London (LHR) to Dulles (IAD) flights
British Airways, United Airlines, Virgin Atlantic fly nonstop from London Heathrow Airport to Washington Dulles International Airport, with about 40 flights a week in July 2026. The 3,677-mile flight takes about 3h 3m gate to gate.
From
LHR
London
London Heathrow Airport
To
IAD
Dulles
Washington Dulles International Airport
- Distance
- 3,677 mi · 5,918 km
- Flight time
- 3h 3m
- Airlines
- 3
- Seats filled
- 77%
Flights a week, July 2026
1,942 flights and 398,116 passengers in 12 months
Airlines flying LHR to IAD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| British Airways | 20 | Boeing 777-200ER/200LR/233LR, Boeing 777-300/300ER/333ER, Boeing 787-9 Dreamliner | 197,972 | 0m |
| United Airlines | 14 | Boeing 777-200ER/200LR/233LR, Boeing 767-400/ER, Boeing 767-300/300ER | 136,249 | 8h 17m |
| Virgin Atlantic | 6 | Boeing 787-9 Dreamliner, Airbus A330-300/333, Airbus A330-900neo | 63,895 | 0m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 183 | 44,709 | |
| September 2025 | 179 | 35,630 | |
| October 2025 | 168 | 37,381 | |
| November 2025 | 147 | 25,631 | |
| December 2025 | 147 | 30,246 | |
| January 2026 | 140 | 25,810 | |
| February 2026 | 125 | 19,130 | |
| March 2026 | 151 | 29,534 | |
| April 2026 | 173 | 32,791 | |
| May 2026 | 182 | 35,633 | |
| June 2026 | 171 | 37,392 | |
| July 2026 | 176 | 44,229 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.