$399 Find Cheap Flights from Dublin to Illinois - Compare and Save

The cheapest ticket to Illinois from Dublin found in the last 5 days was to Chicago, at $634 round-trip. The most popular route is from Dublin (DUB) to Chicago O'Hare Intl Airport (ORD), and the cheapest round-trip airline ticket found on this route in the last 5 days was $634.

The cheapest time of day to fly to Illinois is generally in the evening, when round-trip flights cost $795 on average. Morning departures are around 1% more expensive than evening flights, on average. The most expensive time of day to fly to Illinois is generally in the afternoon, which is peak travel time and where the average cost of a ticket is $857.

No, with an average price for the route of $728, prices are generally cheapest when you fly direct.

The cheapest month for flights from Dublin to Illinois is September, when tickets cost $272 (return) on average. On the other hand, the most expensive months are July and April, when the average cost of round-trip tickets is $599 and $477 respectively.

If your flying dates are flexible, you should consider flying to Illinois on a Sunday, as we generally find the cheapest rates on that day for this route. On the other hand, Monday is the most expensive day to fly from Dublin to Illinois. For your return ticket, we recommend flying on a Wednesday and avoiding Fridays for the best deals.

To get a below average price on the flight from Dublin to Illinois, you should book around 3 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

There are 2 airlines that fly nonstop from Dublin to Illinois. They are Aer Lingus and United Airlines. The cheapest airline for this route is Aer Lingus, with the best round-trip deal found costing $463 and arriving in Chicago O'Hare Intl Airport (ORD). On average, Aer Lingus offers the best prices for nonstop flights between Dublin and Illinois.

American Airlines connects Dublin to Illinois with 21 flights per week. British Airways also offers 21 flights per week, while Aer Lingus follows with 21 flights per week.

The duration of a flight to Illinois depends on your arrival airport. The shortest route to Illinois from Dublin is to Chicago, which takes 11h 16m.

There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

The earliest flight from Dublin to Illinois departs at 9:30 am, landing in Chicago at 11:30 am.

If you prefer to fly at night, the latest flight from Dublin to Illinois jets off at 4:45 pm and lands in Chicago at 7:15 pm.