SEA → PSC: cancellations & delays
Over Jan 2023 - Apr 2026, 0.5% of Seattle–Tacoma International Airport (SEA) to Tri Cities Airport (PSC) flights were cancelled and 17.2% arrived at least 15 minutes late, across 6,674 flights, flown by OO, AS. Cancellations peak in November.
Check today's live SEA departures →Airport pages: Seattle–Tacoma International Airport (SEA) · Tri Cities Airport (PSC)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.