TL;DR: Uber charges more if it thinks you might be expensing the trip. When going home from the airport try setting as destination a place close to your house.

TL;DR: Uber charges more if it thinks you might be expensing the trip. When going home from the airport try setting as destination a place close to your house. That will fool the system and will give you a non inflated upfront price. Then wait to be in the middle of the ride and ask driver to change destination and take you home.