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YSG to SDF: distance & flight time
Lutselk'e (Lutselk'e Airport) → Louisville (Louisville International Standiford Field)
1,977 mi
3,182 km · 1,718 nm
4h 21m
estimated nonstop flight time
—
time difference · heading southeast
See live YSG→SDF fares Phone-only fares on this route — call free
Flight time details
1,977 miles nonstop takes roughly 4h 21m gate to gate, flying southeast. 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
- YSG — Lutselk'e Airport · Lutselk'e, 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 YSG
- YZF · Yellowknife Airport120 mi away
- YFR · Fort Resolution Airport130 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 YSG from SDF?
The flight distance from Lutselk'e (YSG) to Louisville (SDF) is 1,977 miles (3,182 km, 1,718 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSG to SDF?
A nonstop flight takes about 4h 21m 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 YSG to SDF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSG–SDF that never appear on search engines, with no booking fees.