Need help booking?
Unpublished phone-only deals available
PTK to GNB: distance & flight time
Pontiac (Oakland County International Airport) → Grenoble (Grenoble-Isère Airport)
4,175 mi
6,719 km · 3,628 nm
8h 39m
estimated nonstop flight time
+6h
time difference · heading northeast
See live PTK→GNB fares Phone-only fares on this route — call free
Flight time details
4,175 miles nonstop takes roughly 8h 39m 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
- PTK — Oakland County International Airport · Pontiac, 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 PTK
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 PTK from GNB?
The flight distance from Pontiac (PTK) to Grenoble (GNB) is 4,175 miles (6,719 km, 3,628 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PTK to GNB?
A nonstop flight takes about 8h 39m 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 Pontiac and Grenoble?
Grenoble is 6 hours ahead of Pontiac.
What is the cheapest way to fly from PTK to GNB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PTK–GNB that never appear on search engines, with no booking fees.