# Distance between Huntsville, AL (HSV) and Hilo, HI (ITO)

Flight distance from Huntsville to Hilo (Huntsville International Airport – Hilo International Airport) is 4250 miles / 6839 kilometers / 3693 nautical miles. Estimated flight time is 8 hours 32 minutes.

## Map of flight path from Huntsville to Hilo.

Shortest flight path between Huntsville International Airport (HSV) and Hilo International Airport (ITO).

## How far is Hilo from Huntsville?

There are several ways to calculate distances between Huntsville and Hilo. Here are two common methods:

Vincenty's formula (applied above)
• 4249.529 miles
• 6838.953 kilometers
• 3692.739 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
• 4243.159 miles
• 6828.702 kilometers
• 3687.204 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 Huntsville International Airport
City: Huntsville, AL
Country: United States
IATA Code: HSV
ICAO Code: KHSV
Coordinates: 34°38′13″N, 86°46′30″W

B Hilo International Airport
City: Hilo, HI
Country: United States
IATA Code: ITO
ICAO Code: PHTO
Coordinates: 19°43′17″N, 155°2′52″W

## Time difference and current local times

The time difference between Huntsville and Hilo is 5 hours. Hilo is 5 hours behind Huntsville.

CDT

HST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 488 kg (1 075 pounds).

## Frequent Flyer Miles Calculator

Huntsville (HSV) → Hilo (ITO).

Distance:
4250
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
4250

Round trip?