tailodds FORECAST
Live · checked FAA national advisories 2 minFAA NAS status <1 minForecast cycle 67 minLightning <1 minWeather observations 3 minFAA surface data 4 minFAA flight data 4 min
Observed Major Resolved Delay STL departures

St Louis departure delays worsen: 92% late in the last hour

Current state
Resolved: closed without a new report (No usable measurement for 6 h; closed without a recovery report.)
Started
Latest activity
Updates
2
Create monitor View STLFlights at STL

Tailodds reports what the FAA publishes, what we measure and what our model forecasts. It doesn’t control airport operations or change bookings; check with your airline about your trip.

Updates oldest first

  1. Initial Observed

    St Louis departures running late: 50% left 15+ min late in the last hour

    Of 14 departures that took off between 10:39 AM and 11:39 AM CDT, 7 left at least 15 minutes late. St Louis typically sees 21% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 11 AM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window10:39 AM–11:39 AM CDT
    Sample14 flights, 7 late (50%)
    Comparison21% typical · US DOT on-time data, last 12 published months, departures in the 11 AM hour
    Median delay16.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-10-25 16:39 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?
  2. Escalation Observed

    St Louis departure delays worsen: 92% late in the last hour

    What changed: late share 50% → 92%

    Of 12 departures that took off between 10:16 PM and 11:16 PM CDT, 11 left at least 15 minutes late. St Louis typically sees 46% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window10:16 PM–11:16 PM CDT
    Sample12 flights, 11 late (92%)
    Comparison46% typical · US DOT on-time data, last 12 published months, departures in the 10 PM hour
    Median delay39.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-10-26 04:16 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?

Closed Mon Oct 26, 5:20 AM CDT: No usable measurement for 6 h; closed without a recovery report.