Washington (IAD) to Greensboro (GSO) flights
Nonstop from Washington Dulles International to Piedmont Triad International Airport: distance, flying time, which airlines fly it and how often.
Distance
385km
239 mi, great circle
Flying time
1h 10m
typical, gate to gate
Flights a day
2.4
average, November 2026
Airlines
1
passenger airlines
Airlines flying IAD to GSO
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare IAD to GSO fares by month.
Both directions
- Piedmont Triad International Airport (GSO) · we don't have GSO's route list yet
- All nonstop routes from Washington (IAD)
- IAD to GSO on the flight-path tool
Frequently asked questions
How long is the flight from Washington to Greensboro?
About 1h 10m gate to gate for the 385 km (239 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from IAD to GSO?
United Airlines, with about 2.4 flights a day between them in our data (AeroDataBox, November 2026).