Dulles (IAD) to Harrisburg (MDT)
Flight time
≈ 0h 59m
Bearing
23° NE
Dulles (IAD) to Harrisburg (MDT) is 94 miles (151 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–MDT
Filed traffic dataIn July 2026, CommuteAir was the only carrier flying nonstop IAD–MDT; the Embraer ERJ-145 was the most common aircraft at 100% of departures; flights ran 84% full.
Departures
224
July 2026
Seats
11,200
both directions
Passengers
9,381
both directions
Load factor
83.8%
RPM ÷ ASM
Who flies IAD–MDT?
CommuteAir was the only carrier to fly nonstop IAD–MDT in July 2026 (224 departures).
- C5
224 departures · 11,200 seats
Share of departures100.0%83.8%
Load
What plane flies IAD–MDT?
In July 2026, the Embraer ERJ-145 flew 100% of IAD–MDT departures.
- Embraer ERJ-145
224 departures · 83.8% load
100.0%
How has IAD–MDT traffic changed?
Nonstop IAD–MDT departures rose from 187 in August 2025 to 224 in July 2026.
Monthly nonstop IAD–MDT traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
187 departures · 8,147 passengers
87.1%
Load
September 2025
159 departures · 7,022 passengers
86.5%
Load
October 2025
184 departures · 7,606 passengers
82.7%
Load
November 2025
159 departures · 6,222 passengers
79.1%
Load
December 2025
174 departures · 6,990 passengers
80.3%
Load
January 2026
163 departures · 6,206 passengers
76.1%
Load
February 2026
158 departures · 6,572 passengers
83.2%
Load
March 2026
191 departures · 7,952 passengers
82.3%
Load
April 2026
180 departures · 7,654 passengers
85.0%
Load
May 2026
191 departures · 8,009 passengers
83.9%
Load
June 2026
222 departures · 9,531 passengers
84.0%
Load
July 2026
224 departures · 9,381 passengers
83.8%
Load
By direction
Each direction is filed separately — they rarely match.
IAD → MDT
84.9% full
112 departures · 4,753 passengers
MDT → IAD
82.6% full
112 departures · 4,628 passengers
Nonstop IAD–MDT traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Dulles (IAD) from Harrisburg (MDT)?
IAD to MDT is 94 miles (151 km / 82 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAD to MDT?
A nonstop covers the 94-mile great-circle distance in roughly 0h 59m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAD–MDT?
In July 2026, the Embraer ERJ-145 flew the largest share of departures (100.0%).
What mileage do I earn flying IAD–MDT?
Distance-based programs credit off the 94-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