Need help booking?
Unpublished phone-only deals available
GNB to ACI: distance & flight time
Grenoble (Grenoble-Isère Airport) → Alderney (Alderney Airport)
462 mi
744 km · 402 nm
1h 28m
estimated nonstop flight time
-1h
time difference · heading northwest
See live GNB→ACI fares Phone-only fares on this route — call free
Flight time details
462 miles nonstop takes roughly 1h 28m 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
- GNB — Grenoble-Isère Airport · Grenoble, France
- ACI — Alderney Airport · Alderney, Guernsey
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 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
Near ACI
- GCI · Guernsey Airport26 mi away
- JER · Jersey Airport34 mi away
- CER · Cherbourg-Maupertus Airport34 mi away
- GFR · Granville Airport64 mi away
Frequently asked questions
How far is GNB from ACI?
The flight distance from Grenoble (GNB) to Alderney (ACI) is 462 miles (744 km, 402 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GNB to ACI?
A nonstop flight takes about 1h 28m 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 Grenoble and Alderney?
Alderney is 1 hour behind Grenoble.
What is the cheapest way to fly from GNB to ACI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GNB–ACI that never appear on search engines, with no booking fees.