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CYS to STL: distance & flight time
Cheyenne (Cheyenne Regional Jerry Olson Field) → St. Louis (St Louis Lambert International Airport)
782 mi
1,258 km · 679 nm
2h 10m
estimated nonstop flight time
+1h
time difference · heading east
See live CYS→STL fares Phone-only fares on this route — call free
Flight time details
782 miles nonstop takes roughly 2h 10m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
- STL — St Louis Lambert International Airport · St. Louis, 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 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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Frequently asked questions
How far is CYS from STL?
The flight distance from Cheyenne (CYS) to St. Louis (STL) is 782 miles (1,258 km, 679 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYS to STL?
A nonstop flight takes about 2h 10m 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 St. Louis?
St. Louis is 1 hour ahead of Cheyenne.
What is the cheapest way to fly from CYS to STL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYS–STL that never appear on search engines, with no booking fees.