Need help booking?
Unpublished phone-only deals available
ROC to GRM: distance & flight time
Rochester (Greater Rochester International Airport) → Grand Marais (Grand Marais Cook County Airport)
696 mi
1,119 km · 604 nm
1h 59m
estimated nonstop flight time
-1h
time difference · heading northwest
See live ROC→GRM fares Phone-only fares on this route — call free
Flight time details
696 miles nonstop takes roughly 1h 59m gate to gate, flying northwest. 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
- ROC — Greater Rochester International Airport · Rochester, 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 ROC
- BUF · Buffalo Niagara International Airport55 mi away
- IAG · Niagara Falls International Airport64 mi away
- YYZ · Lester B. Pearson International Airport106 mi away
- YTR · CFB Trenton69 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 ROC from GRM?
The flight distance from Rochester (ROC) to Grand Marais (GRM) is 696 miles (1,119 km, 604 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROC to GRM?
A nonstop flight takes about 1h 59m 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 Rochester and Grand Marais?
Grand Marais is 1 hour behind Rochester.
What is the cheapest way to fly from ROC to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROC–GRM that never appear on search engines, with no booking fees.