LEGO sets under £100
Every set in stock at United Kingdom retailers for £100 or less, best deals first. Other budgets: under £50, under £200.
761 sets in stock
Costume Party with Unicorn & Fairy
42661 · 262 pcs · Retiring soon
£26.24RRP £34.99
£8.75 below RRP (25%)
Amazon UK · +3 stores
The Pillager Outpost and Ravager
21278 · 665 pcs · Retiring soon
£56.24RRP £74.99
£18.75 below RRP (25%)
Amazon UK · +4 stores
X-1 Ninja Charger 15th Anniversary
71867 · 691 pcs · New
£51.98RRP £69.99
£18.01 below RRP (26%)
John Lewis · +6 stores
Cinderella Animal Friends Castle
43283 · 149 pcs · New
£18.74RRP £24.99
£6.25 below RRP (25%)
Amazon UK · +7 stores
Heartlake City Candy Store
42649 · 376 pcs · Retiring soon
£18.74RRP £24.99
£6.25 below RRP (25%)
John Lewis · +3 stores
Super Heroes Marvel Advent Calendar 2026
76340 · 316 pcs · New
£23.99RRP £29.99
£6 below RRP (20%)
Amazon UK · +6 stores
Custom Garage Ford Mustang GT Car
42236 · 973 pcs · New
£54.99RRP £79.99
£25 below RRP (31%)
Smyths Toys · +8 stores
Birthday Numbers
40807 · 281 pcs · Retiring soon
£14.39RRP £17.99
£3.60 below RRP (20%)
LEGO.com UK · +5 stores
Cozy Fall Forest Cabin
42705 · 1,229 pcs · New
£67.49RRP £89.99
£22.50 below RRP (25%)
Amazon UK · +7 stores
Hogwarts Herbology Plants
76474 · 817 pcs · New
£59.98RRP £89.99
£30.01 below RRP (33%)
John Lewis · +9 stores
Kakamora Barge
43258 · 579 pcs · Retiring soon
£59.99RRP £89.99
£30 below RRP (33%)
Amazon UK · +5 stores
Mos Eisley Cantina
75425 · 666 pcs · New
£40.00RRP £69.99
£29.99 below RRP (43%)
Smyths Toys · +6 stores
Floral Art Decor Painting
31390 · 348 pcs · New
£19.39RRP £24.99
£5.60 below RRP (22%)
Amazon UK · +7 stores
Emerald City & Kiamo Ko Castle
75689 · 860 pcs
£50.00RRP £74.99
£24.99 below RRP (33%)
Argos · +2 stores
Elsa's Ice Castle & Snow Ride Adventure
43281 · 216 pcs · New
£33.74RRP £44.99
£11.25 below RRP (25%)
John Lewis · +6 stores
Dodge Viper GTS-R Sports Car
42234 · 805 pcs · New
£39.98RRP £59.99
£20.01 below RRP (33%)
John Lewis · +7 stores