All bus routes to Phnom Penh Airport (Cambodia) D H K S D Coach from Don Mueang Airport to Phnom Penh Airport H Buses Ho Chi Minh Airport to Phnom Penh Airport K Bus from Kampot to Phnom Penh Airport S Bus from Siem Reap Airport to Phnom Penh Airport Coach from Sihanoukville Airport to Phnom Penh Airport Coach from Sihanoukville to Phnom Penh Airport Coach to Phnom Penh Airport from Siem Reap