UA3508United Airlines · SDF → IAD
updated 5h ago
Route confirmed United Airlines

UA3508 LouisvilleSDF WashingtonIAD

UA3508 by United Airlines flies from Louisville (SDF) to Washington (IAD).

Right nowNext departure today Operates daily
13:59

scheduled from SDF

The route today

live boards
SDFLouisvilleOn-time likelySDF delay board →
IADWashingtonOn-time likelyIAD delay board →
SDF→IADevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
36%Chance of 15+ min delay
2.5%Chance of cancellation
+4 minTypical airport delay in this weather

Conditions at SDF and IAD 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 SDF

Forecast

Wed 11 Nov, local date

High20°Clikely 17°C to 22°C
Low7°Clikely 4°C to 10°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 IAD

Forecast

Wed 11 Nov, local date

High20°Clikely 17°C to 23°C
Low5°Clikely 3°C to 8°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 Louisville to Washington flights today

same route · United Airlines
UA3660departs 06:00
UA6305departs 06:00
UA4059departs 09:55
UA4067departs 14:11

If UA3508 is cancelled, these are the other United Airlines nonstop flights from Louisville to Washington on the same day, with scheduled departure times in SDF 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 UA3508 actually runs

Pro Flight Search has tracked every published board update for UA3508 across the SDF and IAD boards: schedule changes, gate pushes and actual clocks. Combined risk score: 16.4/100. Based on airport operations, weather, and cached board history at SDF and IAD.

The verdict above is that record speaking, so it reflects how UA3508 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Planning around UA3508? 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: UA3508 Louisville to Washington on-time performance, measured from the SDF and IAD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA3508
How we measure this →