Seattle departures back near normal: 21% late in the last hour
- Current state
- Resolved at 3:02 PM PST
- 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
Seattle departures running late: 51% left 15+ min late in the last hour
Of 35 departures that took off between 11:59 AM and 12:59 PM PST, 18 left at least 15 minutes late. Seattle typically sees 21% 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.
Evidence for this update
Measurement window 11:59 AM–12:59 PM PST Sample 35 flights, 18 late (51%) Comparison 21% typical · US DOT on-time data, last 12 published months, departures in the 12 PM hour Median delay 15.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-06 20:59 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
Seattle departures back near normal: 21% late in the last hour
What changed: late share 57% at worst → 21% now
Of 29 departures that took off between 2:02 PM and 3:02 PM PST, 6 left at least 15 minutes late. Seattle typically sees 21% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 2 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 2:02 PM–3:02 PM PST Sample 29 flights, 6 late (21%) Comparison 21% typical · US DOT on-time data, last 12 published months, departures in the 2 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 (2026-11-06 23:02 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?