Ukraine International Airlines are continuously offering very cheap flights from Europe to Beijing. Based on their promotional deal you may book very cheap return flights to Beijing when departing from cities such as Amsterdam, London, Paris, Barcelona, Rome or Vilnius. Air tickets are available already for €297 or £253! This is for a return ticket including all taxes and fees.. You may also consider to book free stop-over in Kiev on your outbound flight.(And necessary to book when departing from London..). 
Plenty of travel options are currently available with Ukraine International Airlines - routing via Kiev. If interested please look for flights in travel period from 16th of October till end of December 2016. In some cases also available in first quarter of 2017. Max stay 12 months. Please refer to below booking samples from Europe to China if interested in this promotional deal.
Booking samples
London - Beijing from £253 (necessary one day stop in Kiev to keep this price)
We recommend to use service of Skyscanner to quickly find out which low-cost airline is connected from your hometown. If you need to book some affordable accommodation in Beijing you may consider currently valid discount codes offered by Hotels.com, Hotelopia or Venere.
Booking sample of cheap return flight from Europe TO Beijing from €297 or £253 here. In this case you would be departing from London to Beijing on 20th of November with one day stop in Kiev. You would be returning from China to The UK on 10th of December 2016.
