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Flights to Costa Rica

€639 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 18/1. 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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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
Air Canada
18 Jan
DUB
21h 05m
1 stop
SJO
25 Jan
SJO
16h 35m
1 stop
DUB
€639
Multiple Airlines
5 May
DUB
19h 10m
1 stop
SJO
20 May
SJO
29h 35m
2 stops
DUB
€647
Multiple Airlines
26 Jan
DUB
21h 05m
1 stop
SJO
2 Feb
SJO
33h 50m
2 stops
DUB
€655
Multiple Airlines
26 Jan
DUB
44h 15m
2 stops
SJO
2 Feb
SJO
33h 50m
2 stops
DUB
€663
Multiple Airlines
20 Feb
DUB
24h 15m
2 stops
SJO
27 Feb
SJO
28h 43m
3 stops
DUB
€664
Multiple Airlines
7 Mar
DUB
33h 50m
3 stops
SJO
23 Mar
SJO
27h 45m
3 stops
DUB
€665
Air Canada
18 Jan
DUB
20h 15m
2 stops
SJO
25 Jan
SJO
16h 35m
1 stop
DUB
€666
Multiple Airlines
5 May
DUB
41h 45m
2 stops
SJO
20 May
SJO
29h 35m
2 stops
DUB
€668
Multiple Airlines
19 Jan
DUB
20h 55m
2 stops
SJO
9 Feb
SJO
21h 15m
2 stops
DUB
€671
Multiple Airlines
20 Feb
DUB
32h 40m
3 stops
SJO
27 Feb
SJO
28h 43m
3 stops
DUB
€673
Air Canada
16 Mar
DUB
21h 05m
1 stop
SJO
23 Mar
SJO
40h 20m
2 stops
DUB
€678
Multiple Airlines
22 Jan
DUB
34h 40m
2 stops
SJO
25 Jan
SJO
16h 35m
1 stop
DUB
€679

Flights to Liberia

Search all flight deals to Liberia
United Airlines
22 Jan
DUB
32h 15m
1 stop
LIR
26 Jan
LIR
16h 55m
2 stops
DUB
€723
United Airlines
22 Jan
DUB
39h 07m
2 stops
LIR
26 Jan
LIR
35h 50m
2 stops
DUB
€724

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.
Air Canada Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Air Canada Logo
08:35 - 07:10
SJO
-
DUB
16h 35m1 stop
€639Air Canada
Sun, 18 Jan - Sun, 25 Jan
Multiple Airlines Logo
09:50 - 22:00
DUB
-
SJO
19h 10m1 stop
Multiple Airlines Logo
19:20 - 07:55
SJO
-
DUB
29h 35m2 stops
€647Multiple Airlines
Tue, 5 May - Wed, 20 May
Multiple Airlines Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Multiple Airlines Logo
20:10 - 12:00
SJO
-
DUB
33h 50m2 stops
€655Multiple Airlines
Mon, 26 Jan - Mon, 2 Feb
Multiple Airlines Logo
09:00 - 23:15
DUB
-
SJO
44h 15m2 stops
Multiple Airlines Logo
20:10 - 12:00
SJO
-
DUB
33h 50m2 stops
€663Multiple Airlines
Mon, 26 Jan - Mon, 2 Feb
Multiple Airlines Logo
06:00 - 00:15
DUB
-
SJO
24h 15m2 stops
Multiple Airlines Logo
07:22 - 18:05
SJO
-
DUB
28h 43m3 stops
€664Multiple Airlines
Fri, 20 Feb - Fri, 27 Feb
Multiple Airlines Logo
19:15 - 23:05
DUB
-
SJO
33h 50m3 stops
Multiple Airlines Logo
07:50 - 17:35
SJO
-
DUB
27h 45m3 stops
€665Multiple Airlines
Sat, 7 Mar - Mon, 23 Mar
Air Canada Logo
09:00 - 23:15
DUB
-
SJO
20h 15m2 stops
Air Canada Logo
08:35 - 07:10
SJO
-
DUB
16h 35m1 stop
€666Air Canada
Sun, 18 Jan - Sun, 25 Jan
United Airlines Logo
10:40 - 12:55
DUB
-
LIR
32h 15m1 stop
United Airlines Logo
08:35 - 07:30
LIR
-
DUB
16h 55m2 stops
€723United Airlines
Thu, 22 Jan - Mon, 26 Jan
United Airlines Logo
09:30 - 18:37
DUB
-
LIR
39h 07m2 stops
United Airlines Logo
14:20 - 08:10
LIR
-
DUB
35h 50m2 stops
€724United Airlines
Thu, 22 Jan - Mon, 26 Jan
British Airways Logo
20:05 - 20:33
SNN
-
SJO
30h 28m2 stops
British Airways Logo
11:24 - 15:45
SJO
-
SNN
22h 21m2 stops
€902British Airways
Fri, 20 Feb - Fri, 27 Feb

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 8 January 2026.
Use the filters below to find and compare flights to Costa Rica that are best for you.

Fly from

Route

Depart

Return

Price

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 18/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Sun 25/1

08:35-07:10

1 stop16h 35m

€639

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 5/5

09:50-22:00

1 stop19h 10m

San José Juan Santamaria Intl

Wed 20/5

19:20-07:55

2 stops29h 35m

€647

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 26/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Mon 2/2

20:10-12:00

2 stops33h 50m

€655

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 26/1

09:00-23:15

2 stops44h 15m

San José Juan Santamaria Intl

Mon 2/2

20:10-12:00

2 stops33h 50m

€663

DublinSan José

DUB - SJO

DUBSJO

Dublin

Fri 20/2

06:00-00:15

2 stops24h 15m

San José Juan Santamaria Intl

Fri 27/2

07:22-18:05

3 stops28h 43m

€664

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 7/3

19:15-23:05

3 stops33h 50m

San José Juan Santamaria Intl

Mon 23/3

07:50-17:35

3 stops27h 45m

€665

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 18/1

09:00-23:15

2 stops20h 15m

San José Juan Santamaria Intl

Sun 25/1

08:35-07:10

1 stop16h 35m

€666

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 22/1

10:40-12:55

1 stop32h 15m

Liberia

Mon 26/1

08:35-07:30

2 stops16h 55m

€723

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 22/1

09:30-18:37

2 stops39h 07m

Liberia

Mon 26/1

14:20-08:10

2 stops35h 50m

€724

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Fri 20/2

20:05-20:33

2 stops30h 28m

San José Juan Santamaria Intl

Fri 27/2

11:24-15:45

2 stops22h 21m

€902

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 Air France 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 47% 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

€319

Best Round-Trip Price

€639

Fastest flight time

37h 25m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €319 (Dublin to San José Juan Santamaria Intl).
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The best round-trip flight price to Costa Rica from Ireland in the last 72 hours is €639 (Dublin to San José Juan Santamaria Intl).
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The fastest flight to Costa Rica from Ireland takes 37h 25m (Dublin to San José Juan Santamaria Intl).
Search Deals
December has the highest demand for flights to Costa Rica, with a 12% price increase on average.
Search Deals

Frequently asked questions about flying to Costa Rica

What is the cheapest flight to Costa Rica?

The cheapest flights to Costa Rica recently found by momondo users are €395 with Air Canada, €399 with Avianca, and €472 with Lufthansa.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 47% of our users opting to fly with them when travelling to Costa Rica. Other popular options include Air Canada and Air France. 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 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 6 operators available for flights to Costa Rica as of January 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

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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 €647
Shannon to San José flightsfrom €692
Dublin to Liberia flightsfrom €723