ON TIMEBOARD

AA 490 on time

American Airlines 490: Philadelphia to Chicago at 5:12 p.m. (past 12 months)

On time
57%
129 flights · likely 49–66%
Cancelled
2.3%
of scheduled flights
Typical arrival
+4 min
median vs schedule
When late
+57 min
average delay
Similar flights
55%
AA, same route & hour

About 1 in 2 AA 490 flights from Philadelphia arrived 15+ minutes late, diverted or cancelled over the past year (43%); 2.3% were cancelled. The typical flight landed 4 minutes late.

AA 490: PHL → ORD

Scheduled to leave Philadelphia at 5:12 p.m. local time. Over the past year it arrived on time 57% of the time (129 flights), in line with other AA flights on the route at that hour (55%). Last seen in the data Aug 31, 2026.

Month by month

20%60%100%Mar 2025: 90% on time (31 flights)90MarApr 2025: 50% on time (30 flights)50AprMay 2025: 43% on time (30 flights)43MayJun 2025: 33% on time (30 flights)33JunJul 2025: 29% on time (31 flights)29JulAug 2025: 48% on time (31 flights)48AugSep 2025: 52% on time (27 flights)52SepOct 2025: 50% on time (30 flights)50OctNov 2025: too few flights (1 flights)NovApr 2026: 67% on time (24 flights)67AprMay 2026: 65% on time (20 flights)65MayAug 2026: 56% on time (27 flights)56Aug

By day of week

DayFlightsOn time
Monday19—
Tuesday19—
Wednesday19—
Thursday18—
Friday18—
Saturday18—
Sunday18—

Why it was late

Air traffic & airport (NAS) 39%Late inbound plane 34%Airline (crew, maintenance, ops) 19%Severe weather 5%Security 3%

All flights PHL → ORD · Connecting off AA 490? Check the risk

Questions

How often is AA 490 from PHL to ORD late?

American Airlines 490 from Philadelphia, PA to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 43% of 129 scheduled flights between September 2025 and August 2026. 2.3% 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.