Southeastern operates a train from Barking to Bluewater every 30 minutes. Tickets cost $9 - $14 and the journey takes 19 min. Alternatively, Stagecoach London operates a bus from Barking to Bluewater every 5 minutes. Tickets cost $6 and the journey takes 1 h.
How to get from Barking to Bluewater
From Woolwich Arsenal train to Greenhithe for Bluewater then walk to Bluewater. 52 min £8. From Plumstead High Street Plumsted Stn line 96 bus to Bluewater, Bus Station (Bluewater Shopping Centre) then walk to Bluewater. 1 h 7 min £3. From Barking taxi to Bluewater. 23 min £72. From Barking drive to Bluewater. 23 min £3.