ON TIMEBOARD

AA 3074 on time

American Airlines 3074: Philadelphia to Chicago at 7:36 a.m. (past 12 months)

On time
83%
138 flights · likely 76–89%
Cancelled
2.2%
of scheduled flights
Typical arrival
−15 min
median vs schedule
When late
+65 min
average delay
Similar flights
81%
AA, same route & hour

About 1 in 6 AA 3074 flights from Philadelphia arrived 15+ minutes late, diverted or cancelled over the past year (17%); 2.2% were cancelled. The typical flight landed 15 minutes early.

AA 3074: PHL → ORD

Scheduled to leave Philadelphia at 7:36 a.m. local time. Over the past year it arrived on time 83% of the time (138 flights), in line with other AA flights on the route at that hour (81%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%May 2025: 93% on time (27 flights)93MayJun 2025: 87% on time (30 flights)87JunJul 2025: 81% on time (31 flights)81JulAug 2025: 74% on time (31 flights)74AugSep 2025: 93% on time (30 flights)93SepOct 2025: too few flights (5 flights)OctMay 2026: too few flights (11 flights)MayJun 2026: 93% on time (30 flights)93JunJul 2026: 58% on time (31 flights)58JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday2080%
Tuesday19—
Wednesday19—
Thursday2080%
Friday2095%
Saturday2080%
Sunday2085%

Why it was late

Air traffic & airport (NAS) 80%Airline (crew, maintenance, ops) 17%Late inbound plane 3%

All flights PHL → ORD · Connecting off AA 3074? Check the risk

Questions

How often is AA 3074 from PHL to ORD late?

American Airlines 3074 from Philadelphia, PA to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 17% of 138 scheduled flights between September 2025 and August 2026. 2.2% 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 American Airlines for today's flight. Method.