London Theatre week from lastminute.com: What is it? A fantastic promotion where customers can book the best shows for a fraction of the cost! Customers just need to book from August 24 to September 4 for redemption until mid-October and experience London’s world-beating theatre for as little as £15! That’s an exclusive saving of up to £25! Over 30 top theatres and arts venues are taking part to give the best available seats from going from £15, £25 and £35.