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KOS to LAI: distance & flight time
Sihanoukville (Sihanoukville International Airport) → Lannion (Lannion-Côte de Granit Airport)
6,427 mi
10,343 km · 5,585 nm
13h 4m
estimated nonstop flight time
-5h
time difference · heading northwest
See live KOS→LAI fares Phone-only fares on this route — call free
Flight time details
6,427 miles nonstop takes roughly 13h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time set-back when reading arrival times on your ticket.
The two airports
- KOS — Sihanoukville International Airport · Sihanoukville, Cambodia
- LAI — Lannion-Côte de Granit Airport · Lannion, France
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 KOS
- PQC · Phu Quoc International Airport37 mi away
- PNH · Phnom Penh International Airport106 mi away
- VKG · Rach Gia Airport110 mi away
- KZC · Kampong Chhnang Airport132 mi away
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
Frequently asked questions
How far is KOS from LAI?
The flight distance from Sihanoukville (KOS) to Lannion (LAI) is 6,427 miles (10,343 km, 5,585 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KOS to LAI?
A nonstop flight takes about 13h 4m 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 Sihanoukville and Lannion?
Lannion is 5 hours behind Sihanoukville.
What is the cheapest way to fly from KOS to LAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KOS–LAI that never appear on search engines, with no booking fees.