BWI departures back near normal: 7% late in the last hour
- Current state
- Resolved at 12:42 PM EDT
- Started
- Latest activity
- Updates
- 2
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
BWI departures running late: 47% left 15+ min late in the last hour
Of 19 departures that took off between 8:46 AM and 9:46 AM EDT, 9 left at least 15 minutes late. BWI typically sees 17% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 9 AM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 8:46 AM–9:46 AM EDT Sample 19 flights, 9 late (47%) Comparison 17% typical · US DOT on-time data, last 12 published months, departures in the 9 AM hour Median delay 12.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-19 13:46 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? -
Recovery Observed
BWI departures back near normal: 7% late in the last hour
What changed: late share 56% at worst → 7% now
Of 14 departures that took off between 11:42 AM and 12:42 PM EDT, 1 left at least 15 minutes late. BWI typically sees 24% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 12 PM hour). Measured by Tailodds from FAA flight data against airline schedules. The late share has stayed at or below 30% for 31 minutes across 16 checks, each with at least 12 flights and current data.
Evidence for this update
Measurement window 11:42 AM–12:42 PM EDT Sample 14 flights, 1 late (7%) Comparison 24% typical · US DOT on-time data, last 12 published months, departures in the 12 PM hour Median delay 8.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-10-19 16:42 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?