How far is Ulsan from Tehran?

The distance between Tehran (Mehrabad International Airport) and Ulsan (Ulsan Airport) is 4262 miles / 6859 kilometers / 3704 nautical miles.

The driving distance from Tehran (THR) to Ulsan (USN) is 5206 miles / 8378 kilometers, and travel time by car is about 110 hours 39 minutes.

Distance from Tehran to Ulsan

There are several ways to calculate the distance from Tehran to Ulsan. Here are two standard methods:

Vincenty's formula (applied above)

• 4262.065 miles
• 6859.128 kilometers
• 3703.633 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

• 4252.529 miles
• 6843.783 kilometers
• 3695.347 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 Tehran to Ulsan?

The estimated flight time from Mehrabad International Airport to Ulsan Airport is 8 hours and 34 minutes.

What is the time difference between Tehran and Ulsan?

The time difference between Tehran and Ulsan is 5 hours 30 minutes. Ulsan is 5 hours 30 minutes ahead of Tehran.

Flight carbon footprint between Mehrabad International Airport (THR) and Ulsan Airport (USN)

On average, flying from Tehran to Ulsan generates about 489 kg of CO2 per passenger, and 489 kilograms equals 1 079 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Tehran to Ulsan

See the map of the shortest flight path between Mehrabad International Airport (THR) and Ulsan Airport (USN).

Airport information

Origin	Mehrabad International Airport
City:	Tehran
Country:	Iran
IATA Code:	THR
ICAO Code:	OIII
Coordinates:	35°41′21″N, 51°18′48″E

Destination	Ulsan Airport
City:	Ulsan
Country:	South Korea
IATA Code:	USN
ICAO Code:	RKPU
Coordinates:	35°35′36″N, 129°21′7″E