Re-posting for third time:
It takes exactly 15mins to run from Limsa Leve counter to Skull Valley.
When I have only an hour to play (as I do most times - if Im lucky its 2 hours), that is 15 mins TO the camp, 30mins to do the leves at that ONE camp, and 15mins to walk back to Limsa.
No going to another camp, no helping out a Linkshell mate, no crafting any of the mats I collected, my play time is done.
Because I spent HALF (more if you count running around for battle/gathering leves) of it traveling