UA451United Airlines · ORD → CMH
live · 7m ago
Route confirmed United Airlines

UA451 ChicagoORD · 06:55 ColumbusCMH · 09:25

UA451 by United Airlines flies from Chicago (ORD) to Columbus (CMH).

Right nowNext departure today Operates daily
20:55

scheduled from ORD

Typical gate push−4 minmedian posted departure
Wins back in air~10 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
10-24
−8 gate · −8 arrival
10-23
−4 gate · −20 arrival
10-22
+14 gate
10-21
−5 gate
10-20
+4 gate

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 −14 min · 0 cancelled · 5 operations tracked

The route today

live boards
ORDChicagoOn-time likelyORD delay board →
CMHColumbusOn-time likelyCMH delay board →
ORD→CMHevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
65%Chance of 15+ min delay
6.4%Chance of cancellation
+60 minTypical airport delay in this weather

Driven mainly by ORD (Chicago), currently flying IFR (instrument). 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 ORD

Forecast

Tue 3 Nov, local date

High22°Clikely 20°C to 23°C
Low17°Clikely 15°C to 18°C
  • 92% 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.

Tomorrow at CMH

Forecast

Tue 3 Nov, local date

High23°Clikely 21°C to 24°C
Low13°Clikely 12°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.

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 Chicago to Columbus flights today

same route · United Airlines
UA2299departs 07:29
UA5493departs 07:29
UA3636departs 09:00
UA565departs 10:38
UA3565departs 12:40
UA1069departs 14:16

If UA451 is cancelled, these are the other United Airlines nonstop flights from Chicago to Columbus on the same day, with scheduled departure times in ORD 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 UA451 actually runs

Pro Flight Search has tracked every published board update for UA451 across the ORD and CMH boards: schedule changes, gate pushes and actual clocks. Usually lands ~29 min late. Based on 2 confirmed landings · 1/2 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how UA451 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
10-24ORD 06:55 06:47 (−8)CMH 09:25 09:17 (−8)
10-23ORD 06:55 06:51 (−4)CMH 09:25 09:05 (−20)
10-22ORD 06:55 07:09 (+14)CMH 09:25
10-21ORD 06:55 06:50 (−5)CMH 09:25
10-20ORD 06:55 06:59 (+4)CMH 09:25

Aircraft

Recent tails: N436UA, N841UA.

Board clocks recorded as ORD and CMH published them.

Planning around UA451? 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: UA451 Chicago to Columbus on-time performance, measured from the ORD and CMH airport boards.

Canonical URL
https://proflightsearch.com/flight/UA451
How we measure this →