From Suvarnabhumi Airport to Mo-chit Bus Terminal, You can take the Airport Rail Link to Makkasan station and transfers to MRT(subway)The Petchaburi Station (about 300m from the Airport Rail Link’s Makkasan Interchange Station)and go to MRT - Kampaengphet station, get off exit 1 looking for the bus stop on left, you can take all bus or Motercycle about 50baht to Mo-chit Bus terminal.(about 2km. from there)