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YCM to GRM: distance & flight time
Saint Catherines (Niagara District Airport) → Grand Marais (Grand Marais Cook County Airport)
630 mi
1,013 km · 547 nm
1h 50m
estimated nonstop flight time
-1h
time difference · heading northwest
See live YCM→GRM fares Phone-only fares on this route — call free
Flight time details
630 miles nonstop takes roughly 1h 50m 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
- YCM — Niagara District Airport · Saint Catherines, Canada
- 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 YCM
- YYZ · Lester B. Pearson International Airport41 mi away
- IAG · Niagara Falls International Airport13 mi away
- BUF · Buffalo Niagara International Airport28 mi away
- DU9 · Dunnville Airport31 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 YCM from GRM?
The flight distance from Saint Catherines (YCM) to Grand Marais (GRM) is 630 miles (1,013 km, 547 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YCM to GRM?
A nonstop flight takes about 1h 50m 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 Saint Catherines and Grand Marais?
Grand Marais is 1 hour behind Saint Catherines.
What is the cheapest way to fly from YCM to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YCM–GRM that never appear on search engines, with no booking fees.