Need help booking?
Unpublished phone-only deals available
CPR to GCI: distance & flight time
Casper (Casper-Natrona County International Airport) → Guernsey (Guernsey Airport)
4,576 mi
7,364 km · 3,976 nm
9h 26m
estimated nonstop flight time
+7h
time difference · heading northeast
See live CPR→GCI fares Phone-only fares on this route — call free
Flight time details
4,576 miles nonstop takes roughly 9h 26m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- CPR — Casper-Natrona County International Airport · Casper, United States
- GCI — Guernsey Airport · Guernsey, 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 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
Near GCI
- JER · Jersey Airport24 mi away
- ACI · Alderney Airport26 mi away
- CER · Cherbourg-Maupertus Airport53 mi away
- GFR · Granville Airport60 mi away
Frequently asked questions
How far is CPR from GCI?
The flight distance from Casper (CPR) to Guernsey (GCI) is 4,576 miles (7,364 km, 3,976 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPR to GCI?
A nonstop flight takes about 9h 26m 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 Casper and Guernsey?
Guernsey is 7 hours ahead of Casper.
What is the cheapest way to fly from CPR to GCI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPR–GCI that never appear on search engines, with no booking fees.