Need help booking?
Unpublished phone-only deals available
CMH to GNB: distance & flight time
Columbus (John Glenn Columbus International Airport) → Grenoble (Grenoble-Isère Airport)
4,263 mi
6,861 km · 3,705 nm
8h 50m
estimated nonstop flight time
+6h
time difference · heading northeast
See live CMH→GNB fares Phone-only fares on this route — call free
Flight time details
4,263 miles nonstop takes roughly 8h 50m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- CMH — John Glenn Columbus International Airport · Columbus, United States
- GNB — Grenoble-Isère Airport · Grenoble, France
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 CMH
Near GNB
- LYS · Lyon Saint-Exupéry Airport28 mi away
- LYN · Lyon-Bron Airport31 mi away
- CMF · Chambéry-Savoie Airport33 mi away
- VAF · Valence-Chabeuil Airport35 mi away
Frequently asked questions
How far is CMH from GNB?
The flight distance from Columbus (CMH) to Grenoble (GNB) is 4,263 miles (6,861 km, 3,705 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CMH to GNB?
A nonstop flight takes about 8h 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 Columbus and Grenoble?
Grenoble is 6 hours ahead of Columbus.
What is the cheapest way to fly from CMH to GNB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CMH–GNB that never appear on search engines, with no booking fees.