How far is Cheyenne, WY, from St Louis, MO?
The distance between St Louis (St. Louis Lambert International Airport) and Cheyenne (Cheyenne Regional Airport) is 784 miles / 1261 kilometers / 681 nautical miles.
The driving distance from St Louis (STL) to Cheyenne (CYS) is 872 miles / 1404 kilometers, and travel time by car is about 15 hours 33 minutes.
St. Louis Lambert International Airport – Cheyenne Regional Airport
Search flights
Distance from St Louis to Cheyenne
There are several ways to calculate the distance from St Louis to Cheyenne. Here are two standard methods:
Vincenty's formula (applied above)- 783.628 miles
- 1261.127 kilometers
- 680.954 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 781.810 miles
- 1258.202 kilometers
- 679.375 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from St Louis to Cheyenne?
The estimated flight time from St. Louis Lambert International Airport to Cheyenne Regional Airport is 1 hour and 59 minutes.
What is the time difference between St Louis and Cheyenne?
The time difference between St Louis and Cheyenne is 1 hour. Cheyenne is 1 hour behind St Louis.
Flight carbon footprint between St. Louis Lambert International Airport (STL) and Cheyenne Regional Airport (CYS)
On average, flying from St Louis to Cheyenne generates about 133 kg of CO2 per passenger, and 133 kilograms equals 294 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from St Louis to Cheyenne
See the map of the shortest flight path between St. Louis Lambert International Airport (STL) and Cheyenne Regional Airport (CYS).
Airport information
| Origin | St. Louis Lambert International Airport |
|---|---|
| City: | St Louis, MO |
| Country: | United States  |
| IATA Code: | STL |
| ICAO Code: | KSTL |
| Coordinates: | 38°44′55″N, 90°22′12″W |
| Destination | Cheyenne Regional Airport |
|---|---|
| City: | Cheyenne, WY |
| Country: | United States |
| IATA Code: | CYS |
| ICAO Code: | KCYS |
| Coordinates: | 41°9′20″N, 104°48′43″W |