Flight Reliability
DL 1330 · Delta Air Lines
Hartford → Minneapolis (BDL–MSP)
84
Pretty Reliable
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 2.2%
- Cancelled
- 8 min early
- Median arrival delay
Based on 364 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
DL 1330 arrived on time 98% of the time on Tuesdays and just 80% on Sundays. That gap is worth planning around.
A bit ahead of the Delta Air Lines network.
DL 1330 arrived on time 86% of the time, versus 81% across the Delta Air Lines network.
Trending in the right direction.
DL 1330 arrived on time 90% of the time over the last three months in the data, compared with 74% in the three months before that.
The breakdown
- Mon86%(49 flights)
- Tue98%(49 flights)
- Wed89%(52 flights)
- Thu86%(51 flights)
- Fri83%(52 flights)
- Sat81%(52 flights)
- Sun80%(50 flights)
97%
May
Jun 87% → May 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 30 |
| July 2025 | 97% | 31 |
| August 2025 | 74% | 31 |
| September 2025 | 93% | 29 |
| October 2025 | 97% | 30 |
| November 2025 | 93% | 30 |
| December 2025 | 68% | 31 |
| January 2026 | 69% | 29 |
| February 2026 | 84% | 25 |
| March 2026 | 80% | 30 |
| April 2026 | 93% | 28 |
| May 2026 | 97% | 31 |
- Departures on time
- 86%
- Diverted
- 0.3%
- Flights flown
- 355
- 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.