How far is Herat from Semnan?

The distance between Semnan (Semnan Municipal Airport) and Herat (Herat International Airport) is 505 miles / 812 kilometers / 439 nautical miles.

The driving distance from Semnan (SNX) to Herat (HEA) is 614 miles / 988 kilometers, and travel time by car is about 12 hours 20 minutes.

Distance from Semnan to Herat

There are several ways to calculate the distance from Semnan to Herat. Here are two standard methods:

Vincenty's formula (applied above)

• 504.850 miles
• 812.478 kilometers
• 438.703 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

• 503.815 miles
• 810.811 kilometers
• 437.803 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 Semnan to Herat?

The estimated flight time from Semnan Municipal Airport to Herat International Airport is 1 hour and 27 minutes.

What is the time difference between Semnan and Herat?

The time difference between Semnan and Herat is 1 hour. Herat is 1 hour ahead of Semnan.

Flight carbon footprint between Semnan Municipal Airport (SNX) and Herat International Airport (HEA)

On average, flying from Semnan to Herat generates about 99 kg of CO2 per passenger, and 99 kilograms equals 219 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Semnan to Herat

See the map of the shortest flight path between Semnan Municipal Airport (SNX) and Herat International Airport (HEA).

Airport information

Origin	Semnan Municipal Airport
City:	Semnan
Country:	Iran
IATA Code:	SNX
ICAO Code:	OIIS
Coordinates:	35°35′27″N, 53°29′42″E

Destination	Herat International Airport
City:	Herat
Country:	Afghanistan
IATA Code:	HEA
ICAO Code:	OAHR
Coordinates:	34°12′35″N, 62°13′41″E