How far is Buffalo, NY, from Chicago, IL?
The distance between Chicago (Chicago O'Hare International Airport) and Buffalo (Buffalo Niagara International Airport) is 473 miles / 762 kilometers / 411 nautical miles.
The driving distance from Chicago (ORD) to Buffalo (BUF) is 556 miles / 895 kilometers, and travel time by car is about 10 hours 38 minutes.
Chicago O'Hare International Airport – Buffalo Niagara International Airport
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Distance from Chicago to Buffalo
There are several ways to calculate the distance from Chicago to Buffalo. 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 Chicago to Buffalo?
The estimated flight time from Chicago O'Hare International Airport to Buffalo Niagara International Airport is 1 hour and 23 minutes.
What is the time difference between Chicago and Buffalo?
The time difference between Chicago and Buffalo is 1 hour. Buffalo is 1 hour ahead of Chicago.
Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Buffalo Niagara International Airport (BUF)
On average, flying from Chicago to Buffalo 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 Chicago to Buffalo
See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Buffalo Niagara International Airport (BUF).
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 | 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 |
Airlines flying from Chicago (ORD) to Buffalo (BUF)
| American Airlines |
| United Airlines |