Best Lego Adults Sets Deals Online in the UK (25 Deals Found)

Last Updated - 01/02/2026 Sort By:

Best Choice
LEGO

New
LEGO Botanicals Pretty Pink Flower Bouquet Set for Adults - Floral Home Decor Building Kit with Artificial Roses, Daisie
Artificial flower decor – Let creativity bloom with the LEGO Botanicals Pretty Pink Flower Bouquet, a nature-inspired ho

£37.99 £54.99
Best Value
LEGO

New
LEGO Icons 10329 Les Plantes Miniatures, Collection Botanique 9 Plantes Artificielles avec des Fleurs, Décoration d'Inté
Enjoy a relaxing project with the LEGO Botanicals Tiny Plants Set for adults, featuring 9 plants with flowers in a terra

£32.00 £44.99
New
LEGO Botanical Collection 10343 Mini Orchid Set for Adults BRAND NEW
Sealed. Odd mark or kink may be on the box due to being in storage. Thanks.

£18.50
LEGO

New
LEGO Ideas Mineral Collection Building Set for Adults - Display Model with Crystal Elements incl. Amethyst, Flourite & T
Unique home decor – Celebrate the beauty of nature with the LEGO Ideas Mineral Collection building set for adults, featu

£49.95 £54.99
New
LEGO Marvel 76326 Iron Spider-Man Bust Set for Adults BNIB
The LEGO Marvel 76326 Iron Spider-Man Bust Set is a highly detailed building toy that appeals to both children and adult

£35.35
24% Off
LEGO

New
LEGO Botanicals Japanese Red Maple Bonsai Tree - Artificial Plant Building Set with Red & Orange Leaves, plus a Buildabl
LEGO bonsai tree – Relax and unwind with the LEGO Botanicals Japanese Red Maple Bonsai Tree building set for adults, whi

£41.99 £54.99
LEGO

New
LEGO | Marvel Infinity Gauntlet Building Set for Adults - Avengers Model Kit incl. a Thanos Glove with Infinity Stones -
An authentic recreation of the iconic Infinity Gauntlet, complete with 6 Infinity Stones and movable fingers, for adult

£79.98
New
LEGO 31213 Art Mona Lisa Painting Set Wall Model for Adults New & Sealed ✅

£67.29
23% Off
LEGO

New
LEGO Architecture Notre-Dame de Paris Set, Model Kit for Adults to Build, Home or Office Décor, Collectible Gift for His
Notre-Dame de Paris model – Experience every step in the evolution of an iconic Paris landmark with this LEGO Architectu

£154.99 £199.99
New
LEGO Ideas Family Tree 21346 Ages 18+ 1040 Pcs Adults Welcome Great Gift New
LEGO Ideas Family Tree 21346.

£69.99
LEGO

Used
LEGO Architecture Notre-Dame de Paris Set, Model Kit for Adults to Build, Home or Office Décor, Collectible Gift for His
Notre-Dame de Paris model – Experience every step in the evolution of an iconic Paris landmark with this LEGO Architectu

£131.66
36% Off
LEGO

New
LEGO Art LOVE Building Set, Model Kit for Adults to Build, Great as a Home Office Decor Piece or Engagement Gift for Cou
Brick-built gift for couples – Create your own small version of Robert Indiana’s famous LOVE sculpture with this LEGO Ar

£44.99 £69.99
New
LEGO Ideas Jaws Set for Adults with Model Shark & Boat
LEGO Ideas Jaws Set for Adults with Model Shark & Boat

£139.99
30% Off
LEGO

New
LEGO Icons French Café Building Set for Adults - incl. a Picturesque Facade, Hanging Flowerpots & Ornate Seating - Model
Collectible bistro model – Immerse yourself in the charm of French café culture with the LEGO Icons French Café building

£48.99 £69.99
New
LEGO Icons Airbus Concorde Iconic Model Plane Set 2083 PCS (10318) - Brand New!!
What’s in the box?. A gift idea for aircraft lovers – Give this LEGO® Icons building set as a gift for adult fans of Con

£148.49
24% Off
LEGO

New
LEGO Botanicals Bonsai Tree - Faux Plant for Adults - Home Décor Set - Gift for Mother's Day with Artificial Cherry Blos
Features a bonsai tree model with a rectangular pot and a slatted wood-effect stand, made of LEGO elements, designed for

£33.99 £44.99
New
LEGO Star Wars AT-AT Walker Building Set for Adults (75440)
Build a detailed LEGO® brick model of an AT-AT on the march. Add a snowspeeder in flight, wrapping its tow cable around

£59.99
New
LEGO Creator 31167 Haunted Mansion Building Set - 736pcs - Sealed - New
LEGO Creator 31167 - Haunted Mansion Building Set - 736pcs. Haunted Mansion Building Set - 736pcs. LEGO Creator 31167. P

£59.99
New
LEGO Icons French Café Building Set for Adults 10362

£54.99
New
Icons 10372 Botanicals Bouquet Hibiscus Flower NEW Packaging Toys Gifts

£18.99
New
LEGO Icons Leonardo da Vinci’s Flying Machine Adults toy 10363 Hsebox
The LEGO Icons Leonardo da Vinci’s Flying Machine set (10363) is a highly detailed building toy aimed at adults aged 18

£44.99
New
LEGO Star Wars AT-AT Walker Building Set for Adults (75440)
LEGO Star Wars AT-AT Walker Building Set for Adults (75440)

£58.99
New
LEGO Icons Fountain Garden Home Decor Set for Adults 10359
The LEGO Icons Fountain Garden Home Decor Set for Adults 10359 is a detailed and intricate LEGO set designed for adult f

£57.90
New
LEGO 4002023 Employee Gift 2023 Christmas Calendar
BNIB

£156.70
New
LEGO Pretty Pink Flower Bouquet Kit 10342 Botanical Collection
The LEGO Pretty Pink Flower Bouquet Kit 10342 from the Botanical Collection is a beautiful and intricate set designed fo

£37.10

25 Lego Adults Sets deals are available from: Amazon, eBay stores, starting from £18.50.
The biggest discount we found is 36% on LEGO Art LOVE Building Set, Model Kit for Adults to Build, Great as a Home Office Decor Piece or Engagement Gift for Couples, Valentine's Day Decoration for Her or Him 31214 at Amazon.
The lowest price we found is £18.50 while the highest is £156.70.
Prices for the best Lego Adults Sets deals average at £67.43.
Last updated on February 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Lego Adults Sets.