How far is Ha Long from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Ha Long (Van Don International Airport) is 7981 miles / 12844 kilometers / 6935 nautical miles.

Distance from Chicago to Ha Long

There are several ways to calculate the distance from Chicago to Ha Long. Here are two standard methods:

Vincenty's formula (applied above)

• 7980.794 miles
• 12843.843 kilometers
• 6935.120 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

• 7968.636 miles
• 12824.276 kilometers
• 6924.555 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 Chicago to Ha Long?

The estimated flight time from Chicago O'Hare International Airport to Van Don International Airport is 15 hours and 36 minutes.

What is the time difference between Chicago and Ha Long?

The time difference between Chicago and Ha Long is 12 hours. Ha Long is 12 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Van Don International Airport (VDO)

On average, flying from Chicago to Ha Long generates about 996 kg of CO2 per passenger, and 996 kilograms equals 2 195 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Ha Long

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Van Don International Airport (VDO).

Airport information

Origin	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W

Destination	Van Don International Airport
City:	Ha Long
Country:	Vietnam
IATA Code:	VDO
ICAO Code:	VVVD
Coordinates:	21°7′4″N, 107°24′51″E