So this is what I have pieced together as far as a timeline goes for what is published/avaliable or soon to be published. Please let me know if you think orders should be switched around (and why). I know we will probably get an official one after SA5 but I don't want to wait that long lol. Listed from closest to the Shattering to the furtherest from the Shattering.
Dragonsteel Prime
White Sand
Elantris
Hope of Elantris
Emporers Soul
The Eleventh Metal
Mistborn: Final Empire
Well of Ascension
Hero of Ages
Mistborn: Secret History
Warbreaker
Aether of Night
Shadows for Silence in the Forests of Hell
Way of Kings Prime
Way of Kings
Words of Radiance
Edgedancer
Oathbringer
Dawnshard
Rhythm of War
Wind and Truth
Alloy of Law
Allomancer Jak
Shadows of Self
Bands of Mourning
Lost Metal
Tress of the Emerald Sea
Sixth of the Dusk
The Sunlit Man
Yumi and the Nightmare Painter
Isles of the Emberdark