# Distance between Lannion (LAI) and Alderney (ACI)

Flight distance from Lannion to Alderney (Lannion – Côte de Granit Airport – Alderney Airport) is 87 miles / 140 kilometers / 76 nautical miles. Estimated flight time is 39 minutes.

Driving distance from Lannion (LAI) to Alderney (ACI) is 190 miles / 306 kilometers and travel time by car is about 4 hours 39 minutes.

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

Shortest flight path between Lannion – Côte de Granit Airport (LAI) and Alderney Airport (ACI).

## How far is Alderney from Lannion?

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

Vincenty's formula (applied above)
• 86.953 miles
• 139.938 kilometers
• 75.560 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
• 86.832 miles
• 139.742 kilometers
• 75.455 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 Alderney Airport
City: Alderney
Country: Guernsey
IATA Code: ACI
ICAO Code: EGJA
Coordinates: 49°42′21″N, 2°12′52″W

## Time difference and current local times

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

CET

GMT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 38 kg (83 pounds).

## Frequent Flyer Miles Calculator

Lannion (LAI) → Alderney (ACI).

Distance:
87
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
87

Round trip?