Cheap flights from Ireland to Costa Rica from €356
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 Costa Rica departing on 3/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ireland to Costa Rica
Recent return flight deals from Ireland to Costa Rica
Recent one-way flight deals from Ireland to Costa Rica
Air France flights from Ireland to Costa Rica
Our best Air France deals on Ireland to Costa Rica flight tickets
United Airlines flights from Ireland to Costa Rica
Our best United Airlines deals on Ireland to Costa Rica flight tickets
See travel insights to Costa Rica from
How to get the cheapest flight ticket from Ireland to Costa Rica
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 Costa Rica?
The cheapest month to fly to Costa Rica from Ireland is in November. Flight prices, which tend to average around €695, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Costa Rica from Ireland during January instead. Flights to Costa Rica in January, while not as cheap as those in November, still average around €733.
What is the cheapest day to depart on your flight to Costa Rica?
The cheapest day to depart on your flight to Costa Rica is on a Wednesday when prices can be found for as low as €703. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around €1,084. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.
What is the cheapest time of day to depart on your flight to Costa Rica?
In the evening is the cheapest time of day to fly from Ireland to Costa Rica when you can find flight prices for as low as €0. Flying to Costa Rica in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at midday when prices are €871 on average. Flights to Costa Rica from Ireland at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
How far in advance should I book a flight to Costa Rica?
You are more likely to see cheaper flights to Costa Rica from Ireland when booking 19 weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around €826 when searching 19 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Ireland for as low as €671 on momondo.
What is the cheapest airline that flies from Ireland to Costa Rica?
Iberia and Air France are the most popular carriers operating from Ireland to Costa Rica
Which airlines fly to Costa Rica?
Air Canada, Air France and United Airlines are the top three most popular airlines that fly to Costa Rica from Ireland according to our data. Air Canada is the first choice among our users, with 48% 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.
Cheap Ireland to Costa Rica flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to Costa Rica
When did momondo last update prices for flights from Ireland to Costa Rica?
Prices for flights from Ireland to Costa Rica were last updated today.
How many operators does momondo search for flights from Ireland to Costa Rica?
There are 3 operators available for flights from Ireland to Costa Rica as of April 2025.
How old do you have to be to fly from Ireland to Costa Rica?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Costa Rica.
What documentation or ID do you need to fly to Costa Rica?
The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Ireland to Costa Rica
Compare and see reviews for airlines that fly from Ireland to Costa Rica with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom €509 | Free Cancellation | Rating 7.0 9,210 reviews | |||
| PriceFrom €548 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom €762 | Free Cancellation | Rating 7.4 1,444 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ireland 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 from Ireland to Costa Rica for you.
Can I find flights from Ireland to Costa Rica with flexible booking policies on momondo?
momondo does allow users to show only those flights to Costa Rica from Ireland which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Ireland to Costa Rica?
momondo helps you find the best flight between Ireland and Costa Rica by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Ireland to Costa Rica right now. Can momondo alert me if prices change?
Price alerts on flights to Costa Rica from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.