SFO departures back near normal: 12% late in the last hour
- Current state
- Resolved at 4:58 PM PDT
- 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
-
Initial Observed
SFO departures running late: 54% left 15+ min late in the last hour
Of 24 departures that took off between 7:34 PM and 8:34 PM PDT, 13 left at least 15 minutes late. SFO typically sees 32% 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 7:34 PM–8:34 PM PDT Sample 24 flights, 13 late (54%) Comparison 32% typical · US DOT on-time data, last 12 published months, departures in the 8 PM hour Median delay 22.0 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 03:34 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? -
Escalation Observed
SFO departure delays worsen: 66% late in the last hour
What changed: late share 54% → 66%
Of 29 departures that took off between 9:46 PM and 10:46 PM PDT, 19 left at least 15 minutes late. SFO typically sees 30% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 9:46 PM–10:46 PM PDT Sample 29 flights, 19 late (66%) Comparison 30% typical · US DOT on-time data, last 12 published months, departures in the 10 PM hour Median delay 24.0 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 05:46 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? -
De-escalation Observed
SFO departure delays ease: 41% late in the last hour, still above normal
What changed: late share 66% → 41%
Of 22 departures that took off between 10:06 PM and 11:06 PM PDT, 9 left at least 15 minutes late. SFO typically sees 30% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 10:06 PM–11:06 PM PDT Sample 22 flights, 9 late (41%) Comparison 30% typical · US DOT on-time data, last 12 published months, departures in the 10 PM hour Median delay 5.0 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 06:06 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? -
Recovery Observed
SFO departures back near normal: 12% late in the last hour
What changed: late share 67% at worst → 12% now
Of 26 departures that took off between 3:58 PM and 4:58 PM PDT, 3 left at least 15 minutes late. SFO typically sees 29% 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 30 minutes across 16 checks, each with at least 12 flights and current data.
Evidence for this update
Measurement window 3:58 PM–4:58 PM PDT Sample 26 flights, 3 late (12%) Comparison 29% typical · US DOT on-time data, last 12 published months, departures in the 4 PM hour Median delay -6.0 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 23:58 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?