Flight profile · United Airlines
UA561
Chicago (ORD) to Kansas City (MCI) · scheduled 12:45 PM – 2:20 PM
How UA561 performs
688 operations, May 2024 – July 2026.
UA561 arrived on time 81.2% of the time, against 74.3% for all ORD → MCI flights, so this departure is 6.9 percentage points better than the route as a whole. Against United Airlines’ own flights on this route it is 5.9 points better.
Source: US DOT Bureau of Transportation Statistics · 688 operations, May 2024 – July 2026 · If UA561 is cancelled or significantly changed, DOT’s automatic refund rule may entitle you to your money back. The refund checker walks through eligibility.
Where UA561 is right now
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Against the rest of the route
| Flight or route | On time | Cancelled | Median delay | Severe | Flights |
|---|---|---|---|---|---|
| UA561 | 81.2% | 0.87% | -7 min | 6.5% | 688 |
| United Airlines on ORD → MCI | 75.3% | 1.23% | -4 min | 9.3% | 4,293 |
| All ORD → MCI flights | 74.3% | 1.79% | -3 min | 9.9% | 10,960 |
Source: FlyerIntel analysis of US DOT BTS data · May 2024 – July 2026
Why UA561 runs late
Where US DOT attributed the delay minutes on this flight.
the inbound aircraft was late, so this flight started late
crew, maintenance, boarding and fueling, all within the carrier’s control
airspace and airport capacity, including weather-driven flow control
weather severe enough to stop this flight specifically
Share of the delay minutes US DOT attributed to each cause for UA561 on ORD → MCI. Only delays of 15 minutes or more are attributed.
Source: US DOT Bureau of Transportation Statistics · Data covering May 2024 – July 2026
Does a late aircraft delay this flight?
How often the plane that flies UA561 comes in late, and what that does to the departure.
The aircraft flying UA561 came in 15 or more minutes late on 10% of the departures where its previous flight is known. There are not enough departures in both groups to say how the flight left after a late one and after an on-time one.
Each departure is matched to the flight the same aircraft flew into ORD just before it, using the tail number in the DOT file, 619 of 683 departures in all. A departure is left out when that flight is unknown, was cancelled or diverted, or the aircraft had sat for more than 12 hours. A flight the airline cancelled never left and is not in the count, and one flown by a substitute aircraft is matched to the aircraft that flew it, not to the one first planned.
Against the network at the same turn length
| Share of departures | Inbound landed 15+ late |
|---|---|
| UA561 | 10% |
| Network, same turn | 17% |
The schedule leaves a normal turn: enough time to clean and board if the aircraft is on time, little to spare if it is not.
The network row is every flight with a scheduled turn of 60 to 89 minutes. How often UA561’s aircraft landed 15 or more minutes late is lower than the network’s. There are not enough departures in both groups to compare how it left.
More: Which Flight Numbers Pay for a Late Aircraft lists the flight numbers that pass a late aircraft on.
Source: US DOT Bureau of Transportation Statistics · Data covering May 2024 – July 2026
From pushback to gate
When it leaves ORD late, does that still matter by the time it reaches MCI?
UA561 pushes back an average of 10.6 minutes late and reaches the gate at MCI an average of 4.6 minutes late. The 6.0 minutes between those two figures are slack the published schedule already carries, which is why a late pushback on this flight does not reliably become a late arrival. It spends 21.4 minutes on the taxiways at ORD, 1.5 minutes shorter than a typical ORD departure in the same hour.
On arrival at MCI, UA561 spends 7.2 min taxiing from touchdown to the gate — ground time a connecting passenger sits through before they can even leave the aircraft, on top of however late the flight itself ran. That is 1.2 minutes longer than a typical MCI arrival (6.0 min).
Departure delay is averaged over every pushback and arrival delay over every completed arrival, so the two counts differ by the flights that never reached MCI. Taxi-out is gate to wheels up and sits inside the scheduled block rather than on top of it; the comparison is 45,349 departures from ORD scheduled in the clock hour UA561 most often leaves in. Taxi-in is landing to gate, compared against every arrival FlyerIntel has on file at MCI (152,684 flights), not just UA561’s own. More on taxi time.
Source: FlyerIntel analysis of US DOT BTS data · May 2024 – July 2026
The hour it leaves ORD
Part of any flight’s record belongs to the clock rather than to the flight. UA561 has one departure time, so this is what that time is worth.
On-time arrival rate. 45,349 departures from ORD are scheduled in the 12 PM–1 PM hour over the period, against 952,802 across the whole day.
UA561 is scheduled out of ORD at 12:45 PM, in the 12 PM–1 PM bank. Departures from ORD in that hour arrive on time 77.2% of the time against 74.5% across the airport’s whole day, so the hour UA561 leaves in is an ordinary one for ORD and explains nothing about its record either way.
The two airport figures cover every departure from ORD to every destination, so they describe the slot rather than this journey — the like-for-like comparison against the route is above. Hours are scheduled local, and a number whose schedule moved between banks inside the period has no single hour and is not described here at all. Why the hour matters.
Source: FlyerIntel analysis of US DOT BTS data · May 2024 – July 2026 · Hours below 120 departures are not scored.
Other routes UA561 has flown
A flight number is a slot in a schedule, and carriers reassign it. These are the other city pairs this number served in the analysis period.
| Route | Operated | Flights | On time |
|---|---|---|---|
| CLE→ORD Cleveland to Chicago | April 2–27, 2026 | 16 | — |
| ORD→MCO Chicago to Orlando | January 11, 2024 – April 25, 2026 | 56 | — |
| PBI→ORD West Palm Beach to Chicago | March 5–28, 2026 | 24 | — |
| ORD→DSM Chicago to Des Moines | March 14, 2026 | 1 | — |
| PIT→ORD Pittsburgh to Chicago | October 26, 2025 – March 4, 2026 | 85 | — |
| ORD→MDT Chicago to Harrisburg | December 18, 2025 – January 5, 2026 | 18 | — |
| MCO→ORD Orlando to Chicago | March 8, 2024 – December 17, 2025 | 24 | — |
| LGA→ORD New York to Chicago | May 22, 2025 – September 24, 2025 | 101 | 88.9% |
| ORD→MSN Chicago to Madison | August 21, 2025 | 1 | — |
| DCA→ORD Washington to Chicago | October 27, 2024 – May 21, 2025 | 19 | — |
| MSP→IAH Minneapolis to Houston | May 3–17, 2025 | 3 | — |
| RSW→ORD Fort Myers to Chicago | March 6–29, 2025 | 24 | — |
| SMF→IAD Sacramento to Washington | December 19, 2024 – January 6, 2025 | 19 | — |
| PHL→ORD Philadelphia to Chicago | December 3–18, 2024 | 16 | — |
| SFO→ORD San Francisco to Chicago | March 31, 2024 – December 2, 2024 | 218 | 94.0% |
| SBN→ORD South Bend to Chicago | November 15, 2024 | 1 | — |
| ORD→IAH Chicago to Houston | May 25, 2024 – June 22, 2024 | 5 | — |
| ORD→BUF Chicago to Buffalo | May 2–22, 2024 | 21 | — |
| ORD→BOS Chicago to Boston | March 31, 2024 | 1 | — |
| MSP→ORD Minneapolis to Chicago | January 9, 2024 – March 6, 2024 | 53 | — |
| DEN→FLL Denver to Fort Lauderdale | November 28, 2023 – January 8, 2024 | 42 | — |
| DEN→SLC Denver to Salt Lake City | October 29, 2023 – November 27, 2023 | 29 | — |
| ORD→OMA Chicago to Omaha | November 23, 2023 | 1 | — |
| DEN→COS Denver to Colorado Springs | September 29, 2023 – October 28, 2023 | 30 | — |
| DEN→FSD Denver to Sioux Falls | July 1, 2023 – September 28, 2023 | 88 | — |
| ORD→BZN Chicago to Bozeman | September 4, 2023 | 1 | — |
| RNO→SFO Reno to San Francisco | July 2, 2023 | 1 | — |
Because the same number has served different journeys, the statistics above describe only the route UA561 currently operates. Blending them would produce an average of two different flights.
When it goes wrong
The average describes a usual day. This is the day that ruins a connection.
43 min late
against a median of 7 min early
Percentiles over 688 operations; cancelled and diverted flights are counted separately.
Source: US DOT Bureau of Transportation Statistics · Data covering May 2024 – July 2026
Data and methodology
Calculated by FlyerIntel from 688 records of UA561 operating ORD → MCI, published by the US DOT Bureau of Transportation Statistics. A flight counts as delayed when it arrives 15 or more minutes after schedule. Cancelled and diverted flights are excluded from the on-time rate and reported separately. Flight numbers are resolved as carrier plus number plus route, because the same number serves different routes over time.
Full methodology · Data sources · Report a problem
Related research: Most and Least Reliable Flight Numbers · The Delay You Inherit · Making Up Time in the Air
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