DL2121
DL2121 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Minneapolis to San Diego. Of 934 departures recorded from October 2024 to July 2026, 90.4% left on time, according to the US BTS.
- On-time departures90.4%of 934 flights
- Average delay3.5 min
- July 202662▲ 100.0%vs July 2025
- Cancelled0.4%
- Legs flown under this number4
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 | 57 | 31 | ▼ 45.6% |
| February | 56 | 45 | ▼ 19.6% |
| March | 62 | 38 | ▼ 38.7% |
| April | 43 | 30 | ▼ 30.2% |
| May | 31 | 56 | ▲ 80.6% |
| June | 30 | 60 | ▲ 100.0% |
| July | 31 | 62 | ▲ 100.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 310 | 322 | ▲ 3.9% |
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 | 96.5% | 83.9% | ▼ 13.1% |
| February | 89.3% | 93.3% | ▲ 4.5% |
| March | 77.4% | 86.5% | ▲ 11.7% |
| April | 93.0% | 93.3% | ▲ 0.3% |
| May | 93.6% | 94.6% | ▲ 1.2% |
| June | 93.3% | 88.1% | ▼ 5.6% |
| July | 87.1% | 85.0% | ▼ 2.4% |
| August | 80.7% | – | – |
| September | 93.3% | – | – |
| October | 93.6% | – | in progress |
| November | 93.3% | – | – |
| December | 87.1% | – | – |
| Year-to-date average (Jan–Jul) | 90.0% | 89.3% | ▼ 0.9% |
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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 4 |
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 99.6% 930
- Cancelled 0.4% 4
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 |
|---|---|---|---|---|
| MSP SAN Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – San Diego International Airport | 2,463 | 2.8 min | 91.1% | 634 |
| SAN MSP San Diego International Airport – Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field | 2,463 | 3.0 min | 88.8% | 252 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 100.0% | 0 |
| November 2024 | 60 | 60 | 96.7% | 0 |
| December 2024 | 49 | 49 | 91.8% | 0 |
| January 2025 | 57 | 57 | 96.5% | 0 |
| February 2025 | 56 | 56 | 89.3% | 0 |
| March 2025 | 62 | 62 | 77.4% | 0 |
| April 2025 | 43 | 43 | 93.0% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 93.3% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 31 | 31 | 80.7% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 30 | 30 | 93.3% | 0 |
| December 2025 | 31 | 31 | 87.1% | 0 |
| January 2026 | 31 | 31 | 83.9% | 0 |
| February 2026 | 45 | 45 | 93.3% | 0 |
| March 2026 | 38 | 37 | 86.5% | 1 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 56 | 56 | 94.6% | 0 |
| June 2026 | 60 | 59 | 88.1% | 1 |
| July 2026 | 62 | 60 | 85.0% | 2 |