Need help booking?
Unpublished phone-only deals available
CGN to GNB: distance & flight time
Cologne (Cologne Bonn Airport) → Grenoble (Grenoble-Isère Airport)
389 mi
626 km · 338 nm
1h 29m
estimated nonstop flight time
Same time
time difference · heading south
See live CGN→GNB fares Phone-only fares on this route — call free
Flight time details
389 miles nonstop takes roughly 1h 29m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- CGN — Cologne Bonn Airport · Cologne, Germany
- 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 CGN
- BNJ · Bonn-Hangelar Airport7 mi away
- DUS · Düsseldorf Airport34 mi away
- MGL · Mönchengladbach Airport37 mi away
- ESS · Essen Mulheim Airport38 mi away
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 CGN from GNB?
The flight distance from Cologne (CGN) to Grenoble (GNB) is 389 miles (626 km, 338 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CGN to GNB?
A nonstop flight takes about 1h 29m 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 cheapest way to fly from CGN to GNB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CGN–GNB that never appear on search engines, with no booking fees.