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DU9 to CIU: distance & flight time
Dunnville (Dunnville Airport) → Sault Ste Marie (Chippewa County International Airport)
335 mi
539 km · 291 nm
1h 21m
estimated nonstop flight time
—
time difference · heading northwest
See live DU9→CIU fares Phone-only fares on this route — call free
Flight time details
335 miles nonstop takes roughly 1h 21m gate to gate, flying northwest. 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
- DU9 — Dunnville Airport · Dunnville, Canada
- CIU — Chippewa County International Airport · Sault Ste Marie, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near DU9
Near CIU
- YAM · Sault Ste Marie Airport16 mi away
- DRE · Drummond Island Airport39 mi away
- PLN · Pellston Regional Airport of Emmet County Airport49 mi away
- GLR · Gaylord Regional Airport86 mi away
Frequently asked questions
How far is DU9 from CIU?
The flight distance from Dunnville (DU9) to Sault Ste Marie (CIU) is 335 miles (539 km, 291 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DU9 to CIU?
A nonstop flight takes about 1h 21m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from DU9 to CIU?
Nonstop service on DU9–CIU depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 21m nonstop estimate.
What is the cheapest way to fly from DU9 to CIU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DU9–CIU that never appear on search engines, with no booking fees.
Why are some DU9 to CIU fares phone-only?
Consolidator contracts let us sell certain DU9–CIU tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.