The December Monthly Deals are up at Amazon.co.uk. Of interest are:
Making Money, by Terry Pratchett (Discworld 36) at £1.99
https://www.amazon.co.uk/Making-Mone...647665&sr=1-55
The Night Circus, by Erin Morgenstern (Vintage Magic 5) at £1.99
https://www.amazon.co.uk/Night-Circu...647688&sr=1-69
(Note that this is a repeat deal)
Win, by Vera Nazerian (The Atlantis Grail 3) at 99p
https://www.amazon.co.uk/Win-Atlanti...647713&sr=1-95
Foundryside, by Robert Jackson Bennett (The Founders 1) at 99p
https://www.amazon.co.uk/Foundryside...47742&sr=1-108
Revenger, by Alistair Reynolds at 99p
https://www.amazon.co.uk/Revenger-Al...47742&sr=1-107
Wildfire, by Ilona Andrews (Hidden Legacy 1) at 99p
https://www.amazon.co.uk/Wildfire-Hi...47784&sr=1-114
(Note that this is a repeat deal)
Magic Bites, by Ilona Andrews (Kate Daniels 1) at 99p
https://www.amazon.co.uk/Magic-Bites...47784&sr=1-120
Magic Bleeds, by Ilona Andrews (Kate Daniels 4) at 99p
https://www.amazon.co.uk/Magic-Bleed...47839&sr=1-145
Magic Slays, by Ilona Andrews (Kate Daniels 5 ) at 99p
https://www.amazon.co.uk/Magic-Slays...47865&sr=1-169
Dragonsinger, by Anne McCaffrey (Pern: Harper Hall 2) at £1.99
https://www.amazon.co.uk/Dragonsinge...47812&sr=1-134
Acceptance, by Jeff VanderMeer (Southern Reach 3) at £1.99
https://www.amazon.co.uk/Acceptance-...47892&sr=1-187
(I think this is a repeat deal)
Weaveworld, by Clive Barker at 99p
https://www.amazon.co.uk/Weaveworld-...47917&sr=1-207
(Note that this is a repeat deal)
Shift, by Hugh Howey (Wool 2) at £1.99
https://www.amazon.co.uk/Shift-Wool-...47812&sr=1-131
(I think this is a repeat deal)
Dark Eden, by Chris Beckett at £2.59
https://www.amazon.co.uk/Dark-Eden-W...48011&sr=1-245
(I think this is a repeat deal)
American City, by Chris Beckett at £2.59
https://www.amazon.co.uk/America-Cit...48143&sr=1-308
(I think this is a repeat deal)
Sorcerer to the Crown, by Zhen Cho at £1.19
https://www.amazon.co.uk/Sorcerer-Cr...48265&sr=1-370
Jade City, by Fonda Lee at 99p
https://www.amazon.co.uk/Jade-City-W...in%3AFonda+Lee