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YQS to SPF: distance & flight time
St Thomas (St Thomas Municipal Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
1,136 mi
1,829 km · 988 nm
2h 56m
estimated nonstop flight time
—
time difference · heading west
See live YQS→SPF fares Phone-only fares on this route — call free
Flight time details
1,136 miles nonstop takes roughly 2h 56m gate to gate, flying west. 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
- YQS — St Thomas Municipal Airport · St Thomas, Canada
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, 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 YQS
- YXU · London Airport18 mi away
- YCE · Centralia / James T. Field Memorial Aerodrome41 mi away
- YYZ · Lester B. Pearson International Airport97 mi away
- YKF · Waterloo Airport60 mi away
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
Frequently asked questions
How far is YQS from SPF?
The flight distance from St Thomas (YQS) to Spearfish-South Dakota (SPF) is 1,136 miles (1,829 km, 988 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQS to SPF?
A nonstop flight takes about 2h 56m 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 YQS to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQS–SPF that never appear on search engines, with no booking fees.