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Distance between Chicago, IL (ORD) and Buffalo, NY (BUF)

Flight distance from Chicago to Buffalo (Chicago O'Hare International Airport – Buffalo Niagara International Airport) is 473 miles / 762 kilometers / 411 nautical miles. Estimated flight time is 1 hour 23 minutes.

Driving distance from Chicago (ORD) to Buffalo (BUF) is 556 miles / 895 kilometers and travel time by car is about 10 hours 37 minutes.

Chicago – Buffalo

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473
Miles
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762
Kilometers
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411
Nautical miles

How far is Buffalo from Chicago?

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

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).

Flight Duration

Estimated flight time from Chicago O'Hare International Airport to Buffalo Niagara International Airport is 1 hour 23 minutes.

Time difference

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

Carbon dioxide emissions

On average flying from Chicago to Buffalo generates about 95 kg of CO2 per passenger, 95 kilograms is equal to 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

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 Flag of 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 Flag of 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