ON TIMEBOARD

UA 739 on time

United Airlines 739: Omaha to Chicago at 3:17 p.m. (past 12 months)

On time
64%
269 flights · likely 58–69%
Cancelled
1.1%
of scheduled flights
Typical arrival
+6 min
median vs schedule
When late
+92 min
average delay
Similar flights
63%
UA, same route & hour

About 1 in 3 UA 739 flights from Omaha arrived 15+ minutes late, diverted or cancelled over the past year (36%); 1.1% were cancelled. The typical flight landed 6 minutes late.

UA 739: OMA → ORD

Scheduled to leave Omaha at 3:17 p.m. local time. Over the past year it arrived on time 64% of the time (269 flights), in line with other UA flights on the route at that hour (63%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 71% on time (28 flights)71AugSep 2025: 60% on time (30 flights)60SepOct 2025: 81% on time (31 flights)81OctNov 2025: 71% on time (24 flights)71NovDec 2025: 65% on time (17 flights)65DecFeb 2026: 88% on time (17 flights)88FebMar 2026: 58% on time (26 flights)58MarApr 2026: too few flights (1 flights)AprMay 2026: 61% on time (31 flights)61MayJun 2026: 63% on time (30 flights)63JunJul 2026: 55% on time (31 flights)55JulAug 2026: 48% on time (31 flights)48Aug

By day of week

DayFlightsOn time
Monday4055%
Tuesday3959%
Wednesday3967%
Thursday3977%
Friday4063%
Saturday3468%
Sunday3861%

Why it was late

Air traffic & airport (NAS) 51%Late inbound plane 42%Airline (crew, maintenance, ops) 7%

All flights OMA → ORD · Connecting off UA 739? Check the risk

Questions

How often is UA 739 from OMA to ORD late?

United Airlines 739 from Omaha, NE to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 36% of 269 scheduled flights between September 2025 and August 2026. 1.1% 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.