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GRS to PTK: distance & flight time
Grosseto (Grosseto Air Base) → Pontiac (Oakland County International Airport)
4,512 mi
7,261 km · 3,921 nm
9h 19m
estimated nonstop flight time
-6h
time difference · heading northwest
See live GRS→PTK fares Phone-only fares on this route — call free
Flight time details
4,512 miles nonstop takes roughly 9h 19m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- GRS — Grosseto Air Base · Grosseto, Italy
- PTK — Oakland County International Airport · Pontiac, United States
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 GRS
- SAY · Siena-Ampugnano Airport36 mi away
- EBA · Marina Di Campo Airport42 mi away
- FCO · Leonardo da Vinci–Fiumicino Airport89 mi away
- PSA · Pisa International Airport72 mi away
Near PTK
Frequently asked questions
How far is GRS from PTK?
The flight distance from Grosseto (GRS) to Pontiac (PTK) is 4,512 miles (7,261 km, 3,921 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRS to PTK?
A nonstop flight takes about 9h 19m 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 Grosseto and Pontiac?
Pontiac is 6 hours behind Grosseto.
What is the cheapest way to fly from GRS to PTK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRS–PTK that never appear on search engines, with no booking fees.