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'.

THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 4 VILLAGE CHRISTMAS OSERVATION COACH
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 4 VILLAGE CHRISTMAS OSERVATION COACH
$29.95
Time Remaining: 4h 35m
Buy It Now for only: $29.95
Bachmann On30 Christmas Closed Streetcar 25127
Bachmann On30 Christmas Closed Streetcar 25127
$72.99
Time Remaining: 23h 28m
Buy It Now for only: $72.99
KINKADE CHRISTMAS EXPRESS TRAIN 9 CARS  TRACKS POWER SUPPLY Some COAs
KINKADE CHRISTMAS EXPRESS TRAIN 9 CARS TRACKS POWER SUPPLY Some COAs
$199.00
Time Remaining: 1d 6h 24m
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE  2 VICTORIAN CHRISTMAS COACH 7989
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 7989
$29.95
Time Remaining: 5d 11h 30m
Buy It Now for only: $29.95
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 8118
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 8118
$29.95
Time Remaining: 6d 5h 34m
Buy It Now for only: $29.95
HAWTHORNE VILLAGE CHRISTMAS COCA COLA LOCOMOTIVE  TENDER TRAIN SET
HAWTHORNE VILLAGE CHRISTMAS COCA COLA LOCOMOTIVE TENDER TRAIN SET
$79.99
Time Remaining: 11d 17h 28m
Buy It Now for only: $79.99
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 7989
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 7989
$29.95
Time Remaining: 12d 1h 28m
Buy It Now for only: $29.95
HAWTHORNE VILLAGE COCA COLA CHRISTMAS EXPRESS TRAIN BY BACHMANN COMPLETE
HAWTHORNE VILLAGE COCA COLA CHRISTMAS EXPRESS TRAIN BY BACHMANN COMPLETE
$495.00
Time Remaining: 13d 1h 6m
Buy It Now for only: $495.00
On30 Spectrum Street Car Christmas
On30 Spectrum Street Car Christmas
$85.00
Time Remaining: 14d 4h 9m
Buy It Now for only: $85.00
on30 spectrum street car christmas
on30 spectrum street car christmas
$88.14
Time Remaining: 14d 22h 30m
Buy It Now for only: $88.14
Bachmann On30 Christmas 2 6 0 25227
Bachmann On30 Christmas 2 6 0 25227
$134.99
Time Remaining: 15d 23h 55m
Buy It Now for only: $134.99
SPECTRUM  Narrow Gauge  CHRISTMAS  STREET CAR  LIGHTED  On30 ScaleNEW
SPECTRUM Narrow Gauge CHRISTMAS STREET CAR LIGHTED On30 ScaleNEW
$69.97
Time Remaining: 18d 4m
Buy It Now for only: $69.97
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE  5 STUDIO PARLOR COMBINE COACH 8081
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 5 STUDIO PARLOR COMBINE COACH 8081
$29.95
Time Remaining: 21d 3h 54m
Buy It Now for only: $29.95
On30 Spectrum Street Car Christmas
On30 Spectrum Street Car Christmas
$79.26
Time Remaining: 23d 45m
Buy It Now for only: $79.26
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 7 CHRISTMAS CHEER OBSERVATION COACH
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 7 CHRISTMAS CHEER OBSERVATION COACH
$29.95
Time Remaining: 24d 58m
Buy It Now for only: $29.95
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE  3 HOLIDAY GATHERING CHRISTMAS COACH
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 3 HOLIDAY GATHERING CHRISTMAS COACH
$29.95
Time Remaining: 24d 3h 39m
Buy It Now for only: $29.95
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE  8 BRINGING HOME THE TREE COMBINE
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 8 BRINGING HOME THE TREE COMBINE
$29.95
Time Remaining: 24d 4h 36m
Buy It Now for only: $29.95
On30 Spectrum Street Car Christmas
On30 Spectrum Street Car Christmas
$83.85
Time Remaining: 25d 11h 34m
Buy It Now for only: $83.85
BACHMANN SPECTRUM ON30 CLOSED CHRISTMAS STREET CAR 25127
BACHMANN SPECTRUM ON30 CLOSED CHRISTMAS STREET CAR 25127
$44.95
Time Remaining: 27d 8h 11m
Buy It Now for only: $44.95
Bachmann Coca Cola Train Engine Tender Bachmann HO Hawthorn Village Christmas
Bachmann Coca Cola Train Engine Tender Bachmann HO Hawthorn Village Christmas
$100.00
Time Remaining: 29d 58m
Buy It Now for only: $100.00

Other On30 Scale train items recently purchased through this site:

THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 8 BRINGING HOME THE TREE COMBINE
HAWTHORNE VILLAGE COCA COLA CHRISTMAS EXPRESS TRAIN BY BACHMANN COMPLETE
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 3 HOLIDAY GATHERING CHRISTMAS COACH
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 8118
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 4 VILLAGE CHRISTMAS OSERVATION COACH
Bachmann On30 Christmas 2 6 0 25227
Bachmann On30 Christmas Closed Streetcar 25127
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 7989
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 7 CHRISTMAS CHEER OBSERVATION COACH
BACHMANN SPECTRUM ON30 CLOSED CHRISTMAS STREET CAR 25127
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 5 STUDIO PARLOR COMBINE COACH 8081
On30 Spectrum Street Car Christmas
THOMAS KINKADE CHRISTMAS EXPRESS ISSUE 2 VICTORIAN CHRISTMAS COACH 7989
HAWTHORNE VILLAGE CHRISTMAS COCA COLA LOCOMOTIVE TENDER TRAIN SET
Bachmann Coca Cola Train Engine Tender Bachmann HO Hawthorn Village Christmas
KINKADE CHRISTMAS EXPRESS TRAIN 9 CARS TRACKS POWER SUPPLY Some COAs
SPECTRUM Narrow Gauge CHRISTMAS STREET CAR LIGHTED On30 ScaleNEW
On30 Spectrum Street Car Christmas
On30 Spectrum Street Car Christmas
on30 spectrum street car christmas