Asda Living in Anlaby (Hull) have reduced various Star Wars LEGO sets, including the Mandalorian Speeder, which was reduced from an RRP of £24.99 to just £7.50.
This is possibly only a local deal, but you never know and it could be worth checking your local store.
In store they had also reduced other LEGO Star Wars sets, including:
75003 A-Wing Starfighter - Reduced from £24.99 to £8.00
75015 Corporate Alliance Tank Droid - Reduced from £19.99 to £9.50