AA1555
AA1555 (American Airlines) is a multi-stop service on 11 routes, busiest Chicago to Dallas-Fort Worth. Of 641 departures recorded from October 2024 to July 2026, 70.7% left on time, according to the US BTS.
- On-time departures70.7%of 641 flights
- Average delay34.5 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.2%
- Legs flown under this number11
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 20 | 29 | ▲ 45.0% |
| February | 24 | 28 | ▲ 16.7% |
| March | 31 | 51 | ▲ 64.5% |
| April | 29 | 35 | ▲ 20.7% |
| May | 31 | 31 | 0.0% |
| June | 30 | 29 | ▼ 3.3% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 28 | – | – |
| October | 31 | – | in progress |
| November | 19 | – | – |
| December | 25 | – | – |
| Year to date (Jan–Jul) | 196 | 234 | ▲ 19.4% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 79.0% | 66.7% | ▼ 15.6% |
| February | 78.3% | 75.0% | ▼ 4.2% |
| March | 54.8% | 81.6% | ▲ 48.9% |
| April | 89.3% | 85.7% | ▼ 4.0% |
| May | 90.3% | 100.0% | ▲ 10.7% |
| June | 53.3% | 78.6% | ▲ 47.3% |
| July | 51.7% | 74.2% | ▲ 43.4% |
| August | 43.3% | – | – |
| September | 64.3% | – | – |
| October | 77.4% | – | in progress |
| November | 52.6% | – | – |
| December | 68.0% | – | – |
| Year-to-date average (Jan–Jul) | 71.0% | 80.3% | ▲ 13.1% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 2 | ▲ 100.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 2 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 1 | – |
| June | 0 | 1 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 5 | 6 | ▲ 20.0% |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 97.8% 627
- Cancelled 2.2% 14
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD DFW Chicago O'Hare International Airport – Dallas Fort Worth International Airport | 1,291 | 43.0 min | 72.0% | 331 |
| DFW BNA Dallas Fort Worth International Airport – Nashville International Airport | 1,014 | 32.6 min | 62.6% | 126 |
| ORD SJU Chicago O'Hare International Airport – Luis Munoz Marin International Airport | 3,338 | 22.9 min | 68.6% | 37 |
| BOS CLT Boston Logan International Airport – Charlotte Douglas International Airport | 1,170 | 9.0 min | 89.7% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 28 | 26 | 65.4% | 2 |
| December 2024 | 29 | 29 | 37.9% | 0 |
| January 2025 | 20 | 19 | 79.0% | 1 |
| February 2025 | 24 | 23 | 78.3% | 1 |
| March 2025 | 31 | 31 | 54.8% | 0 |
| April 2025 | 29 | 28 | 89.3% | 1 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 53.3% | 0 |
| July 2025 | 31 | 29 | 51.7% | 2 |
| August 2025 | 31 | 30 | 43.3% | 1 |
| September 2025 | 28 | 28 | 64.3% | 0 |
| October 2025 | 31 | 31 | 77.4% | 0 |
| November 2025 | 19 | 19 | 52.6% | 0 |
| December 2025 | 25 | 25 | 68.0% | 0 |
| January 2026 | 29 | 27 | 66.7% | 2 |
| February 2026 | 28 | 28 | 75.0% | 0 |
| March 2026 | 51 | 49 | 81.6% | 2 |
| April 2026 | 35 | 35 | 85.7% | 0 |
| May 2026 | 31 | 30 | 100.0% | 1 |
| June 2026 | 29 | 28 | 78.6% | 1 |
| July 2026 | 31 | 31 | 74.2% | 0 |