• Biplane (1966) Dell Reprint (1990)
• Stranger to the Ground (1963) Dell reprint (1990)
• Nothing by Chance (1969) Dell Reprint 1990
• Jonathan Livingston Seagull (1970) Macmillan
• A Gift of Wings (1974) Dell Reissue (1989)
• There's No Such Place As Far Away (1976) Delta (1998)
• Illusions: The Adventures of a Reluctant Messiah (1977)
• The Bridge Across Forever: A Love Story (1984) Dell Reissue (1989)
• One (1988) Dell Reissue 1989
• Running from Safety (1995) Delta
• Out of My Mind (2000) Delta
• The Ferret Chronicles (five novellas):
  
  • Air Ferrets Aloft (2002) Scribner
  • Rescue Ferrets at Sea (2002) Scribner
  • Writer Ferrets: Chasing the Muse (2002) Scribner
  • Rancher Ferrets on the Range (2003) Scribner
  • The Last War: Detective Ferrets and the Case of the Golden Deed (2003) Scribner
• Curious Lives: Adventures from the Ferret Chronicles (2005) Hampton Roads Publishing Company

The book Curious Lives is in fact the above five Ferret Chronicles books collected in one volume, the only changes being changes to the titles of each of the five.

• Flying: The Aviation Trilogy (2003) Scribner, Collected edition containing
  
  • Stranger to the Ground
  • Biplane
  • Nothing by Chance
• Messiah's Handbook: Reminders for the Advanced Soul (2004)