Why Alaska Airlines had to divert a flight As per the Associated Press, the Alaska Airlines Flight 2256 was on its way to Seattle and was coming from Pasco, Washington. It made an unexpected landing after a flight attendant mentioned seeing sparks in the galley. Fortunately, there was no reported injury and all passengers have safely deplaned at the airport. Despite the sparks, Alaska Airlines said that there was no smoke seen or fire. It was not mentioned how many passengers were affected by the flight delay. Alaska Airlines diverted its flight to Yakima, a town that is still within Washington state. The plane model was a turboprop-powered plane model called the De Havilland Canada Dash 8.