Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 4155 · Chicago (ORD) → Tulsa (TUL)
Sold by American, flown by Envoy. Not in the Jun 6 – Jul 31, 2026 schedule; last flew 2025-12-02.
Arrives on time86%within 15 minutes, of 78 flights
Cancelled2.6%of scheduled flights
An hour or more late5%of flights that operated
When late, on average51 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport.
- Leaves ORD
- 13:12
- Arrives TUL
- 15:11
- Flight time
- 2h 01m
- Days flown, last 8 weeks
- 0 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 1–2 pm, wherever they’re going: 76% left within 15 minutes and 2.3% were cancelled (25,572 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.