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LAI to CYS: distance & flight time
Lannion (Lannion-Côte de Granit Airport) → Cheyenne (Cheyenne Regional Jerry Olson Field)
4,601 mi
7,405 km · 3,998 nm
9h 29m
estimated nonstop flight time
-8h
time difference · heading northwest
See live LAI→CYS fares Phone-only fares on this route — call free
Flight time details
4,601 miles nonstop takes roughly 9h 29m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- LAI — Lannion-Côte de Granit Airport · Lannion, France
- 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 LAI
- MXN · Morlaix-Ploujean Airport19 mi away
- SBK · Saint-Brieuc-Armor Airport32 mi away
- LDV · Landivisiau Air Base35 mi away
- BES · Brest Bretagne Airport48 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 LAI from CYS?
The flight distance from Lannion (LAI) to Cheyenne (CYS) is 4,601 miles (7,405 km, 3,998 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAI to CYS?
A nonstop flight takes about 9h 29m 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 Lannion and Cheyenne?
Cheyenne is 8 hours behind Lannion.
What is the cheapest way to fly from LAI to CYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAI–CYS that never appear on search engines, with no booking fees.