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Flights to Costa Rica

€699 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 23/2. 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
United Airlines
23 Feb
DUB
16h 53m
2 stops
SJO
8 Mar
SJO
20h 10m
2 stops
DUB
€699
United Airlines
17 Feb
DUB
39h 59m
2 stops
SJO
3 Mar
SJO
19h 35m
2 stops
DUB
€703
United Airlines
22 Feb
DUB
32h 35m
2 stops
SJO
10 Mar
SJO
20h 35m
2 stops
DUB
€704
United Airlines
21 Feb
DUB
37h 36m
2 stops
SJO
7 Mar
SJO
29h 27m
1 stop
DUB
€705
United Airlines
10 Mar
DUB
31h 16m
1 stop
SJO
24 Mar
SJO
14h 55m
1 stop
DUB
€712
United Airlines
26 Mar
DUB
39h 27m
2 stops
SJO
11 Apr
SJO
45h 00m
2 stops
DUB
€714
United Airlines
20 Apr
DUB
52h 25m
3 stops
SJO
6 May
SJO
34h 55m
2 stops
DUB
€716
United Airlines
9 Jul
DUB
20h 49m
2 stops
SJO
22 Jul
SJO
27h 10m
2 stops
DUB
€719
United Airlines
18 Feb
DUB
33h 42m
2 stops
SJO
22 Feb
SJO
36h 05m
1 stop
DUB
€727
United Airlines
9 Apr
DUB
29h 36m
2 stops
SJO
19 Apr
SJO
15h 26m
1 stop
DUB
€727
Multiple Airlines
16 Mar
DUB
32h 45m
3 stops
SJO
21 Mar
SJO
32h 57m
3 stops
DUB
€728
United Airlines
18 Feb
DUB
16h 23m
1 stop
SJO
22 Feb
SJO
13h 50m
1 stop
DUB
€729

Flights to Liberia

Search all flight deals to Liberia
United Airlines
9 Mar
DUB
32h 44m
2 stops
LIR
16 Mar
LIR
35h 40m
1 stop
DUB
€702
United Airlines
1 Apr
DUB
34h 44m
2 stops
LIR
15 Apr
LIR
36h 31m
2 stops
DUB
€709
Multiple Airlines
1 Apr
DUB
32h 50m
2 stops
LIR
15 Apr
LIR
34h 30m
1 stop
DUB
€727
Multiple Airlines
9 Mar
DUB
35h 45m
1 stop
LIR
16 Mar
LIR
31h 40m
1 stop
DUB
€839
Air Canada
1 Apr
DUB
34h 50m
1 stop
LIR
15 Apr
LIR
34h 30m
1 stop
DUB
€853
Lufthansa
9 Mar
DUB
21h 55m
3 stops
LIR
16 Mar
LIR
18h 25m
2 stops
DUB
€883
WestJet
12 Mar
DUB
32h 53m
1 stop
LIR
19 Mar
LIR
37h 10m
1 stop
DUB
€925
United Airlines
12 Mar
DUB
35h 32m
2 stops
LIR
19 Mar
LIR
20h 45m
2 stops
DUB
€931
Multiple Airlines
2 Apr
DUB
32h 53m
1 stop
LIR
16 Apr
LIR
28h 35m
2 stops
DUB
€956
Multiple Airlines
2 Apr
DUB
32h 55m
1 stop
LIR
16 Apr
LIR
23h 50m
1 stop
DUB
€978
United Airlines
12 Mar
DUB
31h 15m
1 stop
LIR
19 Mar
LIR
20h 45m
2 stops
DUB
€1,056
Delta
12 Mar
DUB
32h 05m
1 stop
LIR
19 Mar
LIR
20h 40m
2 stops
DUB
€1,105

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.
United Airlines Logo
08:00 - 10:44
DUB
-
LIR
32h 44m
2 stops
United Airlines Logo
07:35 - 10:20
LIR
-
DUB
20h 45m
2 stops
€702United Airlines
Mon, 9 Mar - Mon, 16 Mar
United Airlines Logo
10:40 - 12:56
DUB
-
SJO
32h 16m
1 stop
United Airlines Logo
13:00 - 09:55
SJO
-
DUB
14h 55m
1 stop
€704United Airlines
Sun, 22 Feb - Tue, 10 Mar
United Airlines Logo
10:40 - 18:16
DUB
-
SJO
37h 36m
2 stops
United Airlines Logo
22:28 - 09:55
SJO
-
DUB
29h 27m
1 stop
€705United Airlines
Sat, 21 Feb - Sat, 7 Mar
United Airlines Logo
11:35 - 15:19
DUB
-
LIR
34h 44m
2 stops
United Airlines Logo
11:49 - 07:20
LIR
-
DUB
36h 31m
2 stops
€709United Airlines
Wed, 1 Apr - Wed, 15 Apr
Multiple Airlines Logo
10:40 - 12:30
DUB
-
LIR
32h 50m
2 stops
Multiple Airlines Logo
14:45 - 08:15
LIR
-
DUB
34h 30m
1 stop
€727Multiple Airlines
Wed, 1 Apr - Wed, 15 Apr
Multiple Airlines Logo
20:20 - 23:05
DUB
-
SJO
32h 45m
3 stops
Multiple Airlines Logo
19:48 - 10:45
SJO
-
DUB
32h 57m
3 stops
€728Multiple Airlines
Mon, 16 Mar - Sat, 21 Mar
British Airways Logo
16:50 - 19:07
SNN
-
SJO
57h 17m
2 stops
British Airways Logo
14:22 - 20:35
SJO
-
SNN
23h 13m
2 stops
€851British Airways
Thu, 14 May - Mon, 18 May
Air Canada Logo
09:50 - 13:40
DUB
-
LIR
34h 50m
1 stop
Air Canada Logo
14:45 - 08:15
LIR
-
DUB
34h 30m
1 stop
€853Air Canada
Wed, 1 Apr - Wed, 15 Apr
Lufthansa Logo
05:10 - 21:05
DUB
-
LIR
21h 55m
3 stops
Lufthansa Logo
22:20 - 22:45
LIR
-
DUB
18h 25m
2 stops
€883Lufthansa
Mon, 9 Mar - Mon, 16 Mar
Lufthansa Logo
05:55 - 20:05
DUB
-
LIR
21h 10m
3 stops
Lufthansa Logo
21:15 - 11:40
LIR
-
DUB
31h 25m
2 stops
€1,260Lufthansa
Wed, 1 Apr - Wed, 15 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 4 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

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Mon 9/3

08:00-10:44

2 stops32h 44m

Liberia

Mon 16/3

07:35-10:20

2 stops20h 45m

€702

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sun 22/2

10:40-12:56

1 stop32h 16m

San José Juan Santamaria Intl

Tue 10/3

13:00-09:55

1 stop14h 55m

€704

DublinSan José

DUB - SJO

DUBSJO

Dublin

Sat 21/2

10:40-18:16

2 stops37h 36m

San José Juan Santamaria Intl

Sat 7/3

22:28-09:55

1 stop29h 27m

€705

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 1/4

11:35-15:19

2 stops34h 44m

Liberia

Wed 15/4

11:49-07:20

2 stops36h 31m

€709

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 1/4

10:40-12:30

2 stops32h 50m

Liberia

Wed 15/4

14:45-08:15

1 stop34h 30m

€727

DublinSan José

DUB - SJO

DUBSJO

Dublin

Mon 16/3

20:20-23:05

3 stops32h 45m

San José Juan Santamaria Intl

Sat 21/3

19:48-10:45

3 stops32h 57m

€728

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 14/5

16:50-19:07

2 stops57h 17m

San José Juan Santamaria Intl

Mon 18/5

14:22-20:35

2 stops23h 13m

€851

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 1/4

09:50-13:40

1 stop34h 50m

Liberia

Wed 15/4

14:45-08:15

1 stop34h 30m

€853

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Mon 9/3

05:10-21:05

3 stops21h 55m

Liberia

Mon 16/3

22:20-22:45

2 stops18h 25m

€883

DublinLiberia

DUB - LIR

DUBLIR

Dublin

Wed 1/4

05:55-20:05

3 stops21h 10m

Liberia

Wed 15/4

21:15-11:40

2 stops31h 25m

€1,260

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 41% 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

€356

Best Round-Trip Price

€702

Fastest flight time

44h 00m

Popular in

December
The best one-way flight price to Costa Rica from Ireland in the last 72 hours is €356 (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 €702 (Dublin to Liberia).
Search Deals
The fastest flight to Costa Rica from Ireland takes 44h 00m (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 €391 with Air Canada, €395 with Avianca, and €467 with Lufthansa.

Which airlines fly to Costa Rica?

United Airlines is the most popular airline offering flights to Costa Rica, with 41% 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 €654
Dublin to Liberia flightsfrom €702
Shannon to San José flightsfrom €840