score:2
There is bus 97 running from the Airport to close to the University of Ottawa:
The bus runs all day and night according to OC Transpo's own planner (contradicting what Rome2Rio seems to suggest above).
Upvote:2
There's an all day (and night) bus (97) service with, as far as I can see a stop at uOttawa (Nicholas st. and Laurier st.)
There are also taxi service at the airport. and there's also Uber.