Yellowstone - Spring or Fall?

enblethen wrote:
I don't think you wuld save that much time staying at Fishing Bridge.
Best locale for saving time is Madison. No hookups!

Or stay at Grant. Won't need a/c so hook ups aren't as important.

As for when to go, it depends on how early you're talking about in the spring. Can still be lots of snow even into May, making trails to some of the areas a little mucky.