Huntsville (HSV) to Dulles (IAD)
Flight time
≈ 1h 59m
Bearing
57° NE
Huntsville (HSV) to Dulles (IAD) is 595 miles (957 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HSV–IAD
US DOT T-100 · filed dataIn April 2026, CommuteAir operated the most departures, one of 2 carriers flying nonstop HSV–IAD; the Embraer ERJ-145 was the most common aircraft at 99% of departures; flights ran 89% full.
Departures
156
April 2026
Seats
7,716
both directions
Passengers
6,871
both directions
Load factor
89.0%
passengers ÷ seats
Who flies HSV–IAD?
CommuteAir operated the most nonstop HSV–IAD departures in April 2026 (154), one of 2 carriers on the route.
- C5
CommuteAir
154 departures · 7,700 seats
Share of departures98.7%89.2%
Load
- LF
Contour Airlines d/b/a One Jet Shuttle
2 departures · 16 seats
Share of departures1.3%12.5%
Load
What plane flies HSV–IAD?
In April 2026, the Embraer ERJ-145 flew 99% of HSV–IAD departures — more than any other aircraft type.
- Embraer ERJ-145
154 departures · 89.2% load
98.7% - Cessna 510 Mustang
2 departures · 12.5% load
1.3%
How has HSV–IAD traffic changed?
Nonstop HSV–IAD departures fell from 187 in May 2025 to 156 in April 2026.
Monthly nonstop HSV–IAD traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
187 departures · 7,931 passengers
84.8%
Load
June 2025
182 departures · 7,758 passengers
85.3%
Load
July 2025
180 departures · 8,072 passengers
89.7%
Load
August 2025
192 departures · 7,657 passengers
79.8%
Load
September 2025
179 departures · 7,465 passengers
83.4%
Load
October 2025
186 departures · 7,516 passengers
80.8%
Load
November 2025
177 departures · 6,594 passengers
74.4%
Load
December 2025
183 departures · 7,845 passengers
85.7%
Load
January 2026
153 departures · 5,472 passengers
71.5%
Load
February 2026
149 departures · 5,949 passengers
79.8%
Load
March 2026
173 departures · 7,718 passengers
89.2%
Load
April 2026
156 departures · 6,871 passengers
89.0%
Load
By direction
The DOT files each direction separately — they rarely match.
HSV → IAD
92.2% full
78 departures · 3,558 passengers
IAD → HSV
85.9% full
78 departures · 3,313 passengers
Nonstop HSV–IAD traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Huntsville (HSV) from Dulles (IAD)?
HSV to IAD is 595 miles (957 km / 517 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HSV to IAD?
A nonstop covers the 595-mile great-circle distance in roughly 1h 59m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HSV–IAD?
In April 2026, the Embraer ERJ-145 flew the largest share of departures (98.7%), followed by the Cessna 510 Mustang (1.3%).
What mileage do I earn flying HSV–IAD?
Distance-based programs credit off the 595-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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