How far is Uliastai from Hat Yai?

The distance between Hat Yai (Hat Yai International Airport) and Uliastai (Donoi Airport) is 2818 miles / 4534 kilometers / 2448 nautical miles.

The driving distance from Hat Yai (HDY) to Uliastai (ULZ) is 4018 miles / 6467 kilometers, and travel time by car is about 83 hours 48 minutes.

Distance from Hat Yai to Uliastai

There are several ways to calculate the distance from Hat Yai to Uliastai. Here are two standard methods:

Vincenty's formula (applied above)

• 2817.516 miles
• 4534.353 kilometers
• 2448.355 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

• 2826.566 miles
• 4548.917 kilometers
• 2456.219 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 Hat Yai to Uliastai?

The estimated flight time from Hat Yai International Airport to Donoi Airport is 5 hours and 50 minutes.

What is the time difference between Hat Yai and Uliastai?

There is no time difference between Hat Yai and Uliastai.

Flight carbon footprint between Hat Yai International Airport (HDY) and Donoi Airport (ULZ)

On average, flying from Hat Yai to Uliastai generates about 313 kg of CO2 per passenger, and 313 kilograms equals 689 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Hat Yai to Uliastai

See the map of the shortest flight path between Hat Yai International Airport (HDY) and Donoi Airport (ULZ).

Airport information

Origin	Hat Yai International Airport
City:	Hat Yai
Country:	Thailand
IATA Code:	HDY
ICAO Code:	VTSS
Coordinates:	6°55′59″N, 100°23′34″E

Destination	Donoi Airport
City:	Uliastai
Country:	Mongolia
IATA Code:	ULZ
ICAO Code:	ZMDN
Coordinates:	47°42′33″N, 96°31′32″E