Need help booking?
Unpublished phone-only deals available
GRM to SKY: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Sandusky (Griffing Sandusky Airport)
583 mi
938 km · 506 nm
1h 44m
estimated nonstop flight time
+1h
time difference · heading southeast
See live GRM→SKY fares Phone-only fares on this route — call free
Flight time details
583 miles nonstop takes roughly 1h 44m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- SKY — Griffing Sandusky Airport · Sandusky, 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 SKY
- DTW · Detroit Metropolitan Wayne County Airport65 mi away
- CLE · Cleveland Hopkins International Airport42 mi away
- MFD · Mansfield Lahm Regional Airport43 mi away
- GQQ · Galion Municipal Airport47 mi away
Frequently asked questions
How far is GRM from SKY?
The flight distance from Grand Marais (GRM) to Sandusky (SKY) is 583 miles (938 km, 506 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to SKY?
A nonstop flight takes about 1h 44m 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 Sandusky?
Sandusky is 1 hour ahead of Grand Marais.
What is the cheapest way to fly from GRM to SKY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–SKY that never appear on search engines, with no booking fees.