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FNL to SPF: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
285 mi
459 km · 248 nm
1h 13m
estimated nonstop flight time
Same time
time difference · heading north
See live FNL→SPF fares Phone-only fares on this route — call free
Flight time details
285 miles nonstop takes roughly 1h 13m gate to gate, flying north. 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
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- 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 FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 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 FNL from SPF?
The flight distance from Fort Collins (FNL) to Spearfish-South Dakota (SPF) is 285 miles (459 km, 248 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to SPF?
A nonstop flight takes about 1h 13m 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 FNL to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–SPF that never appear on search engines, with no booking fees.