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YSL to DU9: distance & flight time
St Leonard (St Leonard Airport) → Dunnville (Dunnville Airport)
645 mi
1,039 km · 561 nm
1h 52m
estimated nonstop flight time
—
time difference · heading southwest
See live YSL→DU9 fares Phone-only fares on this route — call free
Flight time details
645 miles nonstop takes roughly 1h 52m gate to gate, flying southwest. 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
- YSL — St Leonard Airport · St Leonard, Canada
- 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
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 YSL
- CAR · Caribou Municipal Airport22 mi away
- WFK · Northern Aroostook Regional Airport24 mi away
- PQI · Northern Maine Regional Airport at Presque Isle34 mi away
- HUL · Houlton International Airport71 mi away
Near DU9
Frequently asked questions
How far is YSL from DU9?
The flight distance from St Leonard (YSL) to Dunnville (DU9) is 645 miles (1,039 km, 561 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSL to DU9?
A nonstop flight takes about 1h 52m 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 YSL to DU9?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSL–DU9 that never appear on search engines, with no booking fees.