Direct (nonstop) flights from Chicago to Dublin
3 airlines fly nonstop from Chicago O Hare International (ORD) to Dublin Airport (DUB). It's 3,674 miles (5,913 km), about 7h 20m in the air. Operated by American Airlines, Aer Lingus, United Airlines.
American Airlines
Aer Lingus
United Airlines
Route data last updated: May 28, 2026
Airlines with non-stop flights
AA
American Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Chicago to Dublin with one stop · direct emits 562 kg CO₂ per passenger
Looking for the return flight?
DUB → ORD: Flights from Dublin to ChicagoOther direct flights from Chicago
Direct flights from Dublin (DUB)
Frequently Asked Questions
How long is the direct flight from Chicago to Dublin?
A nonstop flight from Chicago (ORD) to Dublin (DUB) takes approximately 7 hours and 20 minutes. The distance is 3,674 miles (5,913 km).
Which airlines fly nonstop from Chicago to Dublin?
3 airlines: American Airlines, Aer Lingus, United Airlines.
Is there a nonstop flight from Chicago to Dublin?
Yes. 3 airlines: American Airlines, Aer Lingus, United Airlines.
How far is Chicago from Dublin?
The flight distance from Chicago to Dublin is 3,674 miles (5,913 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to New York.
What is the time difference between Chicago and Dublin?
Dublin is 6 hours ahead of Chicago. (America/Chicago vs Europe/Dublin.)
Will I experience jet lag flying from Chicago to Dublin?
Probably — 6-hour time difference means moderate jet lag. Expect about 1 day of adjustment per hour of shift. Flying eastward is generally harder to adjust to.
What type of aircraft flies from Chicago to Dublin?
At 7h 20m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from USA to Ireland?
Depends on your passport. Check with the Ireland embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Chicago to Dublin?
Roughly 562 kg CO2 per passenger one-way. That's about the same as driving 2,810 km.
Is the return flight from Dublin to Chicago also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Chicago to Dublin?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Chicago O Hare International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.