YHM Today

Clean day, better than the weekly average. Departures at 100%. Early morning flights ran 40 points better than afternoon. Fly 5am - 9am if you can. That window has been running at 100%.

Combined OTP
Flights Today
Major Delays
Dep 30+ min late
Best Window
5am - 9am
100% OTP

What This Means for You

Good day to fly from YHM. 100% of departures are on time. Your flight will probably leave on schedule. Normal operations.

If you can choose your departure time: early morning flights (5am - 9am) run at 100%. Afternoon (3pm - 6pm) drops to 60%. That is a 40-point difference from the same airport on the same day.

YHM Flight Board

Live departures and arrivals at John C. Munro Hamilton International Airport.

Status Airline Flight Destination Sched Updated Gate
No flights match your search.
No flight data available.

Pick Your Window

Early Morning vs Afternoon is a 40-point swing at YHM. The early morning block runs at 100%. If you have any say in your departure time, this is the biggest thing you can control.

5am - 9am
Early Morning
100%
Best window
9am - 12pm
Late Morning
72%
Decent
12pm - 3pm
Midday
83%
Best window
3pm - 6pm
Afternoon
60%
Risky
6pm - 10pm
Evening
85%
Best window
12a 1 2 3 4 5 6 7 8 9 10 11 12p 1 2 3 4 5 6 7 8 9 10 11

Through the Day

Morning held up fine at 86%. Hit 50% around 8pm, peaked at 100% around 4am. Currently at 100%, recovered past the morning. A 50-point swing from best to worst today.

vs Last Week

Down 13 points from last week (69% vs 82%). Arrivals roughly the same. Sun was the worst day, Thu the best.

Dep OTP
69%
-13%
Last week: 82%
Arr OTP
80%
+0%
Last week: 80%

The Bigger Picture

YHM has been bouncing between 61% and 100%. Best day was May 17 at 100%. Worst was Jun 14 at 61%. The norm is 78-84%, which is just how YHM runs. Today's 100% is a good day by YHM standards.

About YHM Delays

John C. Munro Hamilton International Airport (YHM) is currently running on time with 100% on-time departures. This data updates every 15 minutes from FAA sources.

John C. Munro Hamilton International Airport has averaged 69% 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 airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 15 minutes, with historical trends available for the past 90 days.

Nearby alternatives include YYZ (Toronto Pearson International Airport), YTZ (Billy Bishop Toronto City Airport) and YXU (London 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.

Source: FAA. Updated every 15 minutes.