Distance between Hat Yai (HDY) and Vientiane (VTE)

Flight distance from Hat Yai to Vientiane (Hat Yai International Airport – Wattay International Airport) is 774 miles / 1245 kilometers / 673 nautical miles. Estimated flight time is 1 hour 57 minutes.

Driving distance from Hat Yai (HDY) to Vientiane (VTE) is 993 miles / 1598 kilometers and travel time by car is about 18 hours 6 minutes.

Map of flight path and driving directions from Hat Yai to Vientiane.

Shortest flight path between Hat Yai International Airport (HDY) and Wattay International Airport (VTE).

How far is Vientiane from Hat Yai?

There are several ways to calculate distances between Hat Yai and Vientiane. Here are two common methods:

Vincenty's formula (applied above)
• 773.906 miles
• 1245.480 kilometers
• 672.506 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
• 777.688 miles
• 1251.568 kilometers
• 675.793 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 Hat Yai International Airport
City: Hat Yai
Country: Thailand
IATA Code: HDY
ICAO Code: VTSS
Coordinates: 6°55′59″N, 100°23′34″E

B Wattay International Airport
City: Vientiane
Country: Laos
IATA Code: VTE
ICAO Code: VLVT
Coordinates: 17°59′17″N, 102°33′46″E

Time difference and current local times

There is no time difference between Hat Yai and Vientiane.

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Carbon dioxide emissions

Estimated CO2 emissions per passenger is 132 kg (292 pounds).

Frequent Flyer Miles Calculator

Hat Yai (HDY) → Vientiane (VTE).

Distance:
774
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
774

Round trip?