Dulles (IAD) to Roanoke (ROA)
Flight time
≈ 1h 09m
Bearing
232° SW
Dulles (IAD) to Roanoke (ROA) is 177 miles (285 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies IAD–ROA
Filed traffic dataIn June 2026, CommuteAir operated the most departures, one of 2 carriers flying nonstop IAD–ROA; the Embraer ERJ-145 was the most common aircraft at 94% of departures; flights ran 80% full.
Departures
169
June 2026
Seats
8,450
both directions
Passengers
6,773
both directions
Load factor
80.2%
RPM ÷ ASM
Who flies IAD–ROA?
CommuteAir operated the most nonstop IAD–ROA departures in June 2026 (159), one of 2 carriers on the route.
- C5
159 departures · 7,950 seats
Share of departures94.1%81.1%
Load
- G7
10 departures · 500 seats
Share of departures5.9%65.4%
Load
What plane flies IAD–ROA?
In June 2026, the Embraer ERJ-145 flew 94% of IAD–ROA departures — more than any other aircraft type.
- Embraer ERJ-145
159 departures · 81.1% load
94.1% - Bombardier CRJ-550
10 departures · 65.4% load
5.9%
How has IAD–ROA traffic changed?
Nonstop IAD–ROA departures rose from 133 in July 2025 to 169 in June 2026.
Monthly nonstop IAD–ROA traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
133 departures · 5,833 passengers
87.7%
Load
August 2025
150 departures · 6,208 passengers
82.8%
Load
September 2025
168 departures · 7,035 passengers
83.8%
Load
October 2025
197 departures · 8,283 passengers
83.8%
Load
November 2025
218 departures · 8,346 passengers
75.6%
Load
December 2025
181 departures · 7,201 passengers
76.9%
Load
January 2026
134 departures · 4,927 passengers
73.5%
Load
February 2026
103 departures · 4,265 passengers
82.8%
Load
March 2026
163 departures · 6,691 passengers
82.1%
Load
April 2026
174 departures · 6,890 passengers
79.0%
Load
May 2026
219 departures · 8,305 passengers
75.8%
Load
June 2026
169 departures · 6,773 passengers
80.2%
Load
By direction
Each direction is filed separately — they rarely match.
ROA → IAD
81.5% full
85 departures · 3,464 passengers
IAD → ROA
78.8% full
84 departures · 3,309 passengers
Nonstop IAD–ROA traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Dulles (IAD) from Roanoke (ROA)?
IAD to ROA is 177 miles (285 km / 154 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to ROA?
A nonstop covers the 177-mile great-circle distance in roughly 1h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–ROA?
In June 2026, the Embraer ERJ-145 flew the largest share of departures (94.1%), followed by the Bombardier CRJ-550 (5.9%).
What mileage do I earn flying IAD–ROA?
Distance-based programs credit off the 177-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Popular long-haul routes