The flight distance from Santa Monica Municipal Airport (SMO) in Santa Monica, United States to St Louis Lambert International Airport (STL) in St Louis, United States is 2,557 kilometers (1,589 miles / 1,381 nautical miles). The estimated flight time for this route is approximately 4h, flying east northeast at a heading of 70°.

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 20:45 in Santa Monica, it's 22:45 in St Louis.

The return flight from St Louis (STL) to Santa Monica (SMO) follows a heading of 267° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Santa Monica Municipal Airport (SMO) and St Louis Lambert International Airport (STL) detail pages, or use our flight duration calculator to compare other routes.