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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 5/5. 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
JetBlue
5 May
DUB
17h 44m
1 stop
SJO
12 May
SJO
26h 01m
1 stop
DUB
€643
JetBlue
19 May
DUB
17h 50m
1 stop
SJO
26 May
SJO
36h 05m
1 stop
DUB
€667
JetBlue
16 May
DUB
17h 50m
1 stop
SJO
27 May
SJO
36h 05m
1 stop
DUB
€672
JetBlue
16 May
DUB
17h 50m
1 stop
SJO
27 May
SJO
36h 05m
1 stop
DUB
€674
JetBlue
19 May
DUB
17h 50m
1 stop
SJO
23 May
SJO
36h 05m
1 stop
DUB
€716
Multiple Airlines
5 May
DUB
15h 45m
1 stop
SJO
17 Jun
SJO
19h 00m
1 stop
DUB
€737
JetBlue
7 May
DUB
17h 50m
1 stop
SJO
14 May
SJO
26h 01m
1 stop
DUB
€743
British Airways
8 Sept
DUB
19h 44m
2 stops
SJO
30 Sept
SJO
19h 40m
2 stops
DUB
€746
British Airways
8 Sept
DUB
18h 34m
2 stops
SJO
30 Sept
SJO
19h 40m
2 stops
DUB
€747
British Airways
7 May
DUB
19h 37m
2 stops
SJO
11 May
SJO
18h 14m
2 stops
DUB
€754
British Airways
7 May
DUB
19h 37m
2 stops
SJO
11 May
SJO
20h 35m
2 stops
DUB
€755
Multiple Airlines
28 May
DUB
27h 05m
2 stops
SJO
12 Jun
SJO
27h 55m
3 stops
DUB
€761

Flights to Liberia

Search all flight deals to Liberia
WestJet
23 Jun
DUB
32h 45m
1 stop
LIR
4 Jul
LIR
14h 40m
1 stop
DUB
€725
WestJet
23 Jun
DUB
33h 15m
2 stops
LIR
4 Jul
LIR
14h 40m
1 stop
DUB
€759
United Airlines
17 Sept
DUB
33h 50m
2 stops
LIR
21 Sept
LIR
38h 20m
2 stops
DUB
€782
United Airlines
17 Sept
DUB
33h 50m
2 stops
LIR
21 Sept
LIR
35h 10m
2 stops
DUB
€783
United Airlines
17 Sept
DUB
33h 50m
2 stops
LIR
21 Sept
LIR
38h 20m
2 stops
DUB
€785
United Airlines
22 Jun
DUB
31h 00m
2 stops
LIR
8 Jul
LIR
33h 03m
2 stops
DUB
€791
United Airlines
17 Sept
DUB
33h 50m
2 stops
LIR
21 Sept
LIR
35h 00m
2 stops
DUB
€792
United Airlines
22 Jun
DUB
31h 00m
2 stops
LIR
4 Jul
LIR
33h 18m
2 stops
DUB
€794
United Airlines
26 Jun
DUB
31h 30m
2 stops
LIR
8 Jul
LIR
36h 13m
2 stops
DUB
€795
United Airlines
26 Jun
DUB
31h 30m
2 stops
LIR
4 Jul
LIR
33h 18m
2 stops
DUB
€798
United Airlines
24 Jun
DUB
28h 20m
2 stops
LIR
8 Jul
LIR
33h 03m
2 stops
DUB
€799
WestJet
22 Jun
DUB
32h 45m
1 stop
LIR
4 Jul
LIR
14h 40m
1 stop
DUB
€826

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.
JetBlue Logo
11:30 - 22:14
DUB
-
SJO
17h 44m
1 stop
JetBlue Logo
23:59 - 09:00
SJO
-
DUB
26h 01m
1 stop
€643JetBlue
Tue, 5 May - Tue, 12 May
JetBlue Logo
11:30 - 22:20
DUB
-
SJO
17h 50m
1 stop
JetBlue Logo
13:55 - 09:00
SJO
-
DUB
36h 05m
1 stop
€667JetBlue
Tue, 19 May - Tue, 26 May
Multiple Airlines Logo
08:50 - 17:35
DUB
-
SJO
15h 45m
1 stop
Multiple Airlines Logo
15:50 - 17:50
SJO
-
DUB
19h 00m
1 stop
€737Multiple Airlines
Tue, 5 May - Wed, 17 Jun
British Airways Logo
07:30 - 20:14
DUB
-
SJO
19h 44m
2 stops
British Airways Logo
07:00 - 09:40
SJO
-
DUB
19h 40m
2 stops
€746British Airways
Tue, 8 Sep - Wed, 30 Sep
British Airways Logo
08:40 - 20:14
DUB
-
SJO
18h 34m
2 stops
British Airways Logo
13:05 - 15:45
SJO
-
DUB
19h 40m
2 stops
€747British Airways
Tue, 8 Sep - Wed, 30 Sep
United Airlines Logo
09:20 - 12:10
DUB
-
LIR
33h 50m
2 stops
United Airlines Logo
13:20 - 10:40
LIR
-
DUB
38h 20m
2 stops
€782United Airlines
Thu, 17 Sep - Mon, 21 Sep
United Airlines Logo
09:20 - 12:10
DUB
-
LIR
33h 50m
2 stops
United Airlines Logo
13:20 - 07:30
LIR
-
DUB
35h 10m
2 stops
€783United Airlines
Thu, 17 Sep - Mon, 21 Sep
Multiple Airlines Logo
12:15 - 08:50
SNN
-
SJO
27h 35m
2 stops
Multiple Airlines Logo
07:15 - 21:35
SJO
-
SNN
31h 20m
3 stops
€895Multiple Airlines
Thu, 23 Apr - Mon, 4 May
American Airlines Logo
11:45 - 11:00
DUB
-
LIR
30h 15m
2 stops
American Airlines Logo
14:10 - 09:45
LIR
-
DUB
36h 35m
1 stop
€1,038American Airlines
Thu, 17 Sep - Mon, 21 Sep
American Airlines Logo
12:40 - 11:00
DUB
-
LIR
29h 20m
2 stops
American Airlines Logo
14:10 - 09:45
LIR
-
DUB
36h 35m
1 stop
€1,040American Airlines
Thu, 17 Sep - Mon, 21 Sep

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 10 April 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

Tue 5/5

11:30-22:14

1 stop17h 44m

San José Juan Santamaria Intl

Tue 12/5

23:59-09:00

1 stop26h 01m

€643

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 19/5

11:30-22:20

1 stop17h 50m

San José Juan Santamaria Intl

Tue 26/5

13:55-09:00

1 stop36h 05m

€667
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 5/5

08:50-17:35

1 stop15h 45m

San José Juan Santamaria Intl

Wed 17/6

15:50-17:50

1 stop19h 00m

€737

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 8/9

07:30-20:14

2 stops19h 44m

San José Juan Santamaria Intl

Wed 30/9

07:00-09:40

2 stops19h 40m

€746

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 8/9

08:40-20:14

2 stops18h 34m

San José Juan Santamaria Intl

Wed 30/9

13:05-15:45

2 stops19h 40m

€747

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 17/9

09:20-12:10

2 stops33h 50m

Liberia

Mon 21/9

13:20-10:40

2 stops38h 20m

€782

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 17/9

09:20-12:10

2 stops33h 50m

Liberia

Mon 21/9

13:20-07:30

2 stops35h 10m

€783

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 23/4

12:15-08:50

2 stops27h 35m

San José Juan Santamaria Intl

Mon 4/5

07:15-21:35

3 stops31h 20m

€895

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 17/9

11:45-11:00

2 stops30h 15m

Liberia

Mon 21/9

14:10-09:45

1 stop36h 35m

€1,038

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Thu 17/9

12:40-11:00

2 stops29h 20m

Liberia

Mon 21/9

14:10-09:45

1 stop36h 35m

€1,040

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 52% of people opting to fly with this airline when travelling to Costa Rica. Keep in mind that there are 3 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

€296

Best Round-Trip Price

€643

Fastest flight time

21h 55m

Popular in

January
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €296 (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 €643 (Dublin to San José Juan Santamaria Intl).
Search Deals
The fastest flight to Costa Rica from Ireland takes 21h 55m (Dublin to San José Juan Santamaria Intl).
Search Deals
January 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 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 €399 with Avianca, €584 with Air Canada, and €641 with SWISS.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 52% 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 3 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.

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 5 operators available for flights to Costa Rica as of April 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 €737
Dublin to Liberia flightsfrom €791
Shannon to San José flightsfrom €832