The flight distance from Baltimore/Washington International Thurgood Marshall Airport (BWI) in Baltimore, United States to St Louis Downtown Airport (CPS) in Cahokia/St Louis, United States is 1,169 kilometers (726 miles / 631 nautical miles). The estimated flight time for this route is approximately 2h, flying west at a heading of 271°.

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 14:15 in Baltimore, it's 13:15 in Cahokia/St Louis.

The return flight from Cahokia/St Louis (CPS) to Baltimore (BWI) follows a heading of 82° (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 St Louis Downtown Airport (CPS) detail pages, or use our flight duration calculator to compare other routes.