DL1377
DL1377 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Raleigh to Orlando. Of 604 departures recorded from October 2024 to July 2026, 77.2% left on time, according to the US BTS.
- On-time departures77.2%of 604 flights
- Average delay15.1 min
- July 202631▲ 3.3%vs July 2025
- Cancelled1.3%
- Legs flown under this number2
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 | 14 | 31 | ▲ 121.4% |
| February | 15 | 28 | ▲ 86.7% |
| March | 27 | 31 | ▲ 14.8% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 30 | 31 | ▲ 3.3% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 30 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 177 | 212 | ▲ 19.8% |
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 | 50.0% | 56.7% | ▲ 13.3% |
| February | 73.3% | 57.7% | ▼ 21.3% |
| March | 81.5% | 45.2% | ▼ 44.6% |
| April | 90.0% | 66.7% | ▼ 25.9% |
| May | 80.7% | 83.9% | ▲ 4.0% |
| June | 86.7% | 93.3% | ▲ 7.7% |
| July | 75.9% | 73.3% | ▼ 3.3% |
| August | 64.5% | – | – |
| September | 93.3% | – | – |
| October | 96.7% | – | in progress |
| November | 92.3% | – | – |
| December | 67.7% | – | – |
| Year-to-date average (Jan–Jul) | 76.9% | 68.1% | ▼ 11.4% |
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 | 1 | – |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 1 | 4 | ▲ 300.0% |
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 98.7% 596
- Cancelled 1.3% 8
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| RDU MCO Raleigh-Durham International Airport – Orlando International Airport | 862 | 12.0 min | 82.9% | 490 |
| LGA MIA LaGuardia Airport – Miami International Airport | 1,768 | 28.6 min | 52.3% | 114 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 92.9% | 0 |
| November 2024 | 19 | 19 | 84.2% | 0 |
| December 2024 | 31 | 31 | 87.1% | 0 |
| January 2025 | 14 | 14 | 50.0% | 0 |
| February 2025 | 15 | 15 | 73.3% | 0 |
| March 2025 | 27 | 27 | 81.5% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 31 | 31 | 80.7% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 30 | 29 | 75.9% | 1 |
| August 2025 | 31 | 31 | 64.5% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 30 | 30 | 96.7% | 0 |
| November 2025 | 29 | 26 | 92.3% | 3 |
| December 2025 | 31 | 31 | 67.7% | 0 |
| January 2026 | 31 | 30 | 56.7% | 1 |
| February 2026 | 28 | 26 | 57.7% | 2 |
| March 2026 | 31 | 31 | 45.2% | 0 |
| April 2026 | 30 | 30 | 66.7% | 0 |
| May 2026 | 31 | 31 | 83.9% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 30 | 73.3% | 1 |