Dulles (IAD) to Rome (FCO) flights
United Airlines flies nonstop from Washington Dulles International Airport to Rome-Fiumicino Leonardo da Vinci International Airport, with about 14 flights a week in July 2026. The 4,505-mile flight takes about 7h 49m gate to gate.
From
IAD
Dulles
Washington Dulles International Airport
To
FCO
Rome
Rome-Fiumicino Leonardo da Vinci International Airport
- Distance
- 4,505 mi · 7,250 km
- Flight time
- 7h 49m
- Airlines
- 1
- Seats filled
- 83%
Flights a week, July 2026
552 flights and 113,617 passengers in 12 months
Airlines flying IAD to FCO
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 14 | Boeing 777-200ER/200LR/233LR, Boeing 767-400/ER, Boeing 767-300/300ER | 105,305 | 8h 40m |
| ITA AirwaysSeasonal or ended | n/a | Airbus A330-200 | 8,312 | 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 | 86 | 16,462 | |
| September 2025 | 82 | 18,824 | |
| October 2025 | 62 | 12,706 | |
| November 2025 | 30 | 5,858 | |
| December 2025 | 31 | 6,010 | |
| January 2026 | 19 | 3,398 | |
| February 2026 | 19 | 3,608 | |
| March 2026 | 31 | 6,644 | |
| April 2026 | 30 | 6,209 | |
| May 2026 | 42 | 9,859 | |
| June 2026 | 60 | 12,835 | |
| July 2026 | 60 | 11,204 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.