Latest arrival OTP
62.1%
-28.5 points year over year
Latest departure OTP
41.4%
-46.1 points year over year
National arrival rank
#337
of 347 airports · -15.5 pts vs. national avg
12-month average
74.8%
Arrival OTP · departures 64.0%

Historical On-Time Performance

Monthly arrival and departure performance, with trailing 12-month averages.

Seasonal Arrival Pattern

Average arrival OTP by calendar month across the loaded history.

Historical Records

MeasureResult
Best monthApr 2025 · 96.6%
Weakest monthMar 2026 · 50.0%
Longest improvement streak6 month-to-month gains
Longest decline streak3 month-to-month declines
Latest reported operations58

Latest 12 Months

Newest month appears first.

MonthArr.Dep.ArrivalsDepartures
May 202662.1%41.4%2929
Apr 202673.8%69.0%4242
Mar 202650.0%40.9%4444
Feb 202672.7%56.8%4444
Jan 202671.8%51.3%3939
Dec 202566.7%49.0%5151
Nov 202585.2%70.4%2727
Oct 202588.9%81.5%2727
Sep 202588.9%88.9%99
Aug 202582.4%70.6%3434
Jul 202571.4%67.3%4949
Jun 202583.8%81.1%3737
Flightline Intel readout: Plattsburgh recorded 62.1 percent on-time arrivals and 41.4 percent on-time departures in May 2026. Its trailing 12-month arrival average stands at 74.8 percent. The strongest month in the current record was Apr 2025 at 96.6 percent, while the weakest was Mar 2026 at 50.0 percent.