All bus routes to Alor Setar - Sultan Abdul Halim Airport (Malaysia) K P S K Bus Krabi Airport to Alor Setar - Sultan Abdul Halim Airport Bus Kuala Lumpur to Alor Setar - Sultan Abdul Halim Airport P Bus Penang Airport to Alor Setar - Sultan Abdul Halim Airport S Bus Subang Airport to Alor Setar - Sultan Abdul Halim Airport