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GRM to CBM: distance & flight time
Grand Marais (Grand Marais Cook County Airport) → Colombus (Columbus Air Force Base)
986 mi
1,587 km · 857 nm
2h 37m
estimated nonstop flight time
Same time
time difference · heading south
See live GRM→CBM fares Phone-only fares on this route — call free
Flight time details
986 miles nonstop takes roughly 2h 37m gate to gate, flying south. 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
- GRM — Grand Marais Cook County Airport · Grand Marais, United States
- CBM — Columbus Air Force Base · Colombus, 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 CBM
- GTR · Golden Triangle Regional Airport16 mi away
- TUP · Tupelo Regional Airport47 mi away
- TCL · Tuscaloosa Regional Airport56 mi away
- UOX · University Oxford Airport81 mi away
Frequently asked questions
How far is GRM from CBM?
The flight distance from Grand Marais (GRM) to Colombus (CBM) is 986 miles (1,587 km, 857 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRM to CBM?
A nonstop flight takes about 2h 37m 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 GRM to CBM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRM–CBM that never appear on search engines, with no booking fees.