How far is Haiphong from Ranong?

The distance between Ranong (Ranong Airport) and Haiphong (Cat Bi International Airport) is 933 miles / 1501 kilometers / 811 nautical miles.

The driving distance from Ranong (UNN) to Haiphong (HPH) is 1250 miles / 2012 kilometers, and travel time by car is about 24 hours 51 minutes.

Distance from Ranong to Haiphong

There are several ways to calculate the distance from Ranong to Haiphong. Here are two standard methods:

Vincenty's formula (applied above)

• 932.899 miles
• 1501.355 kilometers
• 810.667 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

• 935.493 miles
• 1505.530 kilometers
• 812.921 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 Ranong to Haiphong?

The estimated flight time from Ranong Airport to Cat Bi International Airport is 2 hours and 15 minutes.

What is the time difference between Ranong and Haiphong?

There is no time difference between Ranong and Haiphong.

Flight carbon footprint between Ranong Airport (UNN) and Cat Bi International Airport (HPH)

On average, flying from Ranong to Haiphong generates about 146 kg of CO2 per passenger, and 146 kilograms equals 322 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ranong to Haiphong

See the map of the shortest flight path between Ranong Airport (UNN) and Cat Bi International Airport (HPH).

Airport information

Origin	Ranong Airport
City:	Ranong
Country:	Thailand
IATA Code:	UNN
ICAO Code:	VTSR
Coordinates:	9°46′39″N, 98°35′7″E

Destination	Cat Bi International Airport
City:	Haiphong
Country:	Vietnam
IATA Code:	HPH
ICAO Code:	VVCI
Coordinates:	20°49′9″N, 106°43′29″E