# How far is Rayong from Hong Kong?

The distance between Hong Kong (Hong Kong International Airport) and Rayong (U-Tapao International Airport) is 1078 miles / 1735 kilometers / 937 nautical miles.

The driving distance from Hong Kong (HKG) to Rayong (UTP) is 1503 miles / 2419 kilometers, and travel time by car is about 29 hours 27 minutes.

1078
Miles
1735
Kilometers
937
Nautical miles
2 h 32 min
156 kg

## Distance from Hong Kong to Rayong

There are several ways to calculate the distance from Hong Kong to Rayong. Here are two standard methods:

Vincenty's formula (applied above)
• 1077.882 miles
• 1734.683 kilometers
• 936.654 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
• 1078.836 miles
• 1736.218 kilometers
• 937.483 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 Hong Kong to Rayong?

The estimated flight time from Hong Kong International Airport to U-Tapao International Airport is 2 hours and 32 minutes.

## Flight carbon footprint between Hong Kong International Airport (HKG) and U-Tapao International Airport (UTP)

On average, flying from Hong Kong to Rayong generates about 156 kg of CO2 per passenger, and 156 kilograms equals 343 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Hong Kong to Rayong

See the map of the shortest flight path between Hong Kong International Airport (HKG) and U-Tapao International Airport (UTP).

## Airport information

Origin Hong Kong International Airport
City: Hong Kong
Country: Hong Kong
IATA Code: HKG
ICAO Code: VHHH
Coordinates: 22°18′32″N, 113°54′54″E
Destination U-Tapao International Airport
City: Rayong
Country: Thailand
IATA Code: UTP
ICAO Code: VTBU
Coordinates: 12°40′47″N, 101°0′17″E