UA5777 San FranciscoSFO · 08:10 PortlandPDX · 10:10
UA5777 by United Airlines flies from San Francisco (SFO) to Portland (PDX).
scheduled from SFO
Where the minutes go
last 6 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 +46 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at SFO and PDX are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, 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 on this route
ForecastSan Francisco to Portland with United Airlines · Thu 29 Oct, local date
- Chance a departure is cancelled
- 0.3%1.3× usual
- Chance a departure leaves 60+ min late
- 7.2%0.9× usual
Forecast weather: 95% chance of rain at Portland
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 7 departures a day on this route with this airline. · 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 San Francisco to Portland flights today
same route · United AirlinesIf UA5777 is cancelled, these are the other United Airlines nonstop flights from San Francisco to Portland on the same day, with scheduled departure times in SFO local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How UA5777 actually runs
Pro Flight Search has tracked every published board update for UA5777 across the SFO and PDX boards: schedule changes, gate pushes and actual clocks. Usually lands ~46 min late. Based on 6 confirmed landings · 3/6 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA5777 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 SFO and PDX published them.
Planning around UA5777? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Pro Flight Search — UA5777 San Francisco to Portland on-time performance, measured from the SFO and PDX airport boards.
https://proflightsearch.com/flight/UA5777
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