Dubois (DUJ) to Dulles (IAD)
Flight time
≈ 1h 09m
Bearing
153° SE
Dubois (DUJ) to Dulles (IAD) is 172 miles (277 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DUJ–IAD
Filed traffic dataIn May 2026, Mokulele Airlines was the only carrier flying nonstop DUJ–IAD; the Cessna C208B was the most common aircraft at 100% of departures; flights ran 30% full.
Departures
158
May 2026
Seats
1,422
both directions
Passengers
421
both directions
Load factor
29.6%
RPM ÷ ASM
Who flies DUJ–IAD?
Mokulele Airlines was the only carrier to fly nonstop DUJ–IAD in May 2026 (158 departures).
- 9X
Mokulele Airlines
158 departures · 1,422 seats
Share of departures100.0%29.6%
Load
What plane flies DUJ–IAD?
In May 2026, the Cessna C208B flew 100% of DUJ–IAD departures.
- Cessna C208B
158 departures · 29.6% load
100.0%
How has DUJ–IAD traffic changed?
Nonstop DUJ–IAD departures rose from 151 in June 2025 to 158 in May 2026.
Monthly nonstop DUJ–IAD traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
151 departures · 428 passengers
31.5%
Load
July 2025
170 departures · 482 passengers
31.5%
Load
August 2025
158 departures · 369 passengers
25.9%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
168 departures · 393 passengers
26.0%
Load
November 2025
100 departures · 290 passengers
32.2%
Load
December 2025
114 departures · 280 passengers
27.3%
Load
January 2026
128 departures · 241 passengers
20.9%
Load
February 2026
123 departures · 218 passengers
19.7%
Load
March 2026
142 departures · 393 passengers
30.8%
Load
April 2026
161 departures · 344 passengers
23.7%
Load
May 2026
158 departures · 421 passengers
29.6%
Load
By direction
Each direction is filed separately — they rarely match.
DUJ → IAD
28.2% full
80 departures · 203 passengers
IAD → DUJ
31.1% full
78 departures · 218 passengers
Nonstop DUJ–IAD traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Dubois
US
DuBois Regional Airport
Coordinates
41.18°N, 78.90°W
Hemisphere
N · W
Frequently asked
How far is Dubois (DUJ) from Dulles (IAD)?
DUJ to IAD is 172 miles (277 km / 150 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DUJ to IAD?
A nonstop covers the 172-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 DUJ–IAD?
In May 2026, the Cessna C208B flew the largest share of departures (100.0%).
What mileage do I earn flying DUJ–IAD?
Distance-based programs credit off the 172-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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