Possible Clues:

• Air-minded
• Is this the way to get to A by way of the North, as the crow flies, perhaps
• Reach A by way of the North in the way of 7 down
• Winged
• Of interest to bird-watchers
• Flying here by way of the North at last
• Like bustards and buzzards
• Sporting feathers, e.g.
• Like a fine feathered friend
• Ornithic