DL1849
DL1849 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Boston to Tampa. Of 104 departures recorded from April 2025 to December 2025, 71.8% left on time, according to the US BTS.
- On-time departures71.8%of 104 flights
- Average delay21.4 min
- December 202536
- Cancelled1.0%
- Legs flown under this number4
Recorded departures by month
Short series — DL1849 has only 6 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods6 periods
| Period | Departures 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 17 | – |
| May | – | 6 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 3 | – |
| October | – | 1 | – |
| November | – | 41 | – |
| December | – | 36 | – |
according to the US BTS · April 2025 → December 2025
On-time departures by month
Short series — DL1849 has only 6 months so far. Enough to show the level now, not enough to read a trend.
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 periods6 periods
| Period | On time 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 88.2% | – |
| May | – | 100.0% | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 100.0% | – |
| October | – | 100.0% | – |
| November | – | 72.5% | – |
| December | – | 55.6% | – |
according to the US BTS · April 2025 → December 2025
Average departure delay by month
Short series — DL1849 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · April 2025 → December 2025
Cancelled departures by month
Short series — DL1849 has only 6 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods6 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | 0 | – |
| October | – | 0 | – |
| November | – | 1 | – |
| December | – | 0 | – |
according to the US BTS · April 2025 → December 2025
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 99.0% 103
- Cancelled 1.0% 1
Share of all recorded flights in the period, all legs. · Apr 14, 2025 → Dec 19, 2025
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 |
|---|---|---|---|---|
| BOS TPA Boston Logan International Airport – Tampa International Airport | 1,908 | 22.6 min | 70.0% | 41 |
| TPA BOS Tampa International Airport – Boston Logan International Airport | 1,908 | 37.4 min | 58.3% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| April 2025 | 17 | 17 | 88.2% | 0 |
| May 2025 | 6 | 6 | 100.0% | 0 |
| September 2025 | 3 | 3 | 100.0% | 0 |
| October 2025 | 1 | 1 | 100.0% | 0 |
| November 2025 | 41 | 40 | 72.5% | 1 |
| December 2025 | 36 | 36 | 55.6% | 0 |