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IAD to DU9: distance & flight time
Washington (Washington Dulles International Airport) → Dunnville (Dunnville Airport)
293 mi
472 km · 255 nm
1h 14m
estimated nonstop flight time
—
time difference · heading north
See live IAD→DU9 fares Phone-only fares on this route — call free
Flight time details
293 miles nonstop takes roughly 1h 14m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- DU9 — Dunnville Airport · Dunnville, Canada
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
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Near IAD
Near DU9
Frequently asked questions
How far is IAD from DU9?
The flight distance from Washington (IAD) to Dunnville (DU9) is 293 miles (472 km, 255 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to DU9?
A nonstop flight takes about 1h 14m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from IAD to DU9?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–DU9 that never appear on search engines, with no booking fees.