I haven't flown w/ my babies on SW, but I've done maybe 3 other airlines. Wylie has a bigger carrier that I think I got at Petsmart (still fits under seat). Marcel has a Celltei carrier - have you checked those out? Love them. They usually have awesome clearance deals too.
__________________ ~ A friend told me I was delusional. I nearly fell off my unicorn. ~ °¨¨¨°ºOº°¨¨¨° Ann | Pfeiffer | Marcel Verdel Purcell | Wylie | Artie °¨¨¨°ºOº°¨¨¨° |