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GRS to CPR: distance & flight time
Grosseto (Grosseto Air Base) → Casper (Casper-Natrona County International Airport)
5,366 mi
8,636 km · 4,663 nm
10h 59m
estimated nonstop flight time
-8h
time difference · heading northwest
See live GRS→CPR fares Phone-only fares on this route — call free
Flight time details
5,366 miles nonstop takes roughly 10h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- GRS — Grosseto Air Base · Grosseto, Italy
- CPR — Casper-Natrona County International Airport · Casper, 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 CPR
- RWL · Rawlins Municipal Airport/Harvey Field85 mi away
- RIW · Riverton Regional Airport101 mi away
- SAA · Shively Field103 mi away
- WRL · Worland Municipal Airport104 mi away
Frequently asked questions
How far is GRS from CPR?
The flight distance from Grosseto (GRS) to Casper (CPR) is 5,366 miles (8,636 km, 4,663 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRS to CPR?
A nonstop flight takes about 10h 59m 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 Casper?
Casper is 8 hours behind Grosseto.
What is the cheapest way to fly from GRS to CPR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRS–CPR that never appear on search engines, with no booking fees.