Dulles (IAD) to London (LHR) flights

British Airways, United Airlines, Virgin Atlantic fly nonstop from Washington Dulles International Airport to London Heathrow Airport, with about 40 flights a week in July 2026. The 3,677-mile flight takes about 2h 42m gate to gate.

From
IAD
Dulles
Washington Dulles International Airport
To
LHR
London
London Heathrow Airport
Distance
3,677 mi · 5,918 km
Flight time
2h 42m
Airlines
3
Seats filled
78%
Flights a week, July 2026
1,944 flights and 402,855 passengers in 12 months
LHRLHRIAD
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying IAD to LHR

AirlineFlights a weekAircraftPassengers (12 months)Flight time
British Airways20Boeing 777-200ER/200LR/233LR, Boeing 777-300/300ER/333ER, Boeing 787-9 Dreamliner185,7530m
United Airlines14Boeing 777-200ER/200LR/233LR, Boeing 767-400/ER, Boeing 767-300/300ER149,0217h 19m
Virgin Atlantic6Boeing 787-9 Dreamliner, Airbus A330-300/333, Airbus A330-900neo68,0810m

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 2025181
40,596
September 2025179
38,449
October 2025167
34,042
November 2025148
30,254
December 2025147
32,754
January 2026141
23,920
February 2026124
20,162
March 2026150
31,089
April 2026173
34,216
May 2026182
37,402
June 2026173
40,886
July 2026179
39,085

Related

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