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Flights to Costa Rica

€559 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 10/3. 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 Mar
DUB
18h 05m
1 stop
SJO
24 Mar
SJO
34h 00m
2 stops
DUB
€559
Multiple Airlines
10 Mar
DUB
28h 20m
2 stops
SJO
24 Mar
SJO
31h 15m
2 stops
DUB
€573
Multiple Airlines
28 Feb
DUB
28h 37m
2 stops
SJO
9 Mar
SJO
19h 55m
1 stop
DUB
€660
Multiple Airlines
10 Mar
DUB
24h 20m
3 stops
SJO
24 Mar
SJO
31h 15m
2 stops
DUB
€661
Multiple Airlines
6 Jun
DUB
18h 40m
1 stop
SJO
19 Jun
SJO
19h 00m
1 stop
DUB
€666
Multiple Airlines
6 Jun
DUB
18h 40m
1 stop
SJO
19 Jun
SJO
19h 00m
1 stop
DUB
€666
Multiple Airlines
21 May
DUB
15h 45m
1 stop
SJO
28 May
SJO
42h 00m
2 stops
DUB
€672
Multiple Airlines
11 Mar
DUB
21h 05m
1 stop
SJO
18 Mar
SJO
21h 25m
2 stops
DUB
€677
Air Canada
21 May
DUB
19h 40m
2 stops
SJO
28 May
SJO
42h 00m
2 stops
DUB
€681
Air Canada
16 May
DUB
42h 15m
2 stops
SJO
27 May
SJO
16h 45m
2 stops
DUB
€683
Air Canada
16 May
DUB
42h 15m
2 stops
SJO
27 May
SJO
16h 45m
2 stops
DUB
€685
Multiple Airlines
27 Feb
DUB
30h 52m
3 stops
SJO
9 Mar
SJO
21h 10m
2 stops
DUB
€688

Flights to Liberia

Search all flight deals to Liberia
United Airlines
6 Mar
DUB
34h 00m
2 stops
LIR
13 Mar
LIR
59h 09m
2 stops
DUB
€780
Multiple Airlines
6 Mar
DUB
29h 50m
2 stops
LIR
13 Mar
LIR
38h 22m
1 stop
DUB
€1,039
Delta
28 Mar
DUB
30h 20m
2 stops
LIR
4 Apr
LIR
15h 05m
1 stop
DUB
€1,201
Air Canada
6 Mar
DUB
35h 45m
1 stop
LIR
13 Mar
LIR
33h 25m
1 stop
DUB
€1,248
Delta
28 Mar
DUB
30h 20m
2 stops
LIR
4 Apr
LIR
19h 05m
2 stops
DUB
€1,292
Delta
28 Mar
DUB
32h 05m
1 stop
LIR
4 Apr
LIR
15h 05m
1 stop
DUB
€1,441
Multiple Airlines
28 Mar
DUB
28h 20m
3 stops
LIR
4 Apr
LIR
33h 45m
3 stops
DUB
€1,527
Multiple Airlines
6 Mar
DUB
33h 45m
3 stops
LIR
13 Mar
LIR
37h 30m
2 stops
DUB
€1,672
Multiple Airlines
28 Mar
DUB
51h 30m
3 stops
LIR
4 Apr
LIR
33h 45m
2 stops
DUB
€1,811
Multiple Airlines
6 Mar
DUB
27h 30m
3 stops
LIR
13 Mar
LIR
27h 15m
3 stops
DUB
€1,910

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
10:30 - 22:35
DUB
-
SJO
18h 05m
1 stop
Multiple Airlines Logo
07:05 - 23:05
SJO
-
DUB
34h 00m
2 stops
€559Multiple Airlines
Tue, 10 Mar - Tue, 24 Mar
Multiple Airlines Logo
10:30 - 08:50
DUB
-
SJO
28h 20m
2 stops
Multiple Airlines Logo
07:05 - 20:20
SJO
-
DUB
31h 15m
2 stops
€573Multiple Airlines
Tue, 10 Mar - Tue, 24 Mar
Air Canada Logo
09:20 - 22:00
DUB
-
SJO
19h 40m
2 stops
Air Canada Logo
07:15 - 08:15
SJO
-
DUB
42h 00m
2 stops
€681Air Canada
Thu, 21 May - Thu, 28 May
Air Canada Logo
09:20 - 20:35
DUB
-
SJO
42h 15m
2 stops
Air Canada Logo
08:00 - 07:45
SJO
-
DUB
16h 45m
2 stops
€683Air Canada
Sat, 16 May - Wed, 27 May
United Airlines Logo
09:00 - 13:00
DUB
-
LIR
34h 00m
2 stops
United Airlines Logo
13:01 - 06:10
LIR
-
DUB
59h 09m
2 stops
€780United Airlines
Fri, 6 Mar - Fri, 13 Mar
British Airways Logo
16:50 - 19:07
SNN
-
SJO
57h 17m
2 stops
British Airways Logo
12:10 - 16:10
SJO
-
SNN
21h 00m
2 stops
€848British Airways
Thu, 14 May - Mon, 18 May
British Airways Logo
21:15 - 19:07
SNN
-
SJO
28h 52m
2 stops
British Airways Logo
12:10 - 20:35
SJO
-
SNN
25h 25m
2 stops
€850British Airways
Thu, 14 May - Mon, 18 May
United Airlines Logo
12:30 - 19:37
SNN
-
SJO
38h 07m
2 stops
United Airlines Logo
12:44 - 10:15
SJO
-
SNN
14h 31m
1 stop
€940United Airlines
Thu, 14 May - Mon, 18 May
Delta Logo
11:30 - 11:50
DUB
-
LIR
30h 20m
2 stops
Delta Logo
12:40 - 10:45
LIR
-
DUB
15h 05m
1 stop
€1,201Delta
Sat, 28 Mar - Sat, 4 Apr
Delta Logo
11:30 - 11:50
DUB
-
LIR
30h 20m
2 stops
Delta Logo
14:35 - 16:40
LIR
-
DUB
19h 05m
2 stops
€1,292Delta
Sat, 28 Mar - Sat, 4 Apr

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 15 February 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

Tue 10/3

10:30-22:35

1 stop18h 05m

San José Juan Santamaria Intl

Tue 24/3

07:05-23:05

2 stops34h 00m

€559

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 10/3

10:30-08:50

2 stops28h 20m

San José Juan Santamaria Intl

Tue 24/3

07:05-20:20

2 stops31h 15m

€573

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 21/5

09:20-22:00

2 stops19h 40m

San José Juan Santamaria Intl

Thu 28/5

07:15-08:15

2 stops42h 00m

€681

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 16/5

09:20-20:35

2 stops42h 15m

San José Juan Santamaria Intl

Wed 27/5

08:00-07:45

2 stops16h 45m

€683

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Fri 6/3

09:00-13:00

2 stops34h 00m

Liberia

Fri 13/3

13:01-06:10

2 stops59h 09m

€780

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 14/5

16:50-19:07

2 stops57h 17m

San José Juan Santamaria Intl

Mon 18/5

12:10-16:10

2 stops21h 00m

€848

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 14/5

21:15-19:07

2 stops28h 52m

San José Juan Santamaria Intl

Mon 18/5

12:10-20:35

2 stops25h 25m

€850

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 14/5

12:30-19:37

2 stops38h 07m

San José Juan Santamaria Intl

Mon 18/5

12:44-10:15

1 stop14h 31m

€940

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Sat 28/3

11:30-11:50

2 stops30h 20m

Liberia

Sat 4/4

12:40-10:45

1 stop15h 05m

€1,201

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Sat 28/3

11:30-11:50

2 stops30h 20m

Liberia

Sat 4/4

14:35-16:40

2 stops19h 05m

€1,292

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 43% 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

€312

Best Round-Trip Price

€559

Fastest flight time

28h 20m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €312 (Dublin to Liberia).
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The best round-trip flight price to Costa Rica from Ireland in the last 72 hours is €559 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 28h 20m (Dublin to San José Juan Santamaria Intl).
Search Deals
December has the highest demand for flights to Costa Rica, with a 9% price increase on average.
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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 €393 with Avianca, €465 with Lufthansa, and €538 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 43% 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 86% 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 February 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 €559
Shannon to San José flightsfrom €848
Dublin to Liberia flightsfrom €1,201