UA433United Airlines · SFO → BNA
live · 6m ago
Route confirmed United Airlines

UA433 San FranciscoSFO NashvilleBNA

UA433 by United Airlines flies from San Francisco (SFO) to Nashville (BNA).

Right nowNext departure tomorrow Operates daily
09:30

scheduled from SFO

The route today

live boards
SFOSan FranciscoOn-time likelySFO delay board →
BNANashvilleOn-time likelyBNA delay board →
SFO→BNAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
43%Chance of 15+ min delay
1.0%Chance of cancellation
+10 minTypical airport delay in this weather

Conditions at SFO 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 San Francisco

Forecast

Sun 8 Nov, local date

High21°Clikely 20°C to 22°C
Low13°Clikely 11°C to 14°C

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 BNA

Forecast

Sun 8 Nov, local date

High16°Clikely 15°C to 17°C
Low2°Clikely 1°C to 3°C

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 departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other San Francisco to Nashville flights today

same route · United Airlines
UA499departs 10:50
UA488departs 12:40
UA2262departs 16:25
UA8126departs 16:25
UA1815departs 23:59

If UA433 is cancelled, these are the other United Airlines nonstop flights from San Francisco to Nashville on the same day, with scheduled departure times in SFO 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 UA433 actually runs

Pro Flight Search has tracked every published board update for UA433 across the SFO and BNA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at SFO and BNA.

The verdict above is that record speaking, so it reflects how UA433 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA433? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: UA433 San Francisco to Nashville on-time performance, measured from the SFO and BNA airport boards.

Canonical URL
https://proflightsearch.com/flight/UA433
How we measure this →