The flight distance from Baltimore/Washington International Thurgood Marshall Airport (BWI) in Baltimore, United States to Johnson County Airport (BYG) in Buffalo, United States is 2,543 kilometers (1,580 miles / 1,373 nautical miles). The estimated flight time for this route is approximately 4h, flying west northwest at a heading of 293°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

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 2-hour time difference between the two cities.

Time zone information: When it's 15:11 in Baltimore, it's 13:11 in Buffalo.

There is a significant elevation difference of 4,827 feet between the two airports. Johnson County Airport sits higher than Baltimore/Washington International Thurgood Marshall Airport.

The return flight from Buffalo (BYG) to Baltimore (BWI) follows a heading of 93° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Baltimore/Washington International Thurgood Marshall Airport (BWI) and Johnson County Airport (BYG) detail pages, or use our flight duration calculator to compare other routes.