Flight Reliability
DL 5371 · Delta Air Lines
New York → Syracuse (JFK–SYR)
49
Bring Snacks
WanderNerd Reliability Score
- 77%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 9.1%
- Cancelled
- 13 min early
- Median arrival delay
Based on 340 historical flights. Data through May 2026.
What the data says
Skip Thursday if you can.
DL 5371 arrived on time 81% of the time on Saturdays. On Thursdays: 67%.
A bit behind the Delta Air Lines network.
DL 5371 arrived on time 77% of the time, versus 81% across the Delta Air Lines network.
Keep a backup plan handy.
DL 5371 was cancelled 9.1% of the time. Typical for U.S. flights is around 1–2%.
Trending in the right direction.
DL 5371 arrived on time 82% of the time over the last three months in the data, compared with 70% in the three months before that.
The breakdown
- Mon76%(42 flights)
- Tue81%(47 flights)
- Wed80%(44 flights)
- Thu67%(45 flights)
- Fri78%(46 flights)
- Sat81%(43 flights)
- Sun76%(42 flights)
93%
May
Jun 64% → May 93% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 64% | 25 |
| July 2025 | 68% | 19 |
| August 2025 | 80% | 30 |
| September 2025 | 90% | 30 |
| October 2025 | 69% | 26 |
| November 2025 | 86% | 22 |
| December 2025 | 53% | 19 |
| January 2026 | 76% | 25 |
| February 2026 | 80% | 25 |
| March 2026 | 76% | 29 |
| April 2026 | 77% | 30 |
| May 2026 | 93% | 29 |
- Departures on time
- 73%
- Diverted
- 0%
- Flights flown
- 309
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 340 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.