Travel to Khao Yai by train
As for trains, there are now 2 routes: Hua Lamphong-Chachoengsao-Prachinburi. and the Hua Lamphong-Pak Chong line
At Pak Chong District Market Station There are both 2nd class (air conditioned cars) and 3rd class (fan cars) to choose from. The ticket price is around 90 baht, but it takes a long time to travel, about 3-5 hours, which may not be suitable for people who want to go. Travel in the morning and return in the evening.