Books like Od Magic
Patricia A. McKillip, To be announced (Narrator)
Od Magic is 318 pages, about 5 hours 50 minutes at 250 words a minute.
12 books to read next
How long each takes
Cormyr 8.1 h 
Last Argument of Kings 12.3 h 
Furies of Calderon (Codex Alera # 1) 8.7 h 
Half a King 6.7 h 
The Hallowed Hunt 8.0 h 
The Crystal Cave 8.8 h 
The Young Elites 7.2 h 
The Hollow Hills 8.7 h 
Kushiel's Scion 14.3 h 
Siege of Darkness 6.5 h 
Emperor of Thorns 8.0 h 
System of the World 16.4 h Bar height shows length. Estimated at 250 words a minute.