36h 25m
1 stop
SJO
12 Jun
SJO
33h 05m
1 stop
DUB
€754
SWISS
28 May
DUB
26h 30m
1 stop
SJO
12 Jun
SJO
33h 05m
1 stop
DUB
€755
British Airways
8 Sept
DUB
19h 22m
2 stops
SJO
30 Sept
SJO
20h 15m
2 stops
DUB
€756
British Airways
8 Sept
DUB
18h 12m
2 stops
SJO
30 Sept
SJO
23h 30m
2 stops
DUB
€757
British Airways
8 Sept
DUB
19h 22m
2 stops
SJO
30 Sept
SJO
23h 30m
2 stops
DUB
€758
Multiple Airlines
28 May
DUB
18h 35m
1 stop
SJO
12 Jun
SJO
17h 35m
2 stops
DUB
€760
Multiple Airlines
28 May
DUB
19h 40m
2 stops
SJO
12 Jun
SJO
33h 05m
1 stop
DUB
€761

Flights to Liberia

Search all flight deals to Liberia
Delta
5 Oct
DUB
28h 00m
2 stops
LIR
19 Oct
LIR
20h 15m
2 stops
DUB
€765
United Airlines
16 Sept
DUB
57h 50m
2 stops
LIR
23 Sept
LIR
38h 20m
2 stops
DUB
€798
United Airlines
29 May
DUB
31h 35m
2 stops
LIR
12 Jun
LIR
32h 00m
1 stop
DUB
€801
Delta
5 Oct
DUB
32h 00m
1 stop
LIR
19 Oct
LIR
20h 15m
2 stops
DUB
€806
Delta
2 Oct
DUB
28h 00m
2 stops
LIR
16 Oct
LIR
20h 15m
2 stops
DUB
€815
United Airlines
8 Oct
DUB
53h 14m
2 stops
LIR
22 Oct
LIR
35h 10m
2 stops
DUB
€826
Delta
8 Oct
DUB
32h 00m
1 stop
LIR
22 Oct
LIR
20h 15m
2 stops
DUB
€855
WestJet
2 Oct
DUB
30h 25m
2 stops
LIR
16 Oct
LIR
13h 45m
1 stop
DUB
€981
American Airlines
16 Sept
DUB
32h 05m
1 stop
LIR
23 Sept
LIR
21h 50m
2 stops
DUB
€1,034
Multiple Airlines
29 May
DUB
36h 15m
3 stops
LIR
12 Jun
LIR
26h 50m
2 stops
DUB
€1,039
Multiple Airlines
29 May
DUB
36h 15m
3 stops
LIR
12 Jun
LIR
26h 50m
2 stops
DUB
€1,042
Multiple Airlines
26 Jun
DUB
30h 10m
1 stop
LIR
3 Jul
LIR
15h 15m
1 stop
DUB
€1,053

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
19:00 - 18:30
DUB
-
SJO
30h 30m
2 stops
Multiple Airlines Logo
07:00 - 13:30
SJO
-
DUB
23h 30m
2 stops
€701Multiple Airlines
Thu, 10 Sep - Thu, 24 Sep
British Airways Logo
20:40 - 20:55
DUB
-
SJO
30h 15m
2 stops
British Airways Logo
13:09 - 14:50
SJO
-
DUB
19h 41m
2 stops
€740British Airways
Tue, 3 Nov - Thu, 19 Nov
Delta Logo
15:00 - 11:58
DUB
-
SJO
27h 58m
2 stops
Delta Logo
13:23 - 07:55
SJO
-
DUB
60h 32m
2 stops
€742Delta
Wed, 14 Oct - Fri, 30 Oct
Multiple Airlines Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Multiple Airlines Logo
15:50 - 17:50
SJO
-
DUB
19h 00m
1 stop
€746Multiple Airlines
Thu, 4 Jun - Fri, 19 Jun
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Air Canada Logo
07:10 - 07:45
SJO
-
DUB
17h 35m
2 stops
€753Air Canada
Thu, 4 Jun - Fri, 19 Jun
SWISS Logo
08:40 - 14:05
DUB
-
SJO
36h 25m
1 stop
SWISS Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€754SWISS
Thu, 28 May - Fri, 12 Jun
SWISS Logo
18:35 - 14:05
DUB
-
SJO
26h 30m
1 stop
SWISS Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€755SWISS
Thu, 28 May - Fri, 12 Jun
Delta Logo
15:00 - 12:00
DUB
-
LIR
28h 00m
2 stops
Delta Logo
13:25 - 16:40
LIR
-
DUB
20h 15m
2 stops
€765Delta
Mon, 5 Oct - Mon, 19 Oct
United Airlines Logo
09:20 - 12:10
DUB
-
LIR
57h 50m
2 stops
United Airlines Logo
13:20 - 10:40
LIR
-
DUB
38h 20m
2 stops
€798United Airlines
Wed, 16 Sep - Wed, 23 Sep
United Airlines Logo
11:35 - 12:10
DUB
-
LIR
31h 35m
2 stops
United Airlines Logo
16:30 - 07:30
LIR
-
DUB
32h 00m
1 stop
€801United Airlines
Fri, 29 May - Fri, 12 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 14 May 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

Thu 10/9

19:00-18:30

2 stops30h 30m

San José Juan Santamaria Intl

Thu 24/9

07:00-13:30

2 stops23h 30m

€701

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 3/11

20:40-20:55

2 stops30h 15m

San José Juan Santamaria Intl

Thu 19/11

13:09-14:50

2 stops19h 41m

€740

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 14/10

15:00-11:58

2 stops27h 58m

San José Juan Santamaria Intl

Fri 30/10

13:23-07:55

2 stops60h 32m

€742

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Fri 19/6

15:50-17:50

1 stop19h 00m

€746
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Fri 19/6

07:10-07:45

2 stops17h 35m

€753

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 28/5

08:40-14:05

1 stop36h 25m

San José Juan Santamaria Intl

Fri 12/6

15:50-07:55

1 stop33h 05m

€754

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 28/5

18:35-14:05

1 stop26h 30m

San José Juan Santamaria Intl

Fri 12/6

15:50-07:55

1 stop33h 05m

€755

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Mon 5/10

15:00-12:00

2 stops28h 00m

Liberia

Mon 19/10

13:25-16:40

2 stops20h 15m

€765

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 16/9

09:20-12:10

2 stops57h 50m

Liberia

Wed 23/9

13:20-10:40

2 stops38h 20m

€798

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Fri 29/5

11:35-12:10

2 stops31h 35m

Liberia

Fri 12/6

16:30-07:30

1 stop32h 00m

€801

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 51% 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

€402

Best Round-Trip Price

€701

Fastest flight time

36h 36m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €402 (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 €701 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 36h 36m (Dublin to San José Juan Santamaria Intl).
Search Deals
December has the highest demand for flights to Costa Rica, with a 6% 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 €398 with Avianca, €611 with Air Canada, and €639 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 51% 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 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 May 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 €740
Dublin to Liberia flightsfrom €801
Shannon to San José flightsfrom €808