Partly stale · checked FAA NAS status 222 h staleForecast cycle 1 hLightning 222 h staleWeather observations no data staleFAA surface data 7 minFAA flight data 2 min

FAA NAS status is stale (222 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (222 h old). Lightning items are paused; thunderstorm items still come from official observations.

Weather observations is stale. Weather items are paused until it is fresh again; missing observations never end a weather event.

Observed Significant Resolved Delay LAS departures

Las Vegas departures back near normal: 6% late in the last hour

Current state
Resolved at 6:48 AM PST
Started
Latest activity
Updates
3
Create monitor View LASFlights at LAS

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

  1. Initial Observed

    Las Vegas departures running late: 64% left 15+ min late in the last hour

    Of 28 departures that took off between 10:41 PM and 11:41 PM PST, 18 left at least 15 minutes late. Las Vegas typically sees 23% 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.

    Evidence for this update
    Measurement window10:41 PM–11:41 PM PST
    Sample28 flights, 18 late (64%)
    Comparison23% typical · US DOT on-time data, last 12 published months, departures in the 11 PM hour
    Median delay21.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-06 07:41 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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  2. De-escalation Observed

    Las Vegas departure delays ease: 57% late in the last hour, still above normal

    What changed: late share 64% → 57%

    Of 28 departures that took off between 11:01 PM and 12:01 AM PST, 16 left at least 15 minutes late. Las Vegas typically sees 23% 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.

    Evidence for this update
    Measurement window11:01 PM–12:01 AM PST
    Sample28 flights, 16 late (57%)
    Comparison23% typical · US DOT on-time data, last 12 published months, departures in the 11 PM hour
    Median delay19.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-06 08:01 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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  3. Recovery Observed

    Las Vegas departures back near normal: 6% late in the last hour

    What changed: late share 64% at worst → 6% now

    Of 31 departures that took off between 5:48 AM and 6:48 AM PST, 2 left at least 15 minutes late. Las Vegas typically sees 6% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 6 AM hour). Measured by Tailodds from FAA flight data against airline schedules. The late share has stayed at or below 16% for 31 minutes across 16 checks, each with at least 12 flights and current data.

    Evidence for this update
    Measurement window5:48 AM–6:48 AM PST
    Sample31 flights, 2 late (6%)
    Comparison6% typical · US DOT on-time data, last 12 published months, departures in the 6 AM hour
    Median delay-1.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-06 14:48 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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