The 2019 Big Sky Conference women's basketball tournament was a postseason tournament that was held from March 11–15, 2019 at CenturyLink Arena in Boise, Idaho.
Portland State, the winner of the Big Sky tournament, earned an automatic bid to the 2019 NCAA tournament.
[1] Big Sky tiebreaker procedures are as follows: * Overall record at end of regular season.
[2] * denotes overtime period