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GRM to SPF: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Spearfish-South Dakota (Black Hills Airport-Clyde Ice Field)
681 mi
1,096 km · 592 nm
1h 57m
estimated nonstop flight time
-1h
time difference · heading west
See live GRM→SPF fares Phone-only fares on this route — call free
Flight time details
681 miles nonstop takes roughly 1h 57m gate to gate, flying west. 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
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 GRM
- YQT · Thunder Bay Airport61 mi away
- LYU · Ely Municipal Airport67 mi away
- YIB · Atikokan Municipal Airport87 mi away
- CMX · Houghton County Memorial Airport100 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 GRM from SPF?
The flight distance from Grand Marais (GRM) to Spearfish-South Dakota (SPF) is 681 miles (1,096 km, 592 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to SPF?
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 Grand Marais and Spearfish-South Dakota?
Spearfish-South Dakota is 1 hour behind Grand Marais.
What is the cheapest way to fly from GRM to SPF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–SPF that never appear on search engines, with no booking fees.