# Distance between Ulanhot (HLH) and Sylhet (ZYL)

Flight distance from Ulanhot to Sylhet (Ulanhot Airport – Osmani International Airport) is 2214 miles / 3563 kilometers / 1924 nautical miles. Estimated flight time is 4 hours 41 minutes.

Driving distance from Ulanhot (HLH) to Sylhet (ZYL) is 3404 miles / 5478 kilometers and travel time by car is about 61 hours 25 minutes.

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

Shortest flight path between Ulanhot Airport (HLH) and Osmani International Airport (ZYL).

## How far is Sylhet from Ulanhot?

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

Vincenty's formula (applied above)
• 2213.882 miles
• 3562.897 kilometers
• 1923.810 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
• 2213.160 miles
• 3561.736 kilometers
• 1923.183 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 Osmani International Airport
City: Sylhet
IATA Code: ZYL
ICAO Code: VGSY
Coordinates: 24°57′47″N, 91°52′0″E

## Time difference and current local times

The time difference between Ulanhot and Sylhet is 2 hours. Sylhet is 2 hours behind Ulanhot.

CST

+06

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 242 kg (533 pounds).

## Frequent Flyer Miles Calculator

Ulanhot (HLH) → Sylhet (ZYL).

Distance:
2214
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
2214

Round trip?