Horizon Air flight 2133 had to make an emergency landing at Tri-Cities Airport in Pasco, Washington, at around 4:05 p.m. on November 13.
According to Horizon Air spokesperson Halley Knigge, the pilots declared emergency due to a pressurization issue in cabin. The flight was heading from Boise to Seattle at the time.
The plane landed uneventfully and none of the 76 passengers and 4 crew members was injured.
An alternate aircraft was arranged which took the passengers to Seattle.