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SPF to SFF: distance & flight time
Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field) → Spokane (Felts Field)
685 mi
1,102 km · 595 nm
1h 57m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SPF→SFF fares Phone-only fares on this route — call free
Flight time details
685 miles nonstop takes roughly 1h 57m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SPF — Black Hills Airport-Clyde Ice Field · Spearfish-South Dakota, United States
- SFF — Felts Field · Spokane, 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 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 SFF
- GEG · Spokane International Airport11 mi away
- SKA · Fairchild Air Force Base16 mi away
- COE · Coeur D'Alene - Pappy Boyington Field24 mi away
- PUW · Pullman Moscow Regional Airport66 mi away
Frequently asked questions
How far is SPF from SFF?
The flight distance from Spearfish-South Dakota (SPF) to Spokane (SFF) is 685 miles (1,102 km, 595 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SPF to SFF?
A nonstop flight takes about 1h 57m 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 time difference between Spearfish-South Dakota and Spokane?
Spokane is 1 hour behind Spearfish-South Dakota.
What is the cheapest way to fly from SPF to SFF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SPF–SFF that never appear on search engines, with no booking fees.