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GRF to OOM: distance & flight time
Fort Lewis (Gray Army Air Field) → Cooma (Cooma Snowy Mountains Airport)
7,928 mi
12,760 km · 6,890 nm
16h 1m
estimated nonstop flight time
+17h
time difference · heading southwest
See live GRF→OOM fares Phone-only fares on this route — call free
Flight time details
7,928 miles nonstop takes roughly 16h 1m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- OOM — Cooma Snowy Mountains Airport · Cooma, Australia
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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Near OOM
- CYG · Corryong Airport61 mi away
- MIM · Merimbula Airport66 mi away
- CBR · Canberra International Airport70 mi away
- MYA · Moruya Airport71 mi away
Frequently asked questions
How far is GRF from OOM?
The flight distance from Fort Lewis (GRF) to Cooma (OOM) is 7,928 miles (12,760 km, 6,890 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to OOM?
A nonstop flight takes about 16h 1m 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 Fort Lewis and Cooma?
Cooma is 17 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to OOM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–OOM that never appear on search engines, with no booking fees.