Sailings aren't usually port-to-port- they stop at multiple ports along the way, and at each port, it takes 1-3 days to load new containers and unload new conta

Sailings aren't usually port-to-port- they stop at multiple ports along the way, and at each port, it takes 1-3 days to load new containers and unload new containers, not to mention port congestion, and being re-routed due to weather.