UA803 WashingtonIAD · 12:20 TokyoHND · 16:50
UA803 by United Airlines flies from Washington (IAD) to Tokyo (HND) for the Tue, Nov 3 departure.
estimated arrival at HND · local time · ~5h 04m from now
board checked 25m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 13:00 · typical taxi-out at IAD ≈ 7.8 min. No receiver coverage over open ocean.
Where the minutes go
last 7 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival −5 min · 0 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at IAD and HND 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 Washington
ForecastWed 4 Nov, local date
- 25% chance of fog
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 Tokyo
ForecastThu 5 Nov, local date
- 96% chance of rain
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.
How UA803 actually runs
Pro Flight Search has tracked every published board update for UA803 across the IAD and HND boards: schedule changes, gate pushes and actual clocks. Usually lands ~5 min early. Based on 13 confirmed landings · 10/13 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how UA803 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: N69020, N27015, N77012, N77019.
Board clocks recorded as IAD and HND published them.
Planning around UA803? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: UA803 Washington to Tokyo on-time performance, measured from the IAD and HND airport boards.
https://proflightsearch.com/flight/UA803
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