# Distance between Ulanhot (HLH) and Zhaotong (ZAT)

Flight distance from Ulanhot to Zhaotong (Ulanhot Airport – Zhaotong Airport) is 1635 miles / 2631 kilometers / 1421 nautical miles. Estimated flight time is 3 hours 35 minutes.

Driving distance from Ulanhot (HLH) to Zhaotong (ZAT) is 1965 miles / 3162 kilometers and travel time by car is about 34 hours 20 minutes.

## Map of flight path and driving directions from Ulanhot to Zhaotong.

Shortest flight path between Ulanhot Airport (HLH) and Zhaotong Airport (ZAT).

## How far is Zhaotong from Ulanhot?

There are several ways to calculate distances between Ulanhot and Zhaotong. Here are two common methods:

Vincenty's formula (applied above)
• 1635.023 miles
• 2631.314 kilometers
• 1420.796 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
• 1635.648 miles
• 2632.321 kilometers
• 1421.339 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 Ulanhot Airport
City: Ulanhot
Country: China
IATA Code: HLH
ICAO Code: ZBUL
Coordinates: 46°4′58″N, 122°1′1″E

B Zhaotong Airport
City: Zhaotong
Country: China
IATA Code: ZAT
ICAO Code: ZPZT
Coordinates: 27°19′32″N, 103°45′17″E

## Time difference and current local times

There is no time difference between Ulanhot and Zhaotong.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 188 kg (415 pounds).

## Frequent Flyer Miles Calculator

Ulanhot (HLH) → Zhaotong (ZAT).

Distance:
1635
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1635

Round trip?