Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 1251 · Philadelphia (PHL) → Chicago (ORD)
Sold by American. Still flying: 13 of the last 56 days (Tue–Thu).
Arrives on time50%within 15 minutes, of 13 flights
Cancelled7.7%of scheduled flights
An hour or more late33%of flights that operated
When late, on average88 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Chicago is 1 h behind Philadelphia).
- Leaves PHL
- 14:00
- Arrives ORD
- 15:33
- Flight time
- 2h 33m
- Days flown, last 8 weeks
- 13 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 PHL
All flights leaving Philadelphia (PHL) at 2–3 pm, wherever they’re going: 75% left within 15 minutes and 2.2% were cancelled (5,499 flights in the year). Other American flights on this route →
Upcoming forecasts
This flight isn’t in our published forecasts for the next few days.