Take the Airport Rail Link from Suvarnabhumi International Airport to Phaya Thai. From there, take the BTS to Siam, change to the Silom line and get off at Chong Nonsi. Walk for five minutes to Sathorn BRT station, taking the bus one stop to ArkhanSongkhro.
From Suvarnabhumi International Airport, take Road No. 7 to Khlong Sam Prawet. Staying on the No. 7, take the Sirat Expressway followed by the ChaloemMahaNakorn Expressway, continuing onto Ratchadapisek Road. Heading towards Chong Nonsi, take exit number 1-03. Continue straight on Ratchadapisek Road, heading to NaradhiwasRajanagarindra Road.