We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for 'christmas trains'.

Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023
Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023
$276.45
Time Remaining: 5d 6h 1m
Buy It Now for only: $276.45
HO HO HO HOLIDAY GONDOLA CAR HAWTHORNE RUDOLPHS CHRISTMAS TOWN EXPRESS NIB
HO HO HO HOLIDAY GONDOLA CAR HAWTHORNE RUDOLPHS CHRISTMAS TOWN EXPRESS NIB
$74.99
Time Remaining: 26d 3h 9m
Buy It Now for only: $74.99

Other On30 Scale train items recently purchased through this site:

HO HO HO HOLIDAY GONDOLA CAR HAWTHORNE RUDOLPHS CHRISTMAS TOWN EXPRESS NIB
Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023