US (the better version)

Guide (Will reset for good Popplio): https://docs.google.com/document/d/1mLAdMdN92q0zsLb76vnhMP8hBqOA14xWMsuh8IYOxl0/edit?usp=sharing

Guide (Won't have to reset for Popplio): https://docs.google.com/document/d/11657UGPcM2CxzX3u438-BWhY2bAcIFF8Z6DlP4tHhcI/edit?usp=sharing

UM (the slightly worse version):

Guide (Will reset for Good Popplio): https://docs.google.com/document/d/1P5vUaa5MFR18iz5-vYfaOKAMxblFKEiT0mdrkJf_x58/edit?usp=sharing

Guide (Won't Reset for Popplio): https://docs.google.com/document/d/1KsGO9IZArROxY4CxUNdI1ydpd6I6FmHrZuV2gaHCxgw/edit?usp=sharing

This route is more consistent than Hawlucha (move accuracy and berries) but slower.

Ultra Sun has faster Ultra Recon Squad Fights

Ultra Moon has faster fairy trial Fights

Normal Trial is riskier in Ultra Moon (Outsped and Bite + Flinch is worse)