AA311
AA311 (American Airlines) is a multi-stop service on 7 routes, busiest Chicago to Washington. Of 448 departures recorded from October 2024 to April 2026, 72.3% left on time, according to the US BTS.
- On-time departures72.3%of 448 flights
- Average delay21.5 min
- April 20266▼ 80.0%vs April 2025
- Cancelled1.8%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 31 | 16 | ▼ 48.4% |
| February | 28 | 23 | ▼ 17.9% |
| March | 31 | 31 | 0.0% |
| April | 30 | 6 | ▼ 80.0% |
| May | 31 | – | – |
| June | 30 | – | – |
| July | 31 | – | – |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 5 | – | in progress |
| November | – | – | – |
| December | 15 | – | – |
| Year to date (Jan–Apr) | 120 | 76 | ▼ 36.7% |
according to the US BTS · October 2024 → April 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 80.7% | 86.7% | ▲ 7.5% |
| February | 75.0% | 73.9% | ▼ 1.5% |
| March | 74.2% | 45.2% | ▼ 39.1% |
| April | 66.7% | 83.3% | ▲ 25.0% |
| May | 71.0% | – | – |
| June | 82.1% | – | – |
| July | 78.6% | – | – |
| August | 73.3% | – | – |
| September | 86.7% | – | – |
| October | 80.0% | – | in progress |
| November | – | – | – |
| December | 53.3% | – | – |
| Year-to-date average (Jan–Apr) | 74.1% | 72.3% | ▼ 2.5% |
according to the US BTS · October 2024 → April 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → April 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods15 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | – | – |
| June | 2 | – | – |
| July | 3 | – | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | – | – | – |
| December | 0 | – | – |
| Year to date (Jan–Apr) | 0 | 1 |
according to the US BTS · October 2024 → April 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 98.2% 440
- Cancelled 1.8% 8
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Apr 6, 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 DCA Chicago O'Hare International Airport – Ronald Reagan Washington National Airport | 983 | 13.8 min | 75.5% | 190 |
| DFW ABQ Dallas Fort Worth International Airport – Albuquerque International Sunport | 914 | 20.6 min | 62.0% | 93 |
| LAS JFK Harry Reid International Airport – John F. Kennedy International Airport | 3,609 | 14.0 min | 79.3% | 82 |
| DFW ORD Dallas Fort Worth International Airport – Chicago O'Hare International Airport | 1,291 | 18.7 min | 63.3% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 30 | 29 | 65.5% | 1 |
| December 2024 | 29 | 29 | 62.1% | 0 |
| January 2025 | 31 | 31 | 80.7% | 0 |
| February 2025 | 28 | 28 | 75.0% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 66.7% | 0 |
| May 2025 | 31 | 31 | 71.0% | 0 |
| June 2025 | 30 | 28 | 82.1% | 2 |
| July 2025 | 31 | 28 | 78.6% | 3 |
| August 2025 | 31 | 30 | 73.3% | 1 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 5 | 5 | 80.0% | 0 |
| December 2025 | 15 | 15 | 53.3% | 0 |
| January 2026 | 16 | 15 | 86.7% | 1 |
| February 2026 | 23 | 23 | 73.9% | 0 |
| March 2026 | 31 | 31 | 45.2% | 0 |
| April 2026 | 6 | 6 | 83.3% | 0 |