The flight distance from James M Cox Dayton International Airport (DAY) in Dayton, United States to St Louis Lambert International Airport (STL) in St Louis, United States is 544 kilometers (338 miles / 294 nautical miles). The estimated flight time for this route is approximately 2h, flying west southwest at a heading of 258°.

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 18:43 in Dayton, it's 17:43 in St Louis.

The return flight from St Louis (STL) to Dayton (DAY) follows a heading of 74° (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 James M Cox Dayton International Airport (DAY) and St Louis Lambert International Airport (STL) detail pages, or use our flight duration calculator to compare other routes.