€205 Find Cheap Flights from Illinois to Ireland

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Ireland.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Illinois to Ireland is likely to change within 7 days, so travellers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Illinois to Ireland with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Illinois to Ireland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

American Airlines connects Illinois to Ireland with 31 flights per week. British Airways also offers 31 flights per week, while Aer Lingus follows with 31 flights per week.

There are 6 airports in Ireland. The busiest airport is Dublin Airport (DUB), with 85% of all flights arriving there.

Based on KAYAK data, the cheapest day to fly to Ireland is Saturday when return tickets can be as cheap as €664. On the other hand, the most expensive day to fly is Tuesday, when return prices are €795 on average.

The cheapest time of day to fly to Ireland is generally in the evening, when round-trip flights cost €757 on average. Morning departures are around 100% cheaper than evening flights, on average. The most expensive time of day to fly to Ireland is generally in the afternoon, which is peak travel time and where the average cost of a ticket is €910.

The cheapest ticket to Ireland from Illinois found in the last 72 hours was to Shannon, at €787 return. The most popular route is Chicago O'Hare Intl Airport (ORD) to Dublin (DUB) and the cheapest return airline ticket found on this route in the last 72 hours was €789.

The cheapest month for flights from Illinois to Ireland is January, when tickets cost €487 (return) on average. On the other hand, the most expensive months are June and July, when the average cost of round-trip tickets is €925 and €810 respectively.

To get a below-average price on the flight from Illinois to Ireland, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 22 weeks before departure.

From Illinois, there are direct flights to Ireland from one city. This city is Chicago and there are 128 direct flights each week.

There are around 19 direct flights from within Illinois to Ireland every day. Most flights (65%) depart in the evening.

Each week there are around 128 direct flights from within Illinois to Ireland. The most common day for departures is Saturday, with 18% of flights taking off on this day.

An average direct flight from Illinois to Ireland takes 15h 23m, covering a distance of 9592 km. The shortest route is Chicago O'Hare Intl Airport (ORD) to Dublin (DUB) with an average flight time of 7h 20m.

There aren’t any medium-haul (3-6 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Ireland. Instead, there are 128 long-haul flights (6-12 hour flight duration), with the most arriving from Chicago.

Based on KAYAK flight searches, the most popular destination is Dublin (93% of total searches to Ireland). The next most popular destinations are Shannon (6%) and Cork (1%). Searches for flights to Knock (0%), to Milltown (Kerry) (0%), and to Donegal (0%) are also popular.