Travel Information about Thailand and Bangkok

(GMT)06 JUL 2016 PILGE2:  Trains from Bangkok to Ayutthaya
Local trains leave from Bangkok Hua Lamphong every hour with no reservation required. Journey time approximately 1h45m. Fare 15 baht.
Air-conditioned express trains take approximately 1h15m and leave less frequent. These require a reservation to be made.
FYI