Cheap flights from Ireland to the Czech Republic from €18

The month of January is, on average, the cheapest month to fly to Czech Republic from Ireland, with most prices found around €110. If you aren’t able to travel to Czech Republic during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of €126.

According to our data, Sunday is the cheapest day to fly to Czech Republic from Ireland. The lowest ticket price found for a Sunday departure recently was €168. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Czech Republic is Friday, with ticket prices averaging around €300.

In the evening is the cheapest time of day to fly from Ireland to Czech Republic when you can find flight prices for as low as €95. Flying to Czech Republic 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 in the morning when prices are €212 on average. Flights to Czech Republic from Ireland in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from Cork to Václav Havel Prague for the best Ireland - Czech Republic flight prices

You are more likely to see cheaper flights to Czech Republic from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Czech Republic for around €178 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Czech Republic from Ireland for as low as €127 on momondo.

There is only 1 cabin class available to choose from on Ireland to Czech Republic flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Ryanair and Aer Lingus are the most popular carriers operating from Ireland to Czech Republic

Aer Lingus, Ryanair and KLM are the top three most popular airlines that fly to Czech Republic from Ireland according to our data. Aer Lingus is the first choice among our users, with 39% of people opting to fly with this airline when travelling to Czech Republic. Keep in mind that there are 4 different airlines that fly to Czech Republic on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Ireland and Czech Republic have experienced a delay on any given week. The average delay length over the past 12 months has been 108 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, Aer Lingus have had the fewest delays on this route over the last 12 months, with about 8% of their flights experiencing any sort of delay.

As of March 2026, 2 flights take off from Ireland and land in Czech Republic each day. The most common flight departure time for this route is 07:00, with 93% of daily flights taking off at midday.

19 flights are operational weekly from Ireland to Czech Republic as of March 2026. The most popular departure day for this route is Wed, with 53% of flights per week taking off on this day.