Flight Reliability
DL 1844 · Delta Air Lines
Kansas City → Detroit (MCI–DTW)
96
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 6 min early
- Average arrival delay
- 1.0%
- Cancelled
- 15 min early
- Median arrival delay
Based on 195 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
DL 1844 arrived on time 100% of the time on Mondays. On Sundays: 89%.
A bit ahead of the MCI–DTW route.
DL 1844 arrived on time 94% of the time, versus 88% across the MCI–DTW route.
Better than the Delta Air Lines network average.
DL 1844 arrived on time 94% of the time, versus 81% across the Delta Air Lines network.
Recent months have been rougher.
DL 1844 arrived on time 87% of the time over the last three months in the data, compared with 98% in the three months before that.
The breakdown
- Mon100%(28 flights)
- Tue93%(28 flights)
- Wed93%(28 flights)
- Thu93%(27 flights)
- Fri93%(27 flights)
- Sat96%(26 flights)
- Sun89%(28 flights)
72%
Dec
Jun 91% → Dec 72% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 91% | 22 |
| July 2025 | 94% | 31 |
| August 2025 | 100% | 31 |
| September 2025 | 100% | 29 |
| October 2025 | 100% | 31 |
| November 2025 | 90% | 30 |
| December 2025 | 72% | 18 |
- Departures on time
- 95%
- Diverted
- 0.5%
- Flights flown
- 192
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 195 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.