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RNN to GRM: distance & flight time
Ronne (Bornholm Airport) → Grand Marais (Grand Marais Cook County Airport)
4,112 mi
6,618 km · 3,574 nm
8h 32m
estimated nonstop flight time
-7h
time difference · heading northwest
See live RNN→GRM fares Phone-only fares on this route — call free
Flight time details
4,112 miles nonstop takes roughly 8h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- RNN — Bornholm Airport · Ronne, Denmark
- 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 RNN
- MMX · Malmö Sturup Airport63 mi away
- KID · Kristianstad Airport65 mi away
- GTI · Rügen Airport74 mi away
- PEF · Peenemünde Airport74 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 RNN from GRM?
The flight distance from Ronne (RNN) to Grand Marais (GRM) is 4,112 miles (6,618 km, 3,574 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RNN to GRM?
A nonstop flight takes about 8h 32m 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 Ronne and Grand Marais?
Grand Marais is 7 hours behind Ronne.
What is the cheapest way to fly from RNN to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RNN–GRM that never appear on search engines, with no booking fees.