Dublin (DUB) to Dulles (IAD) flights

Aer Lingus, United Airlines fly nonstop from Dublin Airport to Washington Dulles International Airport, with about 27 flights a week in July 2026. The 3,404-mile flight takes about 3h 29m gate to gate.

From
DUB
Dublin
Dublin Airport
To
IAD
Dulles
Washington Dulles International Airport
Distance
3,404 mi · 5,478 km
Flight time
3h 29m
Airlines
2
Seats filled
72%
Flights a week, July 2026
1,171 flights and 156,345 passengers in 12 months
IADIADDUB
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying DUB to IAD

AirlineFlights a weekAircraftPassengers (12 months)Flight time
Aer Lingus14Airbus A330-20092,7720m
United Airlines13Boeing 757-200, Boeing 767-400/ER, Boeing 787-8 Dreamliner63,5737h 50m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

Flights by month

MonthFlightsFlights, relativePassengers
August 2025122
18,511
September 2025105
13,747
October 2025117
15,842
November 202590
10,211
December 202587
11,009
January 202639
5,576
February 202635
3,578
March 202692
11,380
April 2026120
14,037
May 2026124
15,592
June 2026119
17,850
July 2026121
19,012

Related

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.