Cheap flights from Ireland to Frankfurt am Main from £31

In general, November is the cheapest month to fly from Ireland to Frankfurt am Main. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £100. If you aren’t able to travel to Frankfurt am Main during the month of November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of £113.

Our data shows that Friday is the least expensive day to fly to Frankfurt am Main. Tickets to fly out on this day can be as low as £414. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Frankfurt am Main on Sunday is £538.

In the evening is the cheapest time of day to fly from Ireland to Frankfurt am Main when you can find flight prices for as low as £46. Flying to Frankfurt am Main in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Frankfurt am Main is in the afternoon when prices are around £570.

Fly from Knock Intl to Cologne Köln/Bonn for the best Ireland - Frankfurt am Main flight prices

You are more likely to see cheaper flights to Frankfurt am Main from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Frankfurt am Main for around £134 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Frankfurt am Main from Ireland for as low as £84 on momondo.

There are 3 cabin classes available to choose from on Ireland to Frankfurt am Main flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Aer Lingus, KLM, and Lufthansa are the most popular carriers operating from Ireland to Frankfurt am Main

Lufthansa, Aer Lingus and Ryanair are the top three most popular airlines that fly to Frankfurt am Main from Ireland according to our data. Lufthansa is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Frankfurt am Main. Keep in mind that there are 3 different airlines that fly to Frankfurt am Main on a routine basis, so you have a few additional options to choose from.

Historically, on average around 9% of flights between Ireland and Frankfurt am Main have experienced a delay on any given week. The average delay length over the past 12 months has been 124 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. Sunday 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 5% of their flights experiencing any sort of delay.

As of February 2026, there are 7 flights per day flying from Ireland to Frankfurt am Main. The most common time of day flights depart is 05:00, with 38% of flights taking off in the morning.

As of February 2026, 52 flights take off from Ireland and land in Frankfurt am Main each week. The most common flight departure day for this route is Fri, with 38% of weekly flights taking off on this day.