UA3507United Airlines · SDF → ORD
live · 58m ago
Route confirmed United Airlines

UA3507 LouisvilleSDF · 05:15 ChicagoORD · 05:56

UA3507 by United Airlines flies from Louisville (SDF) to Chicago (ORD) for the Mon, Oct 12 departure.

Right nowLanded in Chicago · today
05:36

arrived at ORD · 20 min early

⚖ UA3507 typically leaves +6 and lands −31. The air wins minutes back.
Typical gate push+6 minmedian posted departure
Typical arrival−31 minmedian over 14 operations
Wins back in air~37 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 14tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-12
+6 gate · −20 arrival
10-11
+14 gate · −24 arrival
10-10
+9 gate · −29 arrival
10-09
+4 gate · −31 arrival
10-08
+6 gate · −32 arrival
10-07
+3 gate · −32 arrival
10-06
+4 gate · −36 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 −31 min · 0 cancelled · 14 operations tracked

The route today

live boards
SDFLouisvilleOn-time likelySDF delay board →
ORDChicagoOn-time likelyORD delay board →
SDF→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Early read, sample still building
43%Chance of 15+ min delay
2.6%Chance of cancellation

Conditions at SDF and ORD are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

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 Chicago flights today

same route · United Airlines
UA3422departs 07:00
UA4622departs 07:21
UA3477departs 09:04
UA2074departs 10:25
UA3520departs 10:25
UA5539departs 13:46

If UA3507 is cancelled, these are the other United Airlines nonstop flights from Louisville to Chicago on the same day, with scheduled departure times in SDF local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA3507 actually runs

Pro Flight Search has tracked every published board update for UA3507 across the SDF and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~31 min early. Based on 14 confirmed landings · 14/14 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how UA3507 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
10-12SDF 05:15 05:21 (+6)ORD 05:56 05:36 (−20)
10-11SDF 05:15 05:29 (+14)ORD 05:56 05:32 (−24)
10-10SDF 05:15 05:24 (+9)ORD 05:56 05:27 (−29)
10-09SDF 05:15 05:19 (+4)ORD 05:56 05:25 (−31)
10-08SDF 05:15 05:21 (+6)ORD 05:56 05:24 (−32)
10-07SDF 05:15 05:18 (+3)ORD 05:56 05:24 (−32)
10-06SDF 05:15 05:19 (+4)ORD 05:56 05:20 (−36)
10-05SDF 05:15 05:24 (+9)ORD 05:56 05:25 (−31)
10-04SDF 05:15 05:30 (+15)ORD 05:56 05:45 (−11)
10-03SDF 05:15 05:18 (+3)ORD 05:56 05:16 (−40)
10-02SDF 05:15 05:16 (+1)ORD 05:56 05:26 (−30)
10-01SDF 05:15 05:24 (+9)ORD 05:56 05:25 (−31)
09-30SDF 05:15 05:38 (+23)ORD 05:56 06:00 (+4)
09-29SDF 05:15 05:20 (+5)ORD 05:56 05:20 (−36)

Aircraft

Recent tails: N790YX, N741YX, N788YX, N761YX.

Board clocks recorded as SDF and ORD published them.

Planning around UA3507? 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 — UA3507 Louisville to Chicago on-time performance, measured from the SDF and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA3507
How we measure this →