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CYS to IAG: distance & flight time
Cheyenne (Cheyenne Regional Jerry Olson Field) → Niagara Falls (Niagara Falls International Airport)
1,327 mi
2,135 km · 1,153 nm
3h 21m
estimated nonstop flight time
+2h
time difference · heading east
See live CYS→IAG fares Phone-only fares on this route — call free
Flight time details
1,327 miles nonstop takes roughly 3h 21m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- CYS — Cheyenne Regional Jerry Olson Field · Cheyenne, United States
- IAG — Niagara Falls International Airport · Niagara Falls, 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 IAG
- YYZ · Lester B. Pearson International Airport52 mi away
- YCM · Niagara District Airport13 mi away
- BUF · Buffalo Niagara International Airport16 mi away
- DU9 · Dunnville Airport37 mi away
Frequently asked questions
How far is CYS from IAG?
The flight distance from Cheyenne (CYS) to Niagara Falls (IAG) is 1,327 miles (2,135 km, 1,153 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CYS to IAG?
A nonstop flight takes about 3h 21m 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 Niagara Falls?
Niagara Falls is 2 hours ahead of Cheyenne.
What is the cheapest way to fly from CYS to IAG?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CYS–IAG that never appear on search engines, with no booking fees.