In the Filters panel, click Milestones.

For the Event select Flight Booked. 

For the Type select Actual Time. 

For the Logic select is between. 

For the Date select Last Month. 

Click the Add Filter button.

Click Routes.

For the Location select Any Stop. 

For the Type select Airport Code. 

For the Logic select is. 

For the Name select the airport code. This field is searchable.

The Shipments List is sorted by the selected criteria.