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LNR to GRM: distance & flight time
Lone Rock (Tri-County Regional Airport) → Grand Marais (Grand Marais Cook County Airport)
320 mi
515 km · 278 nm
1h 18m
estimated nonstop flight time
Same time
time difference · heading north
See live LNR→GRM fares Phone-only fares on this route — call free
Flight time details
320 miles nonstop takes roughly 1h 18m gate to gate, flying north. 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
- LNR — Tri-County Regional Airport · Lone Rock, 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 LNR
- MSN · Dane County Regional Truax Field43 mi away
- PCD · Prairie Du Chien Municipal Airport49 mi away
- VOK · Volk Field50 mi away
- DBQ · Dubuque Regional Airport62 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 LNR from GRM?
The flight distance from Lone Rock (LNR) to Grand Marais (GRM) is 320 miles (515 km, 278 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LNR to GRM?
A nonstop flight takes about 1h 18m 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 LNR to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LNR–GRM that never appear on search engines, with no booking fees.