AA166
AA166 (American Airlines) is a multi-stop service on 3 routes, busiest San Francisco to New York. Of 613 departures recorded from October 2024 to July 2026, 74.0% left on time, according to the US BTS.
- On-time departures74.0%of 613 flights
- Average delay28.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.3%
- Legs flown under this number3
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 | 21 | 31 | ▲ 47.6% |
| February | 24 | 28 | ▲ 16.7% |
| March | 26 | 31 | ▲ 19.2% |
| April | 26 | 30 | ▲ 15.4% |
| May | 30 | 31 | ▲ 3.3% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 188 | 212 | ▲ 12.8% |
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 | 90.5% | 70.4% | ▼ 22.2% |
| February | 66.7% | 65.4% | ▼ 1.9% |
| March | 88.5% | 72.4% | ▼ 18.1% |
| April | 80.8% | 70.0% | ▼ 13.3% |
| May | 60.0% | 54.8% | ▼ 8.6% |
| June | 71.4% | 70.0% | ▼ 2.0% |
| July | 51.6% | 63.3% | ▲ 22.7% |
| August | 83.3% | – | – |
| September | 96.7% | – | – |
| October | 87.1% | – | in progress |
| November | 72.4% | – | – |
| December | 74.1% | – | – |
| Year-to-date average (Jan–Jul) | 72.8% | 66.6% | ▼ 8.5% |
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 | 0 | 4 | – |
| February | 0 | 2 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 0 | 1 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 2 | 9 | ▲ 350.0% |
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 97.7% 599
- Cancelled 2.3% 14
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SFO JFK San Francisco International Airport – John F. Kennedy International Airport | 4,152 | 30.1 min | 73.8% | 575 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 34 | 34 | 73.5% | 0 |
| November 2024 | 25 | 25 | 96.0% | 0 |
| December 2024 | 4 | 4 | 100.0% | 0 |
| January 2025 | 21 | 21 | 90.5% | 0 |
| February 2025 | 24 | 24 | 66.7% | 0 |
| March 2025 | 26 | 26 | 88.5% | 0 |
| April 2025 | 26 | 26 | 80.8% | 0 |
| May 2025 | 30 | 30 | 60.0% | 0 |
| June 2025 | 30 | 28 | 71.4% | 2 |
| July 2025 | 31 | 31 | 51.6% | 0 |
| August 2025 | 31 | 30 | 83.3% | 1 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 29 | 29 | 72.4% | 0 |
| December 2025 | 29 | 27 | 74.1% | 2 |
| January 2026 | 31 | 27 | 70.4% | 4 |
| February 2026 | 28 | 26 | 65.4% | 2 |
| March 2026 | 31 | 29 | 72.4% | 2 |
| April 2026 | 30 | 30 | 70.0% | 0 |
| May 2026 | 31 | 31 | 54.8% | 0 |
| June 2026 | 30 | 30 | 70.0% | 0 |
| July 2026 | 31 | 30 | 63.3% | 1 |