Flight history · Aug 2025 – Jul 2026 · US DOT on-time records
AA 1840 · Charlotte (CLT) → Houston (IAH)
Sold by American. Still flying: 55 of the last 56 days (Daily).
Arrives on time71%within 15 minutes, of 280 flights
Cancelled3.2%of scheduled flights
An hour or more late11%of flights that operated
When late, on average89 minlate, among flights 15+ min late
Schedule
Typical times in the Jun 6 – Jul 31, 2026 schedule, local at each airport (Houston is 1 h behind Charlotte).
- Leaves CLT
- 20:45
- Arrives IAH
- 22:27
- Flight time
- 2h 42m
- Days flown, last 8 weeks
- 55 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 CLT
All flights leaving Charlotte (CLT) at 8–9 pm, wherever they’re going: 70% left within 15 minutes and 1.8% were cancelled (17,147 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.