Seattle departures back near normal: 13% late in the last hour
- Current state
- Resolved at 6:34 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: 50% left 15+ min late in the last hour
Of 32 departures that took off between 4:12 PM and 5:12 PM PST, 16 left at least 15 minutes late. Seattle typically sees 22% 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.
Evidence for this update
Measurement window 4:12 PM–5:12 PM PST Sample 32 flights, 16 late (50%) Comparison 22% typical · US DOT on-time data, last 12 published months, departures in the 4 PM hour Median delay 16.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-11 01:12 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: 13% late in the last hour
What changed: late share 52% at worst → 13% now
Of 23 departures that took off between 5:34 PM and 6:34 PM PST, 3 left at least 15 minutes late. Seattle typically sees 24% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 6 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 5:34 PM–6:34 PM PST Sample 23 flights, 3 late (13%) Comparison 24% typical · US DOT on-time data, last 12 published months, departures in the 6 PM hour Median delay 0.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-11 02:34 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?