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Airport Operational Performance · DLG

Dillingham On-Time Performance

Historical arrival and departure reliability for Dillingham, AK (DLG), covering 17 reported months.

Latest data: Jun 2026Source: DOT Air Travel Consumer ReportFlightline Intel Beta
Latest arrival OTP
95.2%
+16.3 points year over year
Latest departure OTP
85.7%
-3.8 points year over year
National arrival rank
#7
of 351 airports · +22.4 pts vs. national avg
12-month average
81.9%
Arrival OTP · departures 81.8%

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 monthMay 2023 · 100.0%
Weakest monthDec 2022 · 46.7%
Longest improvement streak3 month-to-month gains
Longest decline streak2 month-to-month declines
Latest reported operations42

Latest 12 Months

Newest month appears first.

MonthArr.Dep.ArrivalsDepartures
Jun 202695.2%85.7%2121
Oct 202566.7%66.7%33
Sep 202590.0%80.0%3030
Aug 202574.2%67.7%3131
Jul 202593.5%90.3%3131
Jun 202578.9%89.5%1919
Sep 202483.3%80.0%3030
Aug 202487.1%93.5%3131
Jul 202483.9%83.9%3131
Jun 202477.8%83.3%1818
Sep 202366.7%70.0%3030
Aug 202385.7%91.4%3535
Flightline Intel readout: Dillingham recorded 95.2 percent on-time arrivals and 85.7 percent on-time departures in Jun 2026. Its trailing 12-month arrival average stands at 81.9 percent. The strongest month in the current record was May 2023 at 100.0 percent, while the weakest was Dec 2022 at 46.7 percent.