How far is Iași from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Iași (Iași International Airport) is 5138 miles / 8269 kilometers / 4465 nautical miles.

Distance from Chicago to Iași

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

Vincenty's formula (applied above)

• 5138.222 miles
• 8269.167 kilometers
• 4464.993 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

• 5124.394 miles
• 8246.913 kilometers
• 4452.977 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 Iași?

The estimated flight time from Chicago O'Hare International Airport to Iași International Airport is 10 hours and 13 minutes.

What is the time difference between Chicago and Iași?

The time difference between Chicago and Iași is 8 hours. Iași is 8 hours ahead of Chicago.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Iași International Airport (IAS)

On average, flying from Chicago to Iași generates about 602 kg of CO2 per passenger, and 602 kilograms equals 1 327 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Chicago to Iași

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Iași International Airport (IAS).

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	Iași International Airport
City:	Iași
Country:	Romania
IATA Code:	IAS
ICAO Code:	LRIA
Coordinates:	47°10′42″N, 27°37′14″E