# Distance between Lannion (LAI) and Guernsey (GCI)

Flight distance from Lannion to Guernsey (Lannion – Côte de Granit Airport – Guernsey Airport) is 61 miles / 99 kilometers / 53 nautical miles. Estimated flight time is 36 minutes.

Driving distance from Lannion (LAI) to Guernsey (GCI) is 165 miles / 266 kilometers and travel time by car is about 3 hours 48 minutes.

## Map of flight path and driving directions from Lannion to Guernsey.

Shortest flight path between Lannion – Côte de Granit Airport (LAI) and Guernsey Airport (GCI).

## How far is Guernsey from Lannion?

There are several ways to calculate distances between Lannion and Guernsey. Here are two common methods:

Vincenty's formula (applied above)
• 61.397 miles
• 98.809 kilometers
• 53.352 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 61.315 miles
• 98.676 kilometers
• 53.281 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

## Airport information

A Lannion – Côte de Granit Airport
City: Lannion
Country: France
IATA Code: LAI
ICAO Code: LFRO
Coordinates: 48°45′15″N, 3°28′17″W

B Guernsey Airport
City: Guernsey
Country: Guernsey
IATA Code: GCI
ICAO Code: EGJB
Coordinates: 49°26′6″N, 2°36′7″W

## Time difference and current local times

The time difference between Lannion and Guernsey is 1 hour. Guernsey is 1 hour behind Lannion.

CET

GMT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 34 kg (75 pounds).

## Frequent Flyer Miles Calculator

Lannion (LAI) → Guernsey (GCI).

Distance:
61
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
61

Round trip?