Chicago to Dublin Business Class Flights
Lie-flat business class · 7h 30m · Aer Lingus, American Airlines
Based on fares from the past 90 days. Prices vary by date.
Compare business class flights from Chicago to Dublin. Lie-flat seats from €1,400 on Aer Lingus, American Airlines. Flight time 7h 30m, distance 5,760 km. Book 2-4 months ahead for the best fares.
Airlines on this route
Business class service between Chicago and Dublin is operated by Aer Lingus and American Airlines . All carriers offer lie-flat seats with direct aisle access on this 5,760 km route, with typical flight times of 7h 30m.
What to expect on Chicago–Dublin
This 7h 30m medium-haul route offers Lie-flat seats. At this distance (5,760 km), business class gives you lounge access, priority boarding, and significantly more comfort. Fares start at €1,400—strong value for the premium cabin.
Chicago (ORD) — departure airport
Flights depart from Chicago (ORD). Business class passengers have access to premium lounges before departure. Your destination airport is Dublin (DUB). See our ORD airport guide for lounge details and DUB arrival info.
How to book Chicago to Dublin business class
Prices for business class from Chicago to Dublin range from €1,400 to €3,800. Book 2–3 months in advance for the best fares. Midweek departures (Tuesday–Thursday) are typically 15–25% cheaper. Compare fares across 2 airlines — prices can vary by €1,200 or more depending on the carrier and season.