How far is Hanoi from Okayama?

The distance between Okayama (Okayama Airport) and Hanoi (Noi Bai International Airport) is 1942 miles / 3125 kilometers / 1687 nautical miles.

The driving distance from Okayama (OKJ) to Hanoi (HAN) is 3105 miles / 4997 kilometers, and travel time by car is about 60 hours 49 minutes.

Distance from Okayama to Hanoi

There are several ways to calculate the distance from Okayama to Hanoi. Here are two standard methods:

Vincenty's formula (applied above)

• 1941.531 miles
• 3124.592 kilometers
• 1687.145 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

• 1940.269 miles
• 3122.560 kilometers
• 1686.048 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 Okayama to Hanoi?

The estimated flight time from Okayama Airport to Noi Bai International Airport is 4 hours and 10 minutes.

What is the time difference between Okayama and Hanoi?

The time difference between Okayama and Hanoi is 2 hours. Hanoi is 2 hours behind Okayama.

Flight carbon footprint between Okayama Airport (OKJ) and Noi Bai International Airport (HAN)

On average, flying from Okayama to Hanoi generates about 212 kg of CO2 per passenger, and 212 kilograms equals 468 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Okayama to Hanoi

See the map of the shortest flight path between Okayama Airport (OKJ) and Noi Bai International Airport (HAN).

Airport information

Origin	Okayama Airport
City:	Okayama
Country:	Japan
IATA Code:	OKJ
ICAO Code:	RJOB
Coordinates:	34°45′24″N, 133°51′17″E

Destination	Noi Bai International Airport
City:	Hanoi
Country:	Vietnam
IATA Code:	HAN
ICAO Code:	VVNB
Coordinates:	21°13′16″N, 105°48′25″E