JFK departures back near normal: 18% late in the last hour
- Current state
- Resolved at 4:37 PM EST
- 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
JFK departures running late: 50% left 15+ min late in the last hour
Of 16 departures that took off between 12:49 PM and 1:49 PM EST, 8 left at least 15 minutes late. JFK typically sees 21% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 1 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 12:49 PM–1:49 PM EST Sample 16 flights, 8 late (50%) Comparison 21% typical · US DOT on-time data, last 12 published months, departures in the 1 PM hour Median delay 19.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-15 18:49 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
JFK departures back near normal: 18% late in the last hour
What changed: late share 59% at worst → 18% now
Of 17 departures that took off between 3:37 PM and 4:37 PM EST, 3 left at least 15 minutes late. JFK typically sees 24% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 4 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 3:37 PM–4:37 PM EST Sample 17 flights, 3 late (18%) Comparison 24% typical · US DOT on-time data, last 12 published months, departures in the 4 PM hour Median delay 1.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-15 21:37 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?