From Suvarnabhumi Airport to Wat See Gun (big Temple near the Bangkok Home): 
Go onto Motorway, than Expressway “Chaengwattana” , Pass by Impact Center towards Thammasat University. Take Exit: “See Samaan”, after Toll Gate take lane: “Don Muang”, turn into Song Phrapha Road, at the intersection go straight on, pass the petrol station on the left, make U-turn to come to Wat See Gun or Wat Phut (the temple has two names!)

From Wat See Gun to Bangkok Home on Soi Burapha 18 or Soi Wat Welu Waanaram 19 (the Soi has two names!): 
Just before the temple, turn left into Soi Wat Phai Khiauw or Soi Wat Welu Waanaram (the street has two names!) drive about 2 km. Look for a “Tesco Lotus Express” shop to your right. After passing it you will see white walls on both sides of the road. Soi Burapha 18 or Soi Wat Welu Waanaram 19 is the second road on the left after the white walls. There is a sign of the O-Company, but it is a bit hidden from this direction. We are at the end of the street, you will see the sign of the O-Company again. Turn right, then left and come in at the third iron gate during day time. At night time go through the gate at the end of the lane right into the parking area.

From Dong Muang Airport to Wat See Gun: 
Go to Dong Muang temple and turn into Song Phrapha road, drive about 4 km, pass a big military camp on the right. Watch for a large temple at the left. You need to turn left just before the temple. Follow instructions above. (From Wat See Gun to Bangkok Home)