# How far is Roatan from Guanaja?

The distance between Guanaja (Guanaja Airport) and Roatan (Juan Manuel Gálvez International Airport) is 42 miles / 67 kilometers / 36 nautical miles.

The driving distance from Guanaja (GJA) to Roatan (RTB) is 24 miles / 38 kilometers, and travel time by car is about 48 minutes.

42
Miles
67
Kilometers
36
Nautical miles

## Distance from Guanaja to Roatan

There are several ways to calculate the distance from Guanaja to Roatan. Here are two standard methods:

Vincenty's formula (applied above)
• 41.862 miles
• 67.370 kilometers
• 36.377 nautical miles

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

Haversine formula
• 41.815 miles
• 67.295 kilometers
• 36.337 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).

## How long does it take to fly from Guanaja to Roatan?

The estimated flight time from Guanaja Airport to Juan Manuel Gálvez International Airport is 34 minutes.

## Flight carbon footprint between Guanaja Airport (GJA) and Juan Manuel Gálvez International Airport (RTB)

On average, flying from Guanaja to Roatan generates about 31 kg of CO2 per passenger, and 31 kilograms equals 69 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Guanaja to Roatan

See the map of the shortest flight path between Guanaja Airport (GJA) and Juan Manuel Gálvez International Airport (RTB).

## Airport information

Origin Guanaja Airport
City: Guanaja
Country: Honduras
IATA Code: GJA
ICAO Code: MHNJ
Coordinates: 16°26′43″N, 85°54′23″W
Destination Juan Manuel Gálvez International Airport
City: Roatan
Country: Honduras
IATA Code: RTB
ICAO Code: MHRO
Coordinates: 16°19′0″N, 86°31′22″W