ON TIMEBOARD
United Airlines / ORD → BZN

UA 224 on time

United Airlines 224: Chicago to Bozeman at 9:10 a.m.; Richmond to Chicago at 6:00 a.m. (past 12 months). Figures below the title are for ORD → BZN, its busiest leg

On time
81%
285 flights · likely 76–85%
Cancelled
0.4%
of scheduled flights
Typical arrival
−3 min
median vs schedule
When late
+43 min
average delay
Similar flights
79%
UA, same route & hour

About 1 in 5 UA 224 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (19%); 0.4% were cancelled. The typical flight landed 3 minutes early.

UA 224: ORD → BZN

Scheduled to leave Chicago at 9:10 a.m. local time. Over the past year it arrived on time 81% of the time (285 flights), in line with other UA flights on the route at that hour (79%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: too few flights (6 flights)SepOct 2025: 84% on time (31 flights)84OctNov 2025: 83% on time (30 flights)83NovDec 2025: too few flights (1 flights)DecJan 2026: 58% on time (26 flights)58JanFeb 2026: too few flights (11 flights)FebMar 2026: 74% on time (27 flights)74MarApr 2026: 70% on time (30 flights)70AprMay 2026: 90% on time (31 flights)90MayJun 2026: 90% on time (30 flights)90JunJul 2026: 97% on time (31 flights)97JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday4180%
Tuesday4088%
Wednesday4080%
Thursday4190%
Friday4168%
Saturday4176%
Sunday4183%

Why it was late

Air traffic & airport (NAS) 37%Airline (crew, maintenance, ops) 30%Late inbound plane 30%Severe weather 3%

All flights ORD → BZN · Connecting off UA 224? Check the risk

UA 224: RIC → ORD

Scheduled to leave Richmond at 6:00 a.m. local time. Over the past year it arrived on time 81% of the time (211 flights), in line with other UA flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2025: 94% on time (16 flights)94FebMar 2025: too few flights (5 flights)MarSep 2025: too few flights (4 flights)SepOct 2025: too few flights (14 flights)OctDec 2025: too few flights (14 flights)DecJan 2026: too few flights (5 flights)JanMar 2026: 77% on time (22 flights)77MarApr 2026: 77% on time (30 flights)77AprMay 2026: 77% on time (30 flights)77MayJun 2026: 83% on time (30 flights)83JunJul 2026: 65% on time (31 flights)65JulAug 2026: 97% on time (31 flights)97Aug

By day of week

DayFlightsOn time
Monday3385%
Tuesday2774%
Wednesday2778%
Thursday3284%
Friday3479%
Saturday2572%
Sunday3391%

Why it was late

Airline (crew, maintenance, ops) 48%Air traffic & airport (NAS) 47%Late inbound plane 3%Severe weather 1%

All flights RIC → ORD · Connecting off UA 224? Check the risk

Questions

How often is UA 224 from ORD to BZN late?

United Airlines 224 from Chicago, IL to Bozeman, MT arrived 15 or more minutes late, was diverted or was cancelled on 19% of 285 scheduled flights between September 2025 and August 2026. 0.4% were cancelled.

How often is UA 224 from RIC to ORD late?

United Airlines 224 from Richmond, VA to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 19% of 211 scheduled flights between September 2025 and August 2026. 2.8% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.