# Distance between Tucson, AZ (TUS) and Chicago, IL (ORD)

Flight distance from Tucson to Chicago (Tucson International Airport – Chicago O'Hare International Airport) is 1437 miles / 2313 kilometers / 1249 nautical miles. Estimated flight time is 3 hours 13 minutes.

Driving distance from Tucson (TUS) to Chicago (ORD) is 1712 miles / 2756 kilometers and travel time by car is about 31 hours 39 minutes.

1437
Miles
2313
Kilometers
1249
Nautical miles
3 h 13 min
176 kg

## How far is Chicago from Tucson?

There are several ways to calculate distances between Los Angeles and Chicago. Here are two common methods:

Vincenty's formula (applied above)
• 1437.020 miles
• 2312.659 kilometers
• 1248.736 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
• 1435.052 miles
• 2309.492 kilometers
• 1247.026 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).

## Flight Duration

Estimated flight time from Tucson International Airport to Chicago O'Hare International Airport is 3 hours 13 minutes.

## Time difference

The time difference between Tucson and Chicago is 1 hour. Chicago is 1 hour ahead of Tucson.
Tucson time to Chicago time converter

## Carbon dioxide emissions

On average flying from Tucson to Chicago generates about 176 kg of CO2 per passenger, 176 kilograms is equal to 387 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Tucson to Chicago

Shortest flight path between Tucson International Airport (TUS) and Chicago O'Hare International Airport (ORD).

## Airport information

Origin Tucson International Airport
City: Tucson, AZ
Country: United States
IATA Code: TUS
ICAO Code: KTUS
Coordinates: 32°6′57″N, 110°56′27″W
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