Need help booking?
Unpublished phone-only deals available
LAI to FNL: distance & flight time
Lannion (Lannion-Côte de Granit Airport) → Fort Collins (Northern Colorado Regional Airport)
4,643 mi
7,473 km · 4,035 nm
9h 34m
estimated nonstop flight time
-8h
time difference · heading northwest
See live LAI→FNL fares Phone-only fares on this route — call free
Flight time details
4,643 miles nonstop takes roughly 9h 34m 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
- FNL — Northern Colorado Regional Airport · Fort Collins, 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 FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Frequently asked questions
How far is LAI from FNL?
The flight distance from Lannion (LAI) to Fort Collins (FNL) is 4,643 miles (7,473 km, 4,035 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAI to FNL?
A nonstop flight takes about 9h 34m 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 Fort Collins?
Fort Collins is 8 hours behind Lannion.
What is the cheapest way to fly from LAI to FNL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAI–FNL that never appear on search engines, with no booking fees.