UA3678United Airlines · PIT → ORD
live · 9m ago
Route confirmed United Airlines

UA3678 PittsburghPIT · 05:11 ChicagoORD · 05:59

UA3678 by United Airlines flies from Pittsburgh (PIT) to Chicago (ORD) for the Fri, Oct 9 departure.

Right nowLanded in Chicago · today
05:43

arrived at ORD · 16 min early

⚖ UA3678 typically leaves +8 and lands −16. The air wins minutes back.
Typical gate push+8 minmedian posted departure
Typical arrival−16 minmedian over 13 operations
Wins back in air~24 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-09
+6 gate · −16 arrival
10-08
+2 gate · −18 arrival
10-07
+5 gate · −7 arrival
10-06
+6 gate · −27 arrival
10-05
+8 gate · −14 arrival
10-04
+8 gate · −4 arrival
10-03
+7 gate · −14 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 −16 min · 0 cancelled · 13 operations tracked

The route today

live boards
PITPittsburghOn-time likelyPIT delay board →
ORDChicagoOn-time likelyORD delay board →
PIT→ORDevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
1.5%Chance of cancellation
+12 minAvg hub delay right now

Conditions at PIT 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.

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 Pittsburgh to Chicago flights today

same route · United Airlines
UA1803departs 07:00
UA3461departs 08:56
UA455departs 10:56
UA2180departs 14:11
UA3567departs 16:10
UA3577departs 16:10

If UA3678 is cancelled, these are the other United Airlines nonstop flights from Pittsburgh to Chicago on the same day, with scheduled departure times in PIT local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How UA3678 actually runs

Pro Flight Search has tracked every published board update for UA3678 across the PIT and ORD boards: schedule changes, gate pushes and actual clocks. Usually lands ~16 min early. Based on 13 confirmed landings · 13/13 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 UA3678 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
10-09PIT 05:11 05:17 (+6)ORD 05:59 05:43 (−16)
10-08PIT 05:11 05:13 (+2)ORD 05:59 05:41 (−18)
10-07PIT 05:11 05:16 (+5)ORD 05:59 05:52 (−7)
10-06PIT 05:11 05:17 (+6)ORD 05:59 05:32 (−27)
10-05PIT 05:11 05:19 (+8)ORD 05:59 05:45 (−14)
10-04PIT 05:11 05:19 (+8)ORD 05:59 05:55 (−4)
10-03PIT 05:11 05:18 (+7)ORD 05:59 05:45 (−14)
10-02PIT 05:11 05:29 (+18)ORD 05:59 (+0)
10-01PIT 05:11 05:22 (+11)ORD 05:59 05:43 (−16)
09-30PIT 05:11 05:20 (+9)ORD 05:59 05:39 (−20)
09-29PIT 05:11 05:23 (+12)ORD 05:59 05:39 (−20)
09-28PIT 05:11 05:17 (+6)ORD 05:59 05:41 (−18)
09-27PIT 05:11 05:20 (+9)ORD 05:59 05:37 (−22)

Aircraft

Recent tails: N787YX, N775YX, N771YX, N754YX.

Board clocks recorded as PIT and ORD published them.

Planning around UA3678? 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 — UA3678 Pittsburgh to Chicago on-time performance, measured from the PIT and ORD airport boards.

Canonical URL
https://proflightsearch.com/flight/UA3678
How we measure this →