3 hour legs are preferred but it is okay to stretch it up to another hour now and then to deal with weather, rocks, or to trim the number of stops
The plane is very comfortable, great views, good seats, music, conversation, snack service... manage fluids.
The plan was for 3 legs to Kentucky with an overnight but lingering weather prompted us to skip the overnight in favor of a fantastic final night flight leg to Florida.
In the right conditions, night flying an RV is spectacular.
Propdog does great with the doggie hoodie, he does not fuss with it at all and appears to be quite comfortable with it on.