Ok so you made it to lovely little Hua Hin so you now need to how to get around the seaside town.
Hua Hin Songthaews
Songthaews in Hua Hin. A local bus service runs from the Dechanuchit Road (Soi 72, the Hua Hin night market street) along the Phetchkasem Road. The songthaews go south to Khao Takiab and North to the Hua Hin Airport. There are no designated stops for the buses, you can just flag down the bus from the side of the road and climb in the back. You pay the driver when you have reached your destination and alight. The songthaews run from 6am til 9pm. The price for a journey from the Hua Hin night market to Khao Takiab or to the Hua Hin Airport is only 10Baht per passenger. Using the songthaews from 6pm to 9pm there is a 5Baht surcharge so 15Baht per passenger.