ON TIMEBOARD

UA 5064 on time

United Airlines 5064: Decatur to Chicago at 7:09 p.m.; Chicago to Decatur at 4:45 p.m. (past 12 months). Figures below the title are for DEC → ORD, its busiest leg

On time
52%
237 flights · likely 46–59%
Cancelled
7.2%
of scheduled flights
Typical arrival
+8 min
median vs schedule
When late
+89 min
average delay
Similar flights
53%
UA, same route & hour

About 1 in 2 UA 5064 flights from Decatur arrived 15+ minutes late, diverted or cancelled over the past year (48%); 7.2% were cancelled. The typical flight landed 8 minutes late.

UA 5064: DEC → ORD

Scheduled to leave Decatur at 7:09 p.m. local time, operated by SkyWest as OO 5064. Over the past year it arrived on time 52% of the time (237 flights), in line with other UA flights on the route at that hour (53%). Last seen in the data Aug 10, 2026.

Usually United Airlines's last flight of the day from Decatur to Chicago (78% of days). United Airlines's last DEC–ORD flight was cancelled 8.0% of the time, against 2.3% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 9:37 a.m. the next morning.

Month by month

30%65%100%Jul 2025: 41% on time (22 flights)41JulAug 2025: 41% on time (22 flights)41AugSep 2025: 71% on time (21 flights)71SepOct 2025: 38% on time (24 flights)38OctNov 2025: 45% on time (29 flights)45NovDec 2025: 45% on time (29 flights)45DecJan 2026: 52% on time (31 flights)52JanFeb 2026: 64% on time (28 flights)64FebMar 2026: 54% on time (28 flights)54MarJun 2026: too few flights (6 flights)JunJul 2026: 52% on time (31 flights)52JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday3759%
Tuesday2850%
Wednesday3560%
Thursday3554%
Friday3751%
Saturday2945%
Sunday3644%

Why it was late

Late inbound plane 46%Airline (crew, maintenance, ops) 33%Air traffic & airport (NAS) 18%Severe weather 3%

All flights DEC → ORD · Connecting off UA 5064? Check the risk

UA 5064: ORD → DEC

Scheduled to leave Chicago at 4:45 p.m. local time, operated by SkyWest as OO 5064. Over the past year it arrived on time 53% of the time (158 flights), in line with other UA flights on the route at that hour (55%). Last seen in the data Aug 31, 2026.

Usually United Airlines's last flight of the day from Chicago to Decatur (72% of days). United Airlines's last ORD–DEC flight was cancelled 6.5% of the time, against 1.9% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 7:45 a.m. the next morning.

Month by month

20%60%100%Dec 2023: too few flights (6 flights)DecJan 2024: too few flights (5 flights)JanAug 2024: too few flights (9 flights)AugSep 2024: 67% on time (18 flights)67SepJan 2026: 38% on time (26 flights)38JanFeb 2026: too few flights (11 flights)FebMar 2026: too few flights (3 flights)MarApr 2026: 30% on time (30 flights)30AprMay 2026: 60% on time (20 flights)60MayJun 2026: too few flights (6 flights)JunJul 2026: 61% on time (31 flights)61JulAug 2026: 58% on time (31 flights)58Aug

By day of week

DayFlightsOn time
Monday2348%
Tuesday2352%
Wednesday2361%
Thursday2241%
Friday2264%
Saturday2255%
Sunday2348%

Why it was late

Late inbound plane 43%Airline (crew, maintenance, ops) 26%Air traffic & airport (NAS) 25%Severe weather 7%

All flights ORD → DEC · Connecting off UA 5064? Check the risk

Questions

How often is UA 5064 from DEC to ORD late?

United Airlines 5064 from Decatur, IL to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 48% of 237 scheduled flights between September 2025 and August 2026. 7.2% were cancelled.

How often is UA 5064 from ORD to DEC late?

United Airlines 5064 from Chicago, IL to Decatur, IL arrived 15 or more minutes late, was diverted or was cancelled on 47% of 158 scheduled flights between September 2025 and August 2026. 7.6% 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.