Books like Days Without End
Sebastian Barry
Days Without End is 301 pages, about 5 hours 31 minutes at 250 words a minute.
12 books to read next
How long each takes
Half of a Yellow Sun 9.2 h 
The Crisis 8.0 h 
Homegoing 5.9 h 
Fingersmith 10.3 h 
Iron Gold 12.3 h 
Band of Brothers 6.2 h 
American Sniper 7.2 h 
The Federalist, or, The New Constitution 8.8 h 
All Quiet on the Western Front 4.6 h 
The Last of the Wine 7.1 h 
Montauk Revisited 4.6 h 
Moral Mazes 5.0 h Bar height shows length. Estimated at 250 words a minute.