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 train'.

NEW Hawthorne Village ON30 Scale 2 6 0 Loco  Tender Christmas Express Bundle
NEW Hawthorne Village ON30 Scale 2 6 0 Loco Tender Christmas Express Bundle
$125.00
Time Remaining: 4h 30m
Hawthorne Village Kinkade Express Train Bachmann Christmas Gate St Nicholas Set
Hawthorne Village Kinkade Express Train Bachmann Christmas Gate St Nicholas Set
$175.50
Time Remaining: 4d 9h 59m
Buy It Now for only: $175.50
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: 19d 11h 41m
Buy It Now for only: $74.99
ELF PASSENGER CAR HAWTHORNE RUDOLPH CHRISTMAS TOWN EXPRESS NIB
ELF PASSENGER CAR HAWTHORNE RUDOLPH CHRISTMAS TOWN EXPRESS NIB
$84.99
Time Remaining: 19d 11h 41m
Buy It Now for only: $84.99
Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023
Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023
$276.44
Time Remaining: 29d 10h 27m
Buy It Now for only: $276.44
Bachmann On30 Scale Train Steam Locomotive 2 6 0 Analog Christmas 25227
Bachmann On30 Scale Train Steam Locomotive 2 6 0 Analog Christmas 25227
$149.76
Time Remaining: 29d 10h 27m
Buy It Now for only: $149.76
Bachmann On30 Scale Train Set Battery Operated Norman Rockwell Christmas 25100
Bachmann On30 Scale Train Set Battery Operated Norman Rockwell Christmas 25100
$190.54
Time Remaining: 29d 10h 27m
Buy It Now for only: $190.54

Other On30 Scale train items recently purchased through this site:

Hawthorne Village Kinkade Express Train Bachmann Christmas Gate St Nicholas Set
ELF PASSENGER CAR HAWTHORNE RUDOLPH CHRISTMAS TOWN EXPRESS NIB
NEW Hawthorne Village ON30 Scale 2 6 0 Loco Tender Christmas Express Bundle
HO HO HO HOLIDAY GONDOLA CAR HAWTHORNE RUDOLPHS CHRISTMAS TOWN EXPRESS NIB
Bachmann On30 Scale Train Steam Locomotive 2 6 0 Analog Christmas 25227
Bachmann On30 Scale Train Set Analog Norman RockwellS American Christmas 25023
Bachmann On30 Scale Train Set Battery Operated Norman Rockwell Christmas 25100