At the Airport - Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
      1         
 2     3           
             
 4              
             
5          6       
             
 7              
             
             
    8    9     10      
             
   11            
 12              
        13