Books like The Night Circus
Erin Morgenstern
The Night Circus is 512 pages, about 9 hours 23 minutes at 250 words a minute.
12 books to read next
How long each takes
Water for Elephants 6.5 h 
Nights at the Circus 5.4 h 
Golem and the Jinni 9.3 h 
The Circus of Dr. Lao 2.8 h 
Very Special People 6.6 h 
The Circus in Winter 5.2 h 
Ocean Sea 4.3 h 
The Immortalists 7.5 h 
The Atlas Six 7.3 h 
Nocturnal Witchcraft 4.2 h 
World of Wonders 6.6 h 
Songs of Love & Death 11.9 h Bar height shows length. Estimated at 250 words a minute.