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CIA to CYS: distance & flight time
Rome (Ciampino–G. B. Pastine International Airport) → Cheyenne (Cheyenne Regional Jerry Olson Field)
5,501 mi
8,853 km · 4,780 nm
11h 15m
estimated nonstop flight time
-8h
time difference · heading northwest
See live CIA→CYS fares Phone-only fares on this route — call free
Flight time details
5,501 miles nonstop takes roughly 11h 15m 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
- CIA — Ciampino–G. B. Pastine International Airport · Rome, Italy
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, 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 CIA
Near CYS
- LAR · Laramie Regional Airport46 mi away
- DEN · Denver International Airport90 mi away
- FNL · Northern Colorado Regional Airport50 mi away
- GXY · Greeley–Weld County Airport51 mi away
Frequently asked questions
How far is CIA from CYS?
The flight distance from Rome (CIA) to Cheyenne (CYS) is 5,501 miles (8,853 km, 4,780 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CIA to CYS?
A nonstop flight takes about 11h 15m 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 Rome and Cheyenne?
Cheyenne is 8 hours behind Rome.
What is the cheapest way to fly from CIA to CYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CIA–CYS that never appear on search engines, with no booking fees.