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SPF to YSL: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → St Leonard (St Leonard Airport)
1,725 mi
2,777 km · 1,499 nm
3h 51m
estimated nonstop flight time
—
time difference · heading east
See live SPF→YSL fares Phone-only fares on this route — call free
Flight time details
1,725 miles nonstop takes roughly 3h 51m gate to gate, flying east. 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
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- YSL — St Leonard Airport · St Leonard, 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 SPF
- RCA · Ellsworth Air Force Base41 mi away
- RAP · Rapid City Regional Airport47 mi away
- GCC · Gillette Campbell County Airport87 mi away
- CDR · Chadron Municipal Airport119 mi away
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
Frequently asked questions
How far is SPF from YSL?
The flight distance from Spearfish-South Dakota (SPF) to St Leonard (YSL) is 1,725 miles (2,777 km, 1,499 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to YSL?
A nonstop flight takes about 3h 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 SPF to YSL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–YSL that never appear on search engines, with no booking fees.