The flight distance from Niagara Falls International Airport (IAG) in Niagara Falls, United States to Chicago O'Hare International Airport (ORD) in Chicago, United States is 744 kilometers (463 miles / 402 nautical miles). The estimated flight time for this route is approximately 2h, flying west at a heading of 263°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 07:00 in Niagara Falls, it's 06:00 in Chicago.

The return flight from Chicago (ORD) to Niagara Falls (IAG) follows a heading of 77° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Niagara Falls International Airport (IAG) and Chicago O'Hare International Airport (ORD) detail pages, or use our flight duration calculator to compare other routes.