SEA → LAS: cancellations & delays
Over Jan 2023 - Apr 2026, 0.9% of Seattle–Tacoma International Airport (SEA) to Harry Reid International Airport (LAS) flights were cancelled and 23.0% arrived at least 15 minutes late, across 21,193 flights, flown by AS, DL, WN, NK, F9, OO. Cancellations peak in January.
Check today's live SEA departures →Airport pages: Seattle–Tacoma International Airport (SEA) · Harry Reid International Airport (LAS)
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.