St Louis departure delays worsen: 80% 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
- 4
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
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Initial Observed
St Louis departures running late: 43% left 15+ min late in the last hour
Of 21 departures that took off between 10:28 AM and 11:28 AM CDT, 9 left at least 15 minutes late. St Louis typically sees 15% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 AM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 10:28 AM–11:28 AM CDT Sample 21 flights, 9 late (43%) Comparison 15% typical · US DOT on-time data, last 12 published months, departures in the 10 AM hour Median delay 13.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-23 16:28 UTC) Sources Tailodds measurement of FAA flight data against airline schedules Provenance observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1 Was this useful? -
Escalation Observed
St Louis departure delays worsen: 69% late in the last hour
What changed: late share 43% → 69%
Of 13 departures that took off between 3:13 PM and 4:13 PM CDT, 9 left at least 15 minutes late. St Louis typically sees 32% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 3 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 3:13 PM–4:13 PM CDT Sample 13 flights, 9 late (69%) Comparison 32% typical · US DOT on-time data, last 12 published months, departures in the 3 PM hour Median delay 43.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-23 21:13 UTC) Sources Tailodds measurement of FAA flight data against airline schedules Provenance observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1 Was this useful? -
De-escalation Observed
St Louis departure delays ease: 40% late in the last hour, still above normal
What changed: late share 69% → 40%
Of 15 departures that took off between 5:06 PM and 6:06 PM CDT, 6 left at least 15 minutes late. St Louis typically sees 30% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 5 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 5:06 PM–6:06 PM CDT Sample 15 flights, 6 late (40%) Comparison 30% typical · US DOT on-time data, last 12 published months, departures in the 5 PM hour Median delay 7.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-23 23:06 UTC) Sources Tailodds measurement of FAA flight data against airline schedules Provenance observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1 Was this useful? -
Escalation Observed
St Louis departure delays worsen: 80% late in the last hour
What changed: late share 40% → 80%
Of 15 departures that took off between 7:44 PM and 8:44 PM CDT, 12 left at least 15 minutes late. St Louis typically sees 39% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 8 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 7:44 PM–8:44 PM CDT Sample 15 flights, 12 late (80%) Comparison 39% typical · US DOT on-time data, last 12 published months, departures in the 8 PM hour Median delay 25.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-24 01:44 UTC) Sources Tailodds measurement of FAA flight data against airline schedules Provenance observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1 Was this useful?
Closed Sat Oct 24, 4:57 AM CDT: No usable measurement for 6 h; closed without a recovery report.