'Here it's about a mile as the raven flies'
Random quotes:

"similar to those found at Calamity Butte which is located about 8 miles as the raven flies"

"Situated 1 mile as the seagull flies from Porth Beach"

"on the beach at Oregon Inlet on the OBX, about 20 miles as the sparrow flies from Alligator River NWR"

"And I won't wait for morning light. I'd come straight as the crow flies ..."

"Now to the Goths, as swift as swallow flies"