Dublin to Washington D.C. Business Class Flights
Lie-flat business class · 8h 00m · Aer Lingus, United
Based on fares from the past 90 days. Prices vary by date.
Compare business class flights from Dublin to Washington D.C.. Lie-flat seats from €1,400 on Aer Lingus, United. Flight time 8h 00m, distance 5,450 km. Book 2-4 months ahead for the best fares.
Airlines on this route
Business class service between Dublin and Washington D.C. is operated by Aer Lingus and United . All carriers offer lie-flat seats with direct aisle access on this 5,450 km route, with typical flight times of 8h 00m.
What to expect on Dublin–Washington D.C.
This 8h 00m medium-haul route offers Lie-flat seats. At this distance (5,450 km), business class gives you lounge access, priority boarding, and significantly more comfort. Fares start at €1,400—strong value for the premium cabin.
Dublin (DUB) — departure airport
Flights depart from Dublin (DUB). Business class passengers have access to premium lounges before departure. Your destination airport is Washington D.C. (IAD). See our DUB airport guide for lounge details and IAD arrival info.
How to book Dublin to Washington D.C. business class
Prices for business class from Dublin to Washington D.C. 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.