Flight Reliability
DL 4303 · Delta Air Lines
BJI → Minneapolis (BJI–MSP)
88
Pretty Reliable
WanderNerd Reliability Score
- 87%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 1.9%
- Cancelled
- 14 min early
- Median arrival delay
Based on 364 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
DL 4303 arrived on time 94% of the time on Sundays. On Fridays: 81%.
A bit ahead of the Delta Air Lines network.
DL 4303 arrived on time 87% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon86%(51 flights)
- Tue92%(52 flights)
- Wed86%(51 flights)
- Thu86%(50 flights)
- Fri81%(52 flights)
- Sat86%(51 flights)
- Sun94%(50 flights)
93%
May
Jun 93% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 93% | 28 |
| July 2025 | 90% | 31 |
| August 2025 | 84% | 31 |
| September 2025 | 80% | 30 |
| October 2025 | 87% | 31 |
| November 2025 | 93% | 30 |
| December 2025 | 81% | 31 |
| January 2026 | 90% | 29 |
| February 2026 | 89% | 27 |
| March 2026 | 83% | 30 |
| April 2026 | 86% | 29 |
| May 2026 | 93% | 30 |
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 357
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 364 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.