How far is Hilo, HI, from Portsmouth, NH?

The distance between Portsmouth (Portsmouth International Airport at Pease) and Hilo (Hilo International Airport) is 5021 miles / 8081 kilometers / 4363 nautical miles.

Distance from Portsmouth to Hilo

There are several ways to calculate the distance from Portsmouth to Hilo. Here are two standard methods:

Vincenty's formula (applied above)

• 5021.121 miles
• 8080.711 kilometers
• 4363.235 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

• 5013.600 miles
• 8068.607 kilometers
• 4356.699 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 Portsmouth to Hilo?

The estimated flight time from Portsmouth International Airport at Pease to Hilo International Airport is 10 hours and 0 minutes.

What is the time difference between Portsmouth and Hilo?

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

Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Hilo International Airport (ITO)

On average, flying from Portsmouth to Hilo generates about 587 kg of CO2 per passenger, and 587 kilograms equals 1 293 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Portsmouth to Hilo

See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Hilo International Airport (ITO).

Airport information

Origin	Portsmouth International Airport at Pease
City:	Portsmouth, NH
Country:	United States
IATA Code:	PSM
ICAO Code:	KPSM
Coordinates:	43°4′40″N, 70°49′23″W

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