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CYS to CIA: distance & flight time
Cheyenne (Cheyenne Regional Jerry Olson Field) → Rome (Ciampino–G. B. Pastine International Airport)
5,501 mi
8,853 km · 4,780 nm
11h 15m
estimated nonstop flight time
+8h
time difference · heading northeast
See live CYS→CIA fares Phone-only fares on this route — call free
Flight time details
5,501 miles nonstop takes roughly 11h 15m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
- CIA — Ciampino–G. B. Pastine International Airport · Rome, Italy
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 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
Near CIA
Frequently asked questions
How far is CYS from CIA?
The flight distance from Cheyenne (CYS) to Rome (CIA) 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 CYS to CIA?
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 Cheyenne and Rome?
Rome is 8 hours ahead of Cheyenne.
What is the cheapest way to fly from CYS to CIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYS–CIA that never appear on search engines, with no booking fees.