CYS to DEN: Distance and Flight Time
The distance from Cheyenne Regional Jerry Olson Field (CYS) to Denver International Airport (DEN) is 145 km (90 mi). A typical nonstop flight covers it in about 40m, heading south. The distance is the same in either direction (DEN to CYS).
How far is it from Cheyenne to Denver?
The great-circle distance between Cheyenne Regional Jerry Olson Field (CYS) and Denver International Airport (DEN) is 145 km (90 mi, 78 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from CYS to DEN?
A nonstop flight typically takes about 40m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. DEN is roughly south of CYS.
How is the CYS to DEN route written in code?
The pair is written CYS-DEN in IATA codes and KCYS-KDEN in ICAO codes, the form used on a flight plan. Cheyenne Regional Jerry Olson Field is CYS (KCYS), Denver International Airport is DEN (KDEN).
| CYS | DEN | |
|---|---|---|
| Airport | Cheyenne Regional Jerry Olson Field | Denver International Airport |
| ICAO code | KCYS | KDEN |
| Country | United States | United States |
| Elevation | 6,159 ft | 5,431 ft |
| Rank by connections | #1248 | #15 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
DEN sits 728 ft (222 m) lower than CYS, which is a real difference in air density on takeoff.
Airlines flying CYS to DEN
1 airline appear on this route in the open route dataset, 1 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| ZK | Great Lakes Airlines | GLA | Lakes Air | Active |
A further 2 carriers sell this pair as a codeshare without operating it: F9, UA.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Cheyenne from Denver?
Cheyenne Regional Jerry Olson Field (CYS) and Denver International Airport (DEN) are 145 km (90 mi, 78 nautical miles) apart in a straight line.
How long is the flight from CYS to DEN?
A typical nonstop flight between CYS and DEN takes about 40m. Actual times vary with aircraft type, winds and routing.
What direction is DEN from CYS?
Denver International Airport (DEN) lies roughly south of Cheyenne Regional Jerry Olson Field (CYS).
Which airlines fly CYS to DEN?
1 airline appear on the CYS-DEN route in the open dataset, including Great Lakes Airlines.
Related routes
Other routes from Cheyenne (CYS):
Other routes from Denver (DEN):
CYS airport code · DEN airport code · Busiest airports worldwide