SFO departures back near normal: 6% late in the last hour
- Current state
- Resolved at 11:37 PM PST
- Started
- Latest activity
- Updates
- 10
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
SFO departures running late: 50% left 15+ min late in the last hour
Of 28 departures that took off between 8:44 AM and 9:44 AM PST, 14 left at least 15 minutes late. SFO typically sees 18% 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 8:44 AM–9:44 AM PST Sample 28 flights, 14 late (50%) Comparison 18% typical · US DOT on-time data, last 12 published months, departures in the 9 AM 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 (2026-11-03 17:45 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: 74% late in the last hour
What changed: late share 50% → 74%
Of 27 departures that took off between 9:05 AM and 10:05 AM PST, 20 left at least 15 minutes late. SFO typically sees 18% 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 9:05 AM–10:05 AM PST Sample 27 flights, 20 late (74%) Comparison 18% typical · US DOT on-time data, last 12 published months, departures in the 9 AM 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 (2026-11-03 18:05 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: 47% late in the last hour, still above normal
What changed: late share 74% → 47%
Of 30 departures that took off between 9:58 AM and 10:58 AM PST, 14 left at least 15 minutes late. SFO typically sees 27% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 AM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 9:58 AM–10:58 AM PST Sample 30 flights, 14 late (47%) Comparison 27% typical · US DOT on-time data, last 12 published months, departures in the 10 AM hour Median delay 11.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-03 18:58 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? -
Escalation Observed
SFO departure delays worsen: 80% late in the last hour
What changed: late share 47% → 80%
Of 30 departures that took off between 2:22 PM and 3:22 PM PST, 24 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 2 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 2:22 PM–3:22 PM PST Sample 30 flights, 24 late (80%) Comparison 32% typical · US DOT on-time data, last 12 published months, departures in the 2 PM hour Median delay 76.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-03 23:22 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: 56% late in the last hour, still above normal
What changed: late share 80% → 56%
Of 34 departures that took off between 4:22 PM and 5:22 PM PST, 19 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.
Evidence for this update
Measurement window 4:22 PM–5:22 PM PST Sample 34 flights, 19 late (56%) Comparison 29% typical · US DOT on-time data, last 12 published months, departures in the 4 PM hour Median delay 23.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-04 01:22 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: 76% late in the last hour
What changed: late share 56% → 76%
Of 29 departures that took off between 5:19 PM and 6:19 PM PST, 22 left at least 15 minutes late. SFO typically sees 31% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 5 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 5:19 PM–6:19 PM PST Sample 29 flights, 22 late (76%) Comparison 31% typical · US DOT on-time data, last 12 published months, departures in the 5 PM hour Median delay 44.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-04 02:19 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: 55% late in the last hour, still above normal
What changed: late share 76% → 55%
Of 29 departures that took off between 6:33 PM and 7:33 PM PST, 16 left at least 15 minutes late. SFO typically sees 25% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 7 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 6:33 PM–7:33 PM PST Sample 29 flights, 16 late (55%) Comparison 25% typical · US DOT on-time data, last 12 published months, departures in the 7 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 (2026-11-04 03:35 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: 70% late in the last hour
What changed: late share 55% → 70%
Of 20 departures that took off between 7:12 PM and 8:12 PM PST, 14 left at least 15 minutes late. SFO typically sees 25% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 7 PM hour). Measured by Tailodds from FAA flight data against airline schedules.
Evidence for this update
Measurement window 7:12 PM–8:12 PM PST Sample 20 flights, 14 late (70%) Comparison 25% typical · US DOT on-time data, last 12 published months, departures in the 7 PM hour Median delay 35.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-04 04:12 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? -
De-escalation Observed
SFO departure delays ease: 50% late in the last hour, still above normal
What changed: late share 70% → 50%
Of 14 departures that took off between 7:56 PM and 8:56 PM PST, 7 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 7:56 PM–8:56 PM PST Sample 14 flights, 7 late (50%) Comparison 32% typical · US DOT on-time data, last 12 published months, departures in the 8 PM hour Median delay 34.0 min Method FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds) Source event time Ingested Published here (2026-11-04 04:56 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: 6% late in the last hour
What changed: late share 94% at worst → 6% now
Of 16 departures that took off between 10:37 PM and 11:37 PM PST, 1 left at least 15 minutes late. SFO typically sees 27% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 11 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 10:37 PM–11:37 PM PST Sample 16 flights, 1 late (6%) Comparison 27% typical · US DOT on-time data, last 12 published months, departures in the 11 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 (2026-11-04 07:37 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?