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ISM to GRM: distance & flight time
Kissimmee (Kissimmee Gateway Airport) → Grand Marais (Grand Marais Cook County Airport)
1,433 mi
2,307 km · 1,246 nm
3h 35m
estimated nonstop flight time
-1h
time difference · heading north
See live ISM→GRM fares Phone-only fares on this route — call free
Flight time details
1,433 miles nonstop takes roughly 3h 35m gate to gate, flying north. 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
- ISM — Kissimmee Gateway Airport · Kissimmee, United States
- GRM — Grand Marais Cook County Airport · Grand Marais, 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 ISM
- MCO · Orlando International Airport12 mi away
- ORL · Orlando Executive Airport19 mi away
- GIF · Winter Haven Regional Airport - Gilbert Field25 mi away
- TPA · Tampa International Airport70 mi away
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
Frequently asked questions
How far is ISM from GRM?
The flight distance from Kissimmee (ISM) to Grand Marais (GRM) is 1,433 miles (2,307 km, 1,246 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISM to GRM?
A nonstop flight takes about 3h 35m 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 Kissimmee and Grand Marais?
Grand Marais is 1 hour behind Kissimmee.
What is the cheapest way to fly from ISM to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISM–GRM that never appear on search engines, with no booking fees.