I came across these pins of the Alaska Airlines Disney planes on eBay (Listed at $9.00). These are pretty cool.
I went over to Alaska's company store website at:
A search for 'Disney' turns up two pages of cool stuff (Some nice airplane models but almost $200). There are actually 4 different pins available for $3.00 each. I ordered one of each and will let you know what they look like once they show up.