UA4395United Airlines · STL → ORD
updated 35m ago
Route confirmed United Airlines

UA4395 St LouisSTL · 10:53 ChicagoORD · 12:29

UA4395 by United Airlines flies from St Louis (STL) to Chicago (ORD) for the Tue, Nov 3 departure.

Right nowLanded in Chicago · today
12:00

arrived at ORD · 29 min early

Typical gate push+8 minmedian posted departure
Typical arrival+3 minmedian over 7 operations
Wins back in air~5 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+72+143+215 min
11-03
+4 gate · −29 arrival
11-02
+8 gate · +3 arrival
11-01
+215 gate · +192 arrival
10-31
+26 gate · +6 arrival
10-30
+7 gate · −20 arrival
10-29
+8 gate · +11 arrival
10-28
+19 gate · −15 arrival

The 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 operation

median arrival +3 min · 0 cancelled · 7 operations tracked

The route today

live boards
STLSt LouisOn-time likelySTL delay board →
ORDChicagoOn-time likelyORD delay board →
STL→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
46%Chance of 15+ min delay
1.7%Chance of cancellation
+16 minTypical airport delay in this weather

Driven mainly by ORD (Chicago), currently flying MVFR (marginal visual). 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 St Louis

Forecast

Wed 4 Nov, local date

High17°Clikely 15°C to 18°C
Low12°Clikely 10°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 Chicago

Forecast

Wed 4 Nov, local date

High19°Clikely 17°C to 20°C
Low12°Clikely 9°C to 16°C
  • 97% chance of rain

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 St Louis to Chicago flights today

same route · United Airlines
UA4439departs 05:00
UA4423departs 06:00
UA5638departs 06:00
UA2414departs 07:30
UA4183departs 08:30
UA4808departs 09:30

If UA4395 is cancelled, these are the other United Airlines nonstop flights from St Louis to Chicago on the same day, with scheduled departure times in STL 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 UA4395 actually runs

Pro Flight Search has tracked every published board update for UA4395 across the STL and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 7 confirmed landings · 6/7 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA4395 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-03STL 10:53 10:57 (+4)ORD 12:29 12:00 (−29)
11-02STL 10:53 11:01 (+8)ORD 12:29 12:32 (+3)
11-01STL 10:53 14:28 (+215)ORD 12:29 15:41 (+192)
10-31STL 11:15 11:41 (+26)ORD 12:51 12:57 (+6)
10-30STL 10:53 11:00 (+7)ORD 12:29 12:09 (−20)
10-29STL 10:53 11:01 (+8)ORD 12:29 12:40 (+11)
10-28STL 10:53 11:12 (+19)ORD 12:29 12:14 (−15)

Aircraft

Recent tails: N547GJ, N557GJ, N509GJ, N503GJ.

Board clocks recorded as STL and ORD published them.

Planning around UA4395? 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: UA4395 St Louis to Chicago on-time performance, measured from the STL and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA4395
How we measure this →