Flight Reliability
DL 2146 · Delta Air Lines
Minneapolis → San Diego (MSP–SAN)89% of its flights flew this route. The rest (ATL–BTR, BTR–ATL) are included in these numbers.
- 72%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 1.5%
- Cancelled
- 2 min early
- Median arrival delay
Based on 265 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
DL 2146 departing between 3–6 PM arrived on time 86% of the time, versus 71% between 9 PM–12 AM.
Sunday scaries are real for this one.
DL 2146 arrived on time 82% of the time on Tuesdays and just 62% on Sundays. That gap is worth planning around.
A bit behind the MSP–SAN route.
DL 2146 arrived on time 72% of the time, versus 77% across the MSP–SAN route.
Lagging the Delta Air Lines network.
DL 2146 arrived on time 72% of the time, versus 81% across the Delta Air Lines network.
The breakdown
- Mon76%(46 flights)
- Tue82%(39 flights)
- Wed81%(36 flights)
- Thu67%(43 flights)
- Fri71%(45 flights)
- Sat—(4 flights)
- Sun62%(45 flights)
- 12–3 PM77%(13 flights)
- 3–6 PM86%(14 flights)
- 6–9 PM—(6 flights)
- 9 PM–12 AM71%(225 flights)
Jun 50% → May 67% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 50% | 26 |
| July 2025 | 44% | 25 |
| August 2025 | 75% | 20 |
| September 2025 | 69% | 16 |
| October 2025 | 96% | 23 |
| November 2025 | 87% | 23 |
| December 2025 | 60% | 25 |
| February 2026 | 80% | 20 |
| March 2026 | 85% | 27 |
| April 2026 | 92% | 26 |
| May 2026 | 67% | 24 |
- Departures on time
- 75%
- Diverted
- 1.1%
- Flights flown
- 258
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 265 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.