UA3440United Airlines · DTW → ORD
live · 7m ago
Route confirmed United Airlines

UA3440 DetroitDTW · 05:30 ChicagoORD · 05:59

UA3440 by United Airlines flies from Detroit (DTW) to Chicago (ORD) for the Fri, Oct 16 departure.

Right nowLanded in Chicago · today
05:49

arrived at ORD · 10 min early

⚖ UA3440 typically leaves +8 and lands −23. The air wins minutes back.
Typical gate push+8 minmedian posted departure
Typical arrival−23 minmedian over 14 operations
Wins back in air~31 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
10-16
+9 gate · −10 arrival
10-15
+7 gate · −22 arrival
10-14
+4 gate · −19 arrival
10-13
+15 gate · −4 arrival
10-12
+6 gate · −29 arrival
10-11
+6 gate · −29 arrival
10-10
+1 gate · −29 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 −23 min · 0 cancelled · 14 operations tracked

The route today

live boards
DTWDetroitHigh riskDTW delay board →
ORDChicagoOn-time likelyORD delay board →
DTW→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
38%Chance of 15+ min delay
1.5%Chance of cancellation
+19 minAvg hub delay right now

Driven mainly by ORD (Chicago), currently flying MVFR (marginal visual). For this route and airline, 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 →

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 Detroit to Chicago flights today

same route · United Airlines
UA2027departs 07:30
UA1683departs 07:34
UA6465departs 07:45
UA1503departs 09:02
UA4648departs 10:20
UA426departs 10:25

If UA3440 is cancelled, these are the other United Airlines nonstop flights from Detroit to Chicago on the same day, with scheduled departure times in DTW local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA3440 actually runs

Pro Flight Search has tracked every published board update for UA3440 across the DTW and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~23 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 UA3440 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
10-16DTW 05:30 05:39 (+9)ORD 05:59 05:49 (−10)
10-15DTW 05:30 05:37 (+7)ORD 05:59 05:37 (−22)
10-14DTW 05:30 05:34 (+4)ORD 05:59 05:40 (−19)
10-13DTW 05:30 05:45 (+15)ORD 05:59 05:55 (−4)
10-12DTW 05:30 05:36 (+6)ORD 05:59 05:30 (−29)
10-11DTW 05:30 05:36 (+6)ORD 05:59 05:30 (−29)
10-10DTW 05:30 05:31 (+1)ORD 05:59 05:30 (−29)
10-09DTW 05:30 05:37 (+7)ORD 05:59 05:34 (−25)
10-08DTW 05:30 05:39 (+9)ORD 05:59 05:39 (−20)
10-07DTW 05:30 05:33 (+3)ORD 05:59 05:31 (−28)
10-06DTW 05:30 05:39 (+9)ORD 05:59 05:32 (−27)
10-05DTW 05:30 05:39 (+9)ORD 05:59 05:31 (−28)
10-04DTW 05:30 05:38 (+8)ORD 05:59 05:36 (−23)
10-03DTW 05:30 05:48 (+18)ORD 05:59 05:52 (−7)

Aircraft

Recent tails: N725YX, N789YX, N785YX, N747YX.

Board clocks recorded as DTW and ORD published them.

Planning around UA3440? 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 — UA3440 Detroit to Chicago on-time performance, measured from the DTW and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA3440
How we measure this →