How far is Laoag from Haiphong?

The distance between Haiphong (Cat Bi International Airport) and Laoag (Laoag International Airport) is 918 miles / 1478 kilometers / 798 nautical miles.

Distance from Haiphong to Laoag

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

Vincenty's formula (applied above)

• 918.399 miles
• 1478.021 kilometers
• 798.067 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

• 917.246 miles
• 1476.164 kilometers
• 797.065 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 Haiphong to Laoag?

The estimated flight time from Cat Bi International Airport to Laoag International Airport is 2 hours and 14 minutes.

What is the time difference between Haiphong and Laoag?

The time difference between Haiphong and Laoag is 1 hour. Laoag is 1 hour ahead of Haiphong.

Flight carbon footprint between Cat Bi International Airport (HPH) and Laoag International Airport (LAO)

On average, flying from Haiphong to Laoag generates about 145 kg of CO2 per passenger, and 145 kilograms equals 320 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Haiphong to Laoag

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

Airport information

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

Destination	Laoag International Airport
City:	Laoag
Country:	Philippines
IATA Code:	LAO
ICAO Code:	RPLI
Coordinates:	18°10′41″N, 120°31′55″E