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YSB to SDF: distance & flight time
Sudbury (Sudbury Airport) → Louisville (Louisville International Standiford Field)
636 mi
1,023 km · 552 nm
1h 51m
estimated nonstop flight time
Same time
time difference · heading southwest
See live YSB→SDF fares Phone-only fares on this route — call free
Flight time details
636 miles nonstop takes roughly 1h 51m 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
- YSB — Sudbury Airport · Sudbury, Canada
- SDF — Louisville International Standiford Field · Louisville, 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 YSB
- YYB · North Bay Jack Garland Airport68 mi away
- YEM · Manitoulin East Municipal Airport74 mi away
- YEL · Elliot Lake Municipal Airport86 mi away
- YXR · Earlton (Timiskaming Regional) Airport87 mi away
Near SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 mi away
Frequently asked questions
How far is YSB from SDF?
The flight distance from Sudbury (YSB) to Louisville (SDF) is 636 miles (1,023 km, 552 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSB to SDF?
A nonstop flight takes about 1h 51m 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 YSB to SDF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSB–SDF that never appear on search engines, with no booking fees.