Flight Reliability
DL 4288 · Delta Air Lines
IMT → Minneapolis (IMT–MSP)
60
A Little Dicey
WanderNerd Reliability Score
- 74%
- Arrive within 15 minutes
- 29 min
- Average arrival delay
- 3.0%
- Cancelled
- 10 min early
- Median arrival delay
Based on 363 historical flights. Data through May 2026.
What the data says
Saturdays have been rough.
DL 4288 arrived on time 84% of the time on Thursdays and just 64% on Saturdays. That gap is worth planning around.
Lagging the Delta Air Lines network.
DL 4288 arrived on time 74% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 4288 was cancelled 3.0% of the time. Typical for U.S. flights is around 1–2%.
Trending in the right direction.
DL 4288 arrived on time 71% of the time over the last three months in the data, compared with 58% in the three months before that.
The breakdown
- Mon70%(50 flights)
- Tue69%(51 flights)
- Wed72%(50 flights)
- Thu84%(50 flights)
- Fri78%(49 flights)
- Sat64%(50 flights)
- Sun79%(52 flights)
77%
May
Jun 80% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 80% | 30 |
| July 2025 | 81% | 31 |
| August 2025 | 94% | 31 |
| September 2025 | 83% | 30 |
| October 2025 | 77% | 31 |
| November 2025 | 78% | 27 |
| December 2025 | 50% | 28 |
| January 2026 | 63% | 30 |
| February 2026 | 59% | 27 |
| March 2026 | 63% | 27 |
| April 2026 | 72% | 29 |
| May 2026 | 77% | 31 |
- Departures on time
- 72%
- Diverted
- 0%
- Flights flown
- 352
- Months covered
- 12
Keep nerding
Based on 363 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.