UA499 SeattleSEA · 07:00 NashvilleBNA · 09:19
UA499 by United Airlines flies from Seattle (SEA) to Nashville (BNA).
Same number through SEA → SFO → BNA
scheduled from SEA
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SEA and BNA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow at Seattle
ForecastThu 12 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
Tomorrow at San Francisco
ForecastThu 12 Nov, local date
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Seattle to Nashville flights today
same route · United AirlinesIf UA499 is cancelled, these are the other United Airlines nonstop flights from Seattle to Nashville on the same day, with scheduled departure times in SEA local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →
How UA499 actually runs
Pro Flight Search has tracked every published board update for UA499 across the SEA and BNA boards: schedule changes, gate pushes and actual clocks. Early read: no clear pattern yet. Only 3 completed legs so far: landed +61 min. Not enough to call it.
The verdict above is that record speaking, so it reflects how UA499 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as SEA and BNA published them.
Planning around UA499? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: UA499 Seattle to Nashville on-time performance, measured from the SEA and BNA airport boards.
https://proflightsearch.com/flight/UA499
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