UA3926United Airlines · IAH → SFO
live · 6m ago
Route confirmed United Airlines

UA3926 HoustonIAH San FranciscoSFO

UA3926 by United Airlines flies from Houston (IAH) to San Francisco (SFO).

Right nowNext departure today Operates daily
23:30

scheduled from IAH

The route today

live boards
IAHHoustonOn-time likelyIAH delay board →
SFOSan FranciscoOn-time likelySFO delay board →
IAH→SFOevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
1.3%Chance of cancellation
+12 minTypical airport delay in this weather

Conditions at IAH and SFO 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 on this route

Forecast

Houston to San Francisco with United Airlines · Sat 31 Oct, local date

Outlook: high
Chance a departure is cancelled
0.5%0.9× usual
Chance a departure leaves 60+ min late
13%1.9× usual

Forecast weather: 97% chance of rain at Houston

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 11 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 departures
061422
M
T
W
T
F
S
S

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

Other Houston to San Francisco flights today

same route · United Airlines
UA1883departs 05:10
UA1845departs 06:30
UA1768departs 07:20
UA1229departs 08:00
UA2744departs 08:30
UA3936departs 09:00

If UA3926 is cancelled, these are the other United Airlines nonstop flights from Houston to San Francisco on the same day, with scheduled departure times in IAH 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 UA3926 actually runs

Pro Flight Search has tracked every published board update for UA3926 across the IAH and SFO boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at IAH and SFO.

The verdict above is that record speaking, so it reflects how UA3926 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA3926? 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: UA3926 Houston to San Francisco on-time performance, measured from the IAH and SFO airport boards.

Canonical URL
https://proflightsearch.com/flight/UA3926
How we measure this →