TYS Today
Pick Your Window
Early Morning vs Evening is a 45-point swing at TYS. The early morning block runs at 67%. If you have any say in your departure time, this is the biggest thing you can control.
Through the Day
vs Last Week
Down 36 points from last week (40% vs 76%). Arrivals down 17 points too. Mon was the worst day, Sat the best.
The Bigger Picture
TYS has been bouncing between 38% and 84%. Best day was Mar 10 at 84%. Worst was Mar 16 at 38%. The norm is 71-77%, which is just how TYS runs.
About TYS Delays
McGhee Tyson Airport has averaged 40% on-time departures this week, making it frequently delayed. Performance varies by time of day and weather conditions.
McGhee Tyson Airport is one of 179 FAA-monitored US airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 5 minutes, with historical trends available for the past 90 days.
Nearby alternatives include GSP (Greenville-Spartanburg International Airport). When TYS is experiencing delays, these airports may offer better on-time performance.
Early morning departures from McGhee Tyson Airport typically have the highest on-time rates. Delays tend to accumulate throughout the day as cascading effects from earlier disruptions compound. Check the 24-hour trend chart above for today's pattern.