The nearest airport to Kaga is the Komatsu Airport, located in Komatsu. The Komatsu airport receives flights through JAL and ANA, and even a few international flights. From the Komatsu airport it is easiest to take the train to Kaga.
Komatsu Bus [http://www.komatsubus.jp/] services leave for JR Komatsu station every 20-30 minutes (12 min, ¥260).
Kaga has 3 train stations- Iburihashi, Kagaonsen and Daishoji (listed north to south). All are on the busy JR Hokuriku Main Line from [wiki=0d70a380fe641d8206c6d43c185b9c23]Osaka[/wiki] to [wiki=e8f3ded77abf0f0e824e4d593b9b49cd]Naoetsu[/wiki] via [wiki=79106706154a96bcd6c0de6d3e04db38]Fukui[/wiki], [wiki=1eaa61ae1075ea7af55c8fb33bad65db]Kanazawa[/wiki] and [wiki=9f6c657ae53dda32b0eee8f23b210415]Toyama[/wiki]. Kagaonsen is the primary station in the Kaga area with several normal and express trains every hour. Ordinary trains to [wiki=1eaa61ae1075ea7af55c8fb33bad65db]Kanazawa[/wiki] from Kagaonsen take 53 minutes and cost ¥760.
The train schedules are listed here [http://www.hyperdia.com/]