Flight Reliability
DL 4002 · Delta Air Lines
Minneapolis → ATW (MSP–ATW)
74
Usually Fine
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 22 min
- Average arrival delay
- 1.4%
- Cancelled
- 11 min early
- Median arrival delay
Based on 361 historical flights. Data through May 2026.
What the data says
6–9 PM has a slight edge.
Departures between 6–9 PM arrived on time 81% of the time, against 78% between 9 PM–12 AM.
Wednesdays have been rough.
DL 4002 arrived on time 90% of the time on Saturdays and just 75% on Wednesdays. That gap is worth planning around.
Trending in the right direction.
DL 4002 arrived on time 80% of the time over the last three months in the data, compared with 72% in the three months before that.
The breakdown
- Mon83%(52 flights)
- Tue77%(51 flights)
- Wed75%(51 flights)
- Thu76%(50 flights)
- Fri84%(50 flights)
- Sat90%(48 flights)
- Sun80%(51 flights)
- 6–9 PM81%(313 flights)
- 9 PM–12 AM78%(40 flights)
86%
May
Jun 83% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 83% | 30 |
| July 2025 | 74% | 31 |
| August 2025 | 87% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 94% | 31 |
| November 2025 | 78% | 27 |
| December 2025 | 52% | 31 |
| January 2026 | 89% | 28 |
| February 2026 | 75% | 28 |
| March 2026 | 70% | 27 |
| April 2026 | 83% | 30 |
| May 2026 | 86% | 29 |
- Departures on time
- 80%
- Diverted
- 0.8%
- Flights flown
- 353
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 361 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.