Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 4668 · Chicago (ORD) → Louisville (SDF)
Sold by American, flown by Republic. Still flying: 54 of the last 56 days (Daily).
Arrives on time86%within 15 minutes, of 70 flights
Cancelled5.7%of scheduled flights
An hour or more late9%of flights that operated
When late, on average79 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Louisville is 1 h ahead of Chicago).
- Leaves ORD
- 16:02
- Arrives SDF
- 18:36
- Flight time
- 1h 36m
- Days flown, last 8 weeks
- 54 of 56
Each square is a day, Sat Jun 6 to Fri Jul 31, two weeks per row (each column is the same weekday); filled = flew.
How late it arrives
Share of flights that operated arriving more than this late.
Horizontal: minutes late at arrival (0 to 3 hours). Vertical: share of flights later than that.
Its hour at ORD
All flights leaving Chicago (ORD) at 4–5 pm, wherever they’re going: 70% left within 15 minutes and 3.6% were cancelled (23,683 flights in the year). Other American flights on this route →
Upcoming forecasts
Our odds that this flight is late or cancelled on the days we publish.