UA1789 Raleigh/DurhamRDU · 06:00 San AntonioSAT · 07:11
UA1789 by United Airlines flies from Raleigh/Durham (RDU) to San Antonio (SAT) for the Tue, Nov 3 departure.
Same number through RDU → IAD → SAT
arrived at SAT · 11 min late
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 operation0 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at RDU and SAT 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 Raleigh/Durham
ForecastWed 4 Nov, local date
- 52% 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 Washington
ForecastWed 4 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 Raleigh/Durham to San Antonio flights today
same route · United AirlinesIf UA1789 is cancelled, these are the other United Airlines nonstop flights from Raleigh/Durham to San Antonio on the same day, with scheduled departure times in RDU 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 UA1789 actually runs
Pro Flight Search has tracked every published board update for UA1789 across the RDU and SAT boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 14 confirmed landings · 13/14 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 UA1789 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: N38257, N17245, N497UA, N849UA.
Board clocks recorded as RDU and SAT published them.
Planning around UA1789? 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: UA1789 Raleigh/Durham to San Antonio on-time performance, measured from the RDU and SAT airport boards.
https://proflightsearch.com/flight/UA1789
.