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Flights to Costa Rica

€640 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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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
3 Feb
SJO
16h 35m
1 stop
DUB
€640
Find similar
Air Canada
18 Jan
DUB
20h 15m
2 stops
SJO
3 Feb
SJO
16h 35m
1 stop
DUB
€657
Find similar
Air Canada
28 Jan
DUB
21h 05m
1 stop
SJO
4 Feb
SJO
40h 20m
2 stops
DUB
€660
Find similar
Air Canada
18 Jan
DUB
20h 15m
2 stops
SJO
24 Jan
SJO
40h 20m
2 stops
DUB
€666
Find similar
Multiple Airlines
18 Jan
DUB
21h 05m
1 stop
SJO
3 Feb
SJO
25h 50m
2 stops
DUB
€674
Find similar
Multiple Airlines
4 Feb
DUB
28h 35m
3 stops
SJO
5 Feb
SJO
21h 47m
2 stops
DUB
€677
Find similar
Multiple Airlines
18 Jan
DUB
20h 15m
2 stops
SJO
3 Feb
SJO
25h 50m
2 stops
DUB
€686
Find similar
Multiple Airlines
18 Jan
DUB
20h 15m
2 stops
SJO
3 Feb
SJO
25h 50m
2 stops
DUB
€688
Find similar
Air Canada
18 Jan
DUB
20h 15m
2 stops
SJO
24 Jan
SJO
16h 25m
1 stop
DUB
€691
Find similar
United Airlines
8 Feb
DUB
33h 56m
2 stops
SJO
19 Feb
SJO
36h 05m
1 stop
DUB
€720
Find similar
United Airlines
28 Jan
DUB
40h 53m
2 stops
SJO
4 Feb
SJO
35h 10m
2 stops
DUB
€720
Find similar
Multiple Airlines
7 Feb
DUB
24h 37m
2 stops
SJO
21 Feb
SJO
36h 43m
2 stops
DUB
€723
Find similar

Flights to Liberia

Search all flight deals to Liberia
United Airlines
4 Feb
DUB
33h 55m
2 stops
LIR
8 Feb
LIR
41h 35m
2 stops
DUB
€719
Find similar
United Airlines
19 Jan
DUB
32h 30m
2 stops
LIR
26 Jan
LIR
36h 40m
2 stops
DUB
€724
Find similar
Lufthansa
19 Jan
DUB
52h 50m
3 stops
LIR
26 Jan
LIR
36h 50m
2 stops
DUB
€737
Find similar
United Airlines
20 Feb
DUB
29h 35m
2 stops
LIR
6 Mar
LIR
35h 35m
2 stops
DUB
€779
Find similar
Air Canada
18 Jan
DUB
35h 45m
1 stop
LIR
22 Jan
LIR
33h 25m
1 stop
DUB
€885
Find similar
United Airlines
18 Jan
DUB
32h 30m
2 stops
LIR
22 Jan
LIR
17h 35m
2 stops
DUB
€904
Find similar
American Airlines
20 Feb
DUB
30h 50m
1 stop
LIR
6 Mar
LIR
17h 47m
2 stops
DUB
€965
Find similar
Multiple Airlines
19 Jan
DUB
26h 15m
1 stop
LIR
26 Jan
LIR
30h 20m
1 stop
DUB
€968
Find similar
Multiple Airlines
20 Feb
DUB
29h 07m
1 stop
LIR
6 Mar
LIR
32h 05m
1 stop
DUB
€1,040
Find similar
Multiple Airlines
20 Feb
DUB
25h 15m
3 stops
LIR
6 Mar
LIR
24h 20m
2 stops
DUB
€1,247
Find similar
United Airlines
21 Dec
DUB
30h 44m
2 stops
LIR
31 Dec
LIR
17h 35m
2 stops
DUB
€1,249
Find similar
United Airlines
21 Dec
DUB
34h 00m
1 stop
LIR
31 Dec
LIR
17h 35m
2 stops
DUB
€1,348
Find similar

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
€640Air Canada
Sun, 18 Jan - Tue, 3 Feb
Air Canada Logo
09:00 - 23:15
DUB
-
SJO
20h 15m2 stops
Air Canada Logo
08:35 - 07:10
SJO
-
DUB
16h 35m1 stop
€657Air Canada
Sun, 18 Jan - Tue, 3 Feb
Air Canada Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Air Canada Logo
08:50 - 07:10
SJO
-
DUB
40h 20m2 stops
€660Air Canada
Wed, 28 Jan - Wed, 4 Feb
Multiple Airlines Logo
09:00 - 00:05
DUB
-
SJO
21h 05m1 stop
Multiple Airlines Logo
08:35 - 16:25
SJO
-
DUB
25h 50m2 stops
€674Multiple Airlines
Sun, 18 Jan - Tue, 3 Feb
Multiple Airlines Logo
10:15 - 08:50
DUB
-
SJO
28h 35m3 stops
Multiple Airlines Logo
12:33 - 16:20
SJO
-
DUB
21h 47m2 stops
€677Multiple Airlines
Wed, 4 Feb - Thu, 5 Feb
United Airlines Logo
09:00 - 12:55
DUB
-
LIR
33h 55m2 stops
United Airlines Logo
08:35 - 08:10
LIR
-
DUB
41h 35m2 stops
€719United Airlines
Wed, 4 Feb - Sun, 8 Feb
United Airlines Logo
09:00 - 12:56
DUB
-
SJO
33h 56m2 stops
United Airlines Logo
08:45 - 10:20
SJO
-
DUB
19h 35m2 stops
€720United Airlines
Sun, 8 Feb - Thu, 19 Feb
Lufthansa Logo
17:55 - 16:45
DUB
-
LIR
52h 50m3 stops
Lufthansa Logo
22:20 - 17:10
LIR
-
DUB
36h 50m2 stops
€737Lufthansa
Mon, 19 Jan - Mon, 26 Jan
British Airways Logo
17:30 - 21:02
SNN
-
SJO
33h 32m2 stops
British Airways Logo
13:43 - 11:30
SJO
-
SNN
39h 47m2 stops
€841British Airways
Thu, 5 Feb - Mon, 9 Feb
British Airways Logo
07:50 - 21:02
SNN
-
SJO
19h 12m2 stops
British Airways Logo
08:00 - 19:25
SJO
-
SNN
29h 25m2 stops
€842British Airways
Thu, 5 Feb - Mon, 9 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 7 December 2025.
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

Tue 3/2

08:35-07:10

1 stop16h 35m

€640

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 18/1

09:00-23:15

2 stops20h 15m

San José Juan Santamaria Intl

Tue 3/2

08:35-07:10

1 stop16h 35m

€657

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 28/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Wed 4/2

08:50-07:10

2 stops40h 20m

€660

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 18/1

09:00-00:05

1 stop21h 05m

San José Juan Santamaria Intl

Tue 3/2

08:35-16:25

2 stops25h 50m

€674

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 4/2

10:15-08:50

3 stops28h 35m

San José Juan Santamaria Intl

Thu 5/2

12:33-16:20

2 stops21h 47m

€677

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 4/2

09:00-12:55

2 stops33h 55m

Liberia

Sun 8/2

08:35-08:10

2 stops41h 35m

€719

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 8/2

09:00-12:56

2 stops33h 56m

San José Juan Santamaria Intl

Thu 19/2

08:45-10:20

2 stops19h 35m

€720

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Mon 19/1

17:55-16:45

3 stops52h 50m

Liberia

Mon 26/1

22:20-17:10

2 stops36h 50m

€737

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 5/2

17:30-21:02

2 stops33h 32m

San José Juan Santamaria Intl

Mon 9/2

13:43-11:30

2 stops39h 47m

€841

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 5/2

07:50-21:02

2 stops19h 12m

San José Juan Santamaria Intl

Mon 9/2

08:00-19:25

2 stops29h 25m

€842

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 49% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 5 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
Cheapest flights according to searches in the past 7 days on momondo.
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

€397

Best Round-Trip Price

€640

Fastest flight time

48h 30m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €397 (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 €640 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 48h 30m (Dublin to San José Juan Santamaria Intl).
Search Deals
December 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 cheapest flight to Costa Rica?

The cheapest flights to Costa Rica recently found by momondo users are €396 with Air Canada, €400 with Avianca, and €474 with Lufthansa.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 49% 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 88% 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.

What is the best day of the week to fly to Costa Rica?

The best day to take a flight to Costa Rica is on Wednesday, followed by Thursday. Wednesday and Thursday tend to have the lowest flight prices to Costa Rica. If your travel dates are flexible, then try to avoid booking on a Saturday, which is known for being the most expensive day of the week to fly to Costa Rica.

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 December 2025.

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 €622
Dublin to Liberia flightsfrom €719
Shannon to San José flightsfrom €841