tailodds FORECAST
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Observed Significant Resolved Delay BOS departures

Boston departures running late: 71% left 15+ min late in the last hour

Current state
Resolved: closed without a new report (No usable measurement for 6 h; closed without a recovery report.)
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Create monitor View BOSFlights at BOS

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.

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  1. Initial Observed

    Boston departures running late: 71% left 15+ min late in the last hour

    Of 17 departures that took off between 9:30 PM and 10:30 PM EDT, 12 left at least 15 minutes late. Boston typically sees 47% 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 window9:30 PM–10:30 PM EDT
    Sample17 flights, 12 late (71%)
    Comparison47% typical · US DOT on-time data, last 12 published months, departures in the 10 PM hour
    Median delay27.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-10-22 02:30 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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Closed Thu Oct 22, 5:32 AM EDT: No usable measurement for 6 h; closed without a recovery report.