Direct (nonstop) flights from Dulles to Dublin
2 airlines fly nonstop from Washington Dulles International (IAD) to Dublin Airport (DUB). It's 3,404 miles (5,478 km), about 7h in the air. Operated by Aer Lingus, United Airlines.
Aer Lingus
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Dulles to Dublin with one stop · direct emits 520 kg CO₂ per passenger
Looking for the return flight?
DUB → IAD: Flights from Dublin to DullesOther direct flights from Dulles
Direct flights from Dublin (DUB)
Frequently Asked Questions
How long is the direct flight from Dulles to Dublin?
A nonstop flight from Dulles (IAD) to Dublin (DUB) takes approximately 7 hours. The distance is 3,404 miles (5,478 km).
Which airlines fly nonstop from Dulles to Dublin?
2 airlines: Aer Lingus, United Airlines.
Is there a nonstop flight from Dulles to Dublin?
Yes. 2 airlines: Aer Lingus, United Airlines.
How far is Dulles from Dublin?
The flight distance from Dulles to Dublin is 3,404 miles (5,478 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 Dulles and Dublin?
Dublin is 5 hours ahead of Dulles. (America/New_York vs Europe/Dublin.)
Will I experience jet lag flying from Dulles to Dublin?
Maybe mild — 5-hour difference. Most people adjust in a day or two.
What type of aircraft flies from Dulles to Dublin?
At 7h, 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 Dulles to Dublin?
Roughly 520 kg CO2 per passenger one-way. That's about the same as driving 2,600 km.
Is the return flight from Dublin to Dulles 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 Dulles 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 Washington Dulles International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.