St. Louis to San Diego Flight Time, Distance, Route Map
Flight time from St. Louis, United States to San Diego, United States is 3 hours 7 minutes under avarage conditions. Our flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Actual flight times may vary depending on aircraft type, cruise speed, routing, weather conditions, passenger load, and other factors.
What is the Flight Distance Between St. Louis and San Diego?
The flight distance from St. Louis (United States) to San Diego (United States) is 1562 miles. This is equivalent to 2513 kilometers or 1356 nautical miles. The calculated distance (air line) is the straight line distance or direct flight distance between cities. The nearest airport to St. Louis, is Bi-State Parks Airport (CPS) and the nearest airport to San Diego, is San Diego International Airport (SAN).
St. Louis - San Diego Timezones & Time Difference
Current local time in St. Louis is 2025-07-29, 06:19:28 EDT
Current local time in San Diego is 2025-07-29, 03:19:28 PDT.
Time difference between St. Louis (United States) and San Diego (United States) is 3 Hours.
San Diego time is 3 Hours behind St. Louis.
St. Louis to San Diego Flight Route Map
Flight map from St. Louis, United States to San Diego, United States is given below.Click the map to view St. Louis to San Diego nonstop flight path and travel direction.
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Leaflet | © OpenStreetMap The distance between cities calculated based on their latitudes and longitudes. This is also called distance as the crow flies. Bird flight distance is calculated by drawing a straight line between two point coordinates. The length of this drawn line will give the shortest distance value. This distance may be very much different from the actual travel distance. St. Louis GPS Coordinates: Latitude: N 38° 37' 37.2'' Longitude: W 90° 11' 57.9'' San Diego GPS Coordinates: Latitude: N 32° 42' 56.7'' Longitude: W 117° 9' 39.9'' St. Louis Map, Where is St. Louis located? San Diego Map, Where is San Diego located? |
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