How far is Chicago, IL, from Hanoi?

The distance between Hanoi (Noi Bai International Airport) and Chicago (Chicago O'Hare International Airport) is 7995 miles / 12867 kilometers / 6948 nautical miles.

Distance from Hanoi to Chicago

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

Vincenty's formula (applied above)

• 7995.184 miles
• 12867.002 kilometers
• 6947.625 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

• 7983.008 miles
• 12847.407 kilometers
• 6937.045 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 Hanoi to Chicago?

The estimated flight time from Noi Bai International Airport to Chicago O'Hare International Airport is 15 hours and 38 minutes.

What is the time difference between Hanoi and Chicago?

The time difference between Hanoi and Chicago is 13 hours. Chicago is 13 hours behind Hanoi.

Flight carbon footprint between Noi Bai International Airport (HAN) and Chicago O'Hare International Airport (ORD)

On average, flying from Hanoi to Chicago generates about 998 kg of CO2 per passenger, and 998 kilograms equals 2 200 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Hanoi to Chicago

See the map of the shortest flight path between Noi Bai International Airport (HAN) and Chicago O'Hare International Airport (ORD).

Airport information

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

Destination	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