UA5397 San AntonioSAT · 00:30 Sioux FallsFSD · 06:59
UA5397 by United Airlines flies from San Antonio (SAT) to Sioux Falls (FSD).
Same number through SAT → DEN → FSD
scheduled from SAT
The route today
live boardsWeather lens
Weather-conditioned outlook for this flight right now
Measured, 90-day sampleDriven mainly by FSD (Sioux Falls), currently flying IFR (instrument). 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 on this route
ForecastSan Antonio to Denver with United Airlines · Sun 1 Nov, local date
- Chance a departure leaves 60+ min late
- 9.3%0.9× usual
Forecast weather: 50% chance of fog at San Antonio; 51% chance of fog at Denver
No cancellation outlook here: this airport's board does not publish cancellations reliably.
Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Fewer than one departure a day on this route with this airline, so read it as a rough guide. · 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 Antonio to Sioux Falls flights today
same route · United AirlinesIf UA5397 is cancelled, these are the other United Airlines nonstop flights from San Antonio to Sioux Falls on the same day, with scheduled departure times in SAT 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 UA5397 actually runs
Pro Flight Search has tracked every published board update for UA5397 across the SAT and FSD boards: schedule changes, gate pushes and actual clocks. Usually lands ~21 min early. Based on 5 confirmed landings · 5/5 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how UA5397 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Aircraft
Recent tails: N640SY, N106SY, N136SY, N124SY.
Board clocks recorded as SAT and FSD published them.
Planning around UA5397? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: UA5397 San Antonio to Sioux Falls on-time performance, measured from the SAT and FSD airport boards.
https://proflightsearch.com/flight/UA5397
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