YHM Today
Pick Your Window
Evening vs Early Morning is a 55-point swing at YHM. The evening block runs at 86%. If you have any say in your departure time, this is the biggest thing you can control.
Through the Day
vs Last Week
Down 16 points from last week (59% vs 75%). Tue was the worst day, Thu the best.
The Bigger Picture
YHM has been bouncing between 35% and 92%. Best day was Mar 9 at 92%. Worst was Mar 6 at 35%. The norm is 69-75%, which is just how YHM runs.
About YHM Delays
John C. Munro Hamilton International Airport has averaged 59% on-time departures this week, making it frequently delayed. Performance varies by time of day and weather conditions.
John C. Munro Hamilton International 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 YYZ (Toronto Pearson International Airport), YTZ (Billy Bishop Toronto City Airport), YXU (London International Airport) and BUF (Buffalo Niagara International Airport). When YHM is experiencing delays, these airports may offer better on-time performance.
Early morning departures from John C. Munro Hamilton International 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.