Need help booking?
Unpublished phone-only deals available
YIF to CYS: distance & flight time
St-Augustin (St Augustin Airport) → Cheyenne (Cheyenne Regional Jerry Olson Field)
2,273 mi
3,657 km · 1,975 nm
4h 55m
estimated nonstop flight time
-2h
time difference · heading west
See live YIF→CYS fares Phone-only fares on this route — call free
Flight time details
2,273 miles nonstop takes roughly 4h 55m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- YIF — St Augustin Airport · St-Augustin, Canada
- 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 YIF
- ZLT · La Tabatière Airport30 mi away
- ZTB · Tête-à-la-Baleine Airport49 mi away
- YBX · Lourdes de Blanc Sablon Airport66 mi away
- YHR · Chevery Airport67 mi away
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 YIF from CYS?
The flight distance from St-Augustin (YIF) to Cheyenne (CYS) is 2,273 miles (3,657 km, 1,975 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YIF to CYS?
A nonstop flight takes about 4h 55m 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 St-Augustin and Cheyenne?
Cheyenne is 2 hours behind St-Augustin.
What is the cheapest way to fly from YIF to CYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YIF–CYS that never appear on search engines, with no booking fees.