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Cheap flights from Ireland to San José from €400

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to San José departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ireland to San José

Recent return flight deals from Ireland to San José

Enter your travel dates to find the best prices.
British Airways Logo
20:40 - 20:55
DUB
-
SJO
30h 15m
2 stops
British Airways Logo
13:09 - 14:50
SJO
-
DUB
19h 41m
2 stops
€736British Airways
Tue, 3 Nov - Thu, 19 Nov
Delta Logo
15:00 - 11:58
DUB
-
SJO
27h 58m
2 stops
Delta Logo
13:23 - 07:55
SJO
-
DUB
60h 32m
2 stops
€739Delta
Wed, 14 Oct - Fri, 30 Oct
Multiple Airlines Logo
09:20 - 22:00
DUB
-
SJO
19h 40m
1 stop
Multiple Airlines Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€741Multiple Airlines
Thu, 4 Jun - Fri, 19 Jun
Multiple Airlines Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Multiple Airlines Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€742Multiple Airlines
Thu, 4 Jun - Fri, 19 Jun
Multiple Airlines Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Multiple Airlines Logo
15:50 - 17:50
SJO
-
DUB
19h 00m
1 stop
€742Multiple Airlines
Thu, 4 Jun - Fri, 19 Jun
Air Canada Logo
09:50 - 22:00
DUB
-
SJO
19h 10m
2 stops
Air Canada Logo
07:10 - 07:45
SJO
-
DUB
17h 35m
2 stops
€749Air Canada
Thu, 4 Jun - Fri, 19 Jun
SWISS Logo
08:40 - 14:05
DUB
-
SJO
36h 25m
1 stop
SWISS Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€750SWISS
Thu, 28 May - Fri, 12 Jun
SWISS Logo
18:35 - 14:05
DUB
-
SJO
26h 30m
1 stop
SWISS Logo
15:50 - 07:55
SJO
-
DUB
33h 05m
1 stop
€752SWISS
Thu, 28 May - Fri, 12 Jun
United Airlines Logo
09:30 - 22:39
SNN
-
SJO
20h 09m
2 stops
United Airlines Logo
00:30 - 10:15
SJO
-
SNN
26h 45m
2 stops
€805United Airlines
Thu, 4 Jun - Sun, 7 Jun
United Airlines Logo
12:30 - 21:15
SNN
-
SJO
39h 45m
2 stops
United Airlines Logo
00:30 - 10:15
SJO
-
SNN
26h 45m
2 stops
€806United Airlines
Thu, 4 Jun - Sun, 7 Jun

British Airways flights from Ireland to San José

Our best British Airways deals on Ireland to San José flight tickets
British Airways
3 Nov
DUB20:40Dublin
30h 15m
2 stops
SJO20:55San José Juan Santamaria Intl
19 Nov
SJO13:09San José Juan Santamaria Intl
19h 41m
2 stops
DUB14:50Dublin
€736
British Airways
8 Sept
DUB07:30Dublin
19h 22m
2 stops
SJO19:52San José Juan Santamaria Intl
30 Sept
SJO07:00San José Juan Santamaria Intl
19h 40m
2 stops
DUB09:40Dublin
€753
British Airways
8 Sept
DUB07:30Dublin
19h 22m
2 stops
SJO19:52San José Juan Santamaria Intl
30 Sept
SJO07:00San José Juan Santamaria Intl
23h 30m
2 stops
DUB13:30Dublin
€754

Delta flights from Ireland to San José

Our best Delta deals on Ireland to San José flight tickets
Delta
14 Oct
DUB15:00Dublin
27h 58m
2 stops
SJO11:58San José Juan Santamaria Intl
30 Oct
SJO13:23San José Juan Santamaria Intl
60h 32m
2 stops
DUB07:55Dublin
€739
Delta
7 Oct
DUB10:00Dublin
32h 58m
2 stops
SJO11:58San José Juan Santamaria Intl
14 Oct
SJO13:23San José Juan Santamaria Intl
22h 02m
2 stops
DUB18:25Dublin
€763
Delta
3 Nov
DUB09:40Dublin
33h 18m
1 stop
SJO12:58San José Juan Santamaria Intl
19 Nov
SJO07:00San José Juan Santamaria Intl
20h 45m
2 stops
DUB09:45Dublin
€775

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to San José that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 12 May 2026.
Use the filters below to find and compare flights from Ireland to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan José

DUB - SJO

DUBSJO

Dublin

Tue 3/11

20:40-20:55

2 stops30h 15m

San José Juan Santamaria Intl

Thu 19/11

13:09-14:50

2 stops19h 41m

€736

DublinSan José

DUB - SJO

DUBSJO

Dublin

Wed 14/10

15:00-11:58

2 stops27h 58m

San José Juan Santamaria Intl

Fri 30/10

13:23-07:55

2 stops60h 32m

€739

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:20-22:00

1 stop19h 40m

San José Juan Santamaria Intl

Fri 19/6

15:50-07:55

1 stop33h 05m

€741

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Fri 19/6

15:50-07:55

1 stop33h 05m

€742

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Fri 19/6

15:50-17:50

1 stop19h 00m

€742
Fastest return journey

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 4/6

09:50-22:00

2 stops19h 10m

San José Juan Santamaria Intl

Fri 19/6

07:10-07:45

2 stops17h 35m

€749

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 28/5

08:40-14:05

1 stop36h 25m

San José Juan Santamaria Intl

Fri 12/6

15:50-07:55

1 stop33h 05m

€750

DublinSan José

DUB - SJO

DUBSJO

Dublin

Thu 28/5

18:35-14:05

1 stop26h 30m

San José Juan Santamaria Intl

Fri 12/6

15:50-07:55

1 stop33h 05m

€752

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 4/6

09:30-22:39

2 stops20h 09m

San José Juan Santamaria Intl

Sun 7/6

00:30-10:15

2 stops26h 45m

€805

ShannonSan José

SNN - SJO

SNNSJO

Shannon

Thu 4/6

12:30-21:15

2 stops39h 45m

San José Juan Santamaria Intl

Sun 7/6

00:30-10:15

2 stops26h 45m

€806

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San José from

How to get the cheapest flight ticket from Ireland to San José

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San José?

In general, March is the cheapest month to fly from Ireland to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €603. If you aren’t able to travel to San José during the month of March, then flying in June is also cheap. Prices for this month can be found on momondo for an average of €611.

How far in advance should I book a flight to San José?

You are more likely to see cheaper flights to San José from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around €771 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Ireland for as low as €696 on momondo.

Can stopping save me money on Ireland to San José flights?

You could potentially save up to 34% on your flight if you consider stops on a Ireland to San José flight.

Cheap Ireland to San José flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San José

Fastest flight time

15h 45m

Direct flights

None
The fastest flight from Ireland to San José takes 15h 45m
There are no direct flights from Ireland to San José. There are no popular flight routes from Ireland to San José.
Search flight deals

Frequently asked questions about flying from Ireland to San José

  • When did momondo last update prices for flights from Ireland to San José Juan Santamaria Intl Airport?

    Prices for flights from Ireland to San José Juan Santamaria Intl Airport were last updated today.

  • How many operators does momondo search for flights from Ireland to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Ireland to San José Juan Santamaria Intl Airport?

    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 from Ireland to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The necessary travel and health documents for your San José Juan Santamaria Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to San José

Compare and see reviews for airlines that fly from Ireland to San José with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom €612Free CancellationRating
7.1
11,026 reviews
Search Air Canada flights
LufthansaPriceFrom €672Free CancellationRating
6.8
7,993 reviews
Search Lufthansa flights
United AirlinesPriceFrom €680Free CancellationRating
7.4
9,704 reviews
Search United Airlines flights
KLMPriceFrom €703Free CancellationRating
7.8
1,517 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San José?

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 from Ireland to San José for you.

Can I find flights from Ireland to San José with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ireland to San José flights to just show those with flexible booking policies.

How can momondo help me find flights from Ireland to San José?

Once you have performed a search for Ireland to San José flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ireland to San José right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ireland to San José flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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