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SPF to YQS: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → St Thomas (St Thomas Municipal Airport)
1,136 mi
1,829 km · 988 nm
2h 56m
estimated nonstop flight time
—
time difference · heading east
See live SPF→YQS fares Phone-only fares on this route — call free
Flight time details
1,136 miles nonstop takes roughly 2h 56m 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
- YQS — St Thomas Municipal Airport · St Thomas, 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 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
Frequently asked questions
How far is SPF from YQS?
The flight distance from Spearfish-South Dakota (SPF) to St Thomas (YQS) 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 SPF to YQS?
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 SPF to YQS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–YQS that never appear on search engines, with no booking fees.