Air Miles Calculator

Distance between Tehran (THR) and Semnan (SNX)

Flight distance from Tehran to Semnan (Mehrabad International Airport – Semnan Municipal Airport) is 123 miles / 198 kilometers / 107 nautical miles. Estimated flight time is 43 minutes.

Driving distance from Tehran (THR) to Semnan (SNX) is 150 miles / 241 kilometers and travel time by car is about 2 hours 51 minutes.

Map of flight path and driving directions from Tehran to Semnan.

Shortest flight path between Mehrabad International Airport (THR) and Semnan Municipal Airport (SNX).

How far is Semnan from Tehran?

There are several ways to calculate distances between Tehran and Semnan. Here are two common methods:

Vincenty's formula (applied above)
  • 122.966 miles
  • 197.895 kilometers
  • 106.855 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
  • 122.691 miles
  • 197.452 kilometers
  • 106.615 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 Mehrabad International Airport
City: Tehran
Country: Iran Flag of Iran
IATA Code: THR
ICAO Code: OIII
Coordinates: 35°41′21″N, 51°18′48″E

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

Time difference and current local times

There is no time difference between Tehran and Semnan.

Time Difference

Tehran

 +0330

Semnan

 +0330

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 43 kg (95 pounds).

Frequent Flyer Miles Calculator

Tehran (THR) → Semnan (SNX).

Distance:
123
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
123

Round trip?