How far is Chicago, IL, from Buffalo, NY?
The distance between Buffalo (Buffalo Niagara International Airport) and Chicago (Chicago O'Hare International Airport) is 473 miles / 762 kilometers / 411 nautical miles.
The driving distance from Buffalo (BUF) to Chicago (ORD) is 556 miles / 894 kilometers, and travel time by car is about 10 hours 38 minutes.
Buffalo Niagara International Airport – Chicago O'Hare International Airport
Search flights
Distance from Buffalo to Chicago
There are several ways to calculate the distance from Buffalo to Chicago. Here are two standard methods:
Vincenty's formula (applied above)- 473.235 miles
- 761.598 kilometers
- 411.230 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- 472.019 miles
- 759.641 kilometers
- 410.173 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 Buffalo to Chicago?
The estimated flight time from Buffalo Niagara International Airport to Chicago O'Hare International Airport is 1 hour and 23 minutes.
What is the time difference between Buffalo and Chicago?
The time difference between Buffalo and Chicago is 1 hour. Chicago is 1 hour behind Buffalo.
Flight carbon footprint between Buffalo Niagara International Airport (BUF) and Chicago O'Hare International Airport (ORD)
On average, flying from Buffalo to Chicago generates about 95 kg of CO2 per passenger, and 95 kilograms equals 209 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Buffalo to Chicago
See the map of the shortest flight path between Buffalo Niagara International Airport (BUF) and Chicago O'Hare International Airport (ORD).
Airport information
| Origin | Buffalo Niagara International Airport |
|---|---|
| City: | Buffalo, NY |
| Country: | United States  |
| IATA Code: | BUF |
| ICAO Code: | KBUF |
| Coordinates: | 42°56′25″N, 78°43′55″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 Buffalo (BUF) to Chicago (ORD)
| American Airlines |
| United Airlines |