Flight Reliability
DL 2623 · Delta Air Lines
West Palm Beach → New York (PBI–JFK)81% of its flights flew this route. The rest (CVG–MSP, MSP–CVG) are included in these numbers.
- 71%
- Arrive within 15 minutes
- 33 min
- Average arrival delay
- 3.9%
- Cancelled
- 4 min early
- Median arrival delay
Based on 179 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
DL 2623 departing between 12–3 PM arrived on time 72% of the time, versus 47% between 3–6 PM.
Sunday scaries are real for this one.
DL 2623 arrived on time 100% of the time on Saturdays and just 57% on Sundays. That gap is worth planning around.
Lagging the Delta Air Lines network.
DL 2623 arrived on time 71% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 2623 was cancelled 3.9% of the time. Typical for U.S. flights is around 1–2%.
The breakdown
- Mon59%(22 flights)
- Tue68%(28 flights)
- Wed79%(28 flights)
- Thu70%(27 flights)
- Fri73%(30 flights)
- Sat100%(13 flights)
- Sun57%(23 flights)
- 9 AM–12 PM—(8 flights)
- 12–3 PM72%(146 flights)
- 3–6 PM47%(17 flights)
Dec 53% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| December 2025 | 53% | 32 |
| January 2026 | 78% | 23 |
| February 2026 | 78% | 23 |
| March 2026 | 62% | 26 |
| April 2026 | 74% | 27 |
| May 2026 | 81% | 31 |
- Departures on time
- 73%
- Diverted
- 0.6%
- Flights flown
- 171
- Months covered
- 8
Same route, other flights
Keep nerding
Based on 179 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.