How far is Chicago, IL, from Roanoke, VA?
The distance between Roanoke (Roanoke–Blacksburg Regional Airport) and Chicago (Chicago O'Hare International Airport) is 531 miles / 854 kilometers / 461 nautical miles.
The driving distance from Roanoke (ROA) to Chicago (ORD) is 675 miles / 1087 kilometers, and travel time by car is about 13 hours 17 minutes.
Roanoke–Blacksburg Regional Airport – Chicago O'Hare International Airport
Search flights
Distance from Roanoke to Chicago
There are several ways to calculate the distance from Roanoke to Chicago. Here are two standard methods:
Vincenty's formula (applied above)- 530.522 miles
- 853.793 kilometers
- 461.011 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- 529.982 miles
- 852.923 kilometers
- 460.542 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 Roanoke to Chicago?
The estimated flight time from Roanoke–Blacksburg Regional Airport to Chicago O'Hare International Airport is 1 hour and 30 minutes.
What is the time difference between Roanoke and Chicago?
The time difference between Roanoke and Chicago is 1 hour. Chicago is 1 hour behind Roanoke.
Flight carbon footprint between Roanoke–Blacksburg Regional Airport (ROA) and Chicago O'Hare International Airport (ORD)
On average, flying from Roanoke to Chicago generates about 103 kg of CO2 per passenger, and 103 kilograms equals 227 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Roanoke to Chicago
See the map of the shortest flight path between Roanoke–Blacksburg Regional Airport (ROA) and Chicago O'Hare International Airport (ORD).
Airport information
| Origin | Roanoke–Blacksburg Regional Airport |
|---|---|
| City: | Roanoke, VA |
| Country: | United States  |
| IATA Code: | ROA |
| ICAO Code: | KROA |
| Coordinates: | 37°19′31″N, 79°58′31″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 |
Airlines flying from Roanoke (ROA) to Chicago (ORD)
| United Airlines |