There is no direct connection from Romford to Chigwell. However, you can take the line 247 bus to Hainault Underground Station then take the Tube to Chigwell Underground Station. Alternatively, you can travel from Romford to Chigwell in around 12 min.
How to get from Romford to Chigwell
From Romford, The Avenue (RM1) line 247 bus to Hainault Underground Station then Tube to Chigwell Underground Station. 31 min £4. From Romford taxi to Chigwell. 12 min £30. From Romford drive to Chigwell. 12 min £1. From Romford walk to Chigwell. 2 h 3 min.