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OOM to GRM: distance & flight time
Cooma (Cooma Snowy Mountains Airport) → Grand Marais (Grand Marais Cook County Airport)
9,370 mi
15,079 km · 8,142 nm
18h 50m
estimated nonstop flight time
-15h
time difference · heading northeast
See live OOM→GRM fares Phone-only fares on this route — call free
Flight time details
9,370 miles nonstop takes roughly 18h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 15-hour time set-back when reading arrival times on your ticket.
The two airports
- OOM — Cooma Snowy Mountains Airport · Cooma, Australia
- 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 OOM
- CYG · Corryong Airport61 mi away
- MIM · Merimbula Airport66 mi away
- CBR · Canberra International Airport70 mi away
- MYA · Moruya Airport71 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 OOM from GRM?
The flight distance from Cooma (OOM) to Grand Marais (GRM) is 9,370 miles (15,079 km, 8,142 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OOM to GRM?
A nonstop flight takes about 18h 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 Cooma and Grand Marais?
Grand Marais is 15 hours behind Cooma.
What is the cheapest way to fly from OOM to GRM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OOM–GRM that never appear on search engines, with no booking fees.