Dulles (IAD) to Dubois (DUJ) flights
One airline flies nonstop from Dulles (IAD) to Dubois (DUJ): Southern Airways Express. The two airports are 172 miles (277 km) apart. There are also 1 way to fly it with one stop, through Pittsburgh.
Airlines flying nonstop from IAD to DUJ
- 9XSouthern Airways ExpressNot in an alliance
IAD to DUJ with one stop
1 connection, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Pittsburgh (PIT)United Airlines, then Southern Airways Express
9X
IAD to DUJ: common questions
Which airlines fly nonstop from IAD to DUJ?
Southern Airways Express flies nonstop from Dulles (IAD) to Dubois (DUJ).
How far is Dulles from Dubois by plane?
Dulles (IAD) and Dubois (DUJ) are 172 miles (277 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does IAD to DUJ cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for IAD to DUJ with taxes and fees.
Where can I connect between Dulles and Dubois?
The most direct connections are through Pittsburgh (PIT).
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.