Flight Reliability
DL 2552 · Delta Air Lines
Atlanta → Newark (ATL–EWR)
57
A Little Dicey
WanderNerd Reliability Score
- 67%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 2.6%
- Cancelled
- 2 min early
- Median arrival delay
Based on 302 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
DL 2552 arrived on time 76% of the time on Wednesdays and just 54% on Sundays. That gap is worth planning around.
A bit behind the ATL–EWR route.
DL 2552 arrived on time 67% of the time, versus 73% across the ATL–EWR route.
Lagging the Delta Air Lines network.
DL 2552 arrived on time 67% of the time, versus 81% across the Delta Air Lines network.
Ticking up lately.
DL 2552 arrived on time 74% of the time over the last three months in the data, compared with 70% in the three months before that.
The breakdown
- Mon71%(49 flights)
- Tue73%(33 flights)
- Wed76%(33 flights)
- Thu62%(50 flights)
- Fri68%(50 flights)
- Sat74%(27 flights)
- Sun54%(50 flights)
74%
May
Jun 50% → May 74% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 50% | 24 |
| July 2025 | 35% | 26 |
| August 2025 | 69% | 29 |
| September 2025 | 85% | 26 |
| October 2025 | 70% | 30 |
| November 2025 | 69% | 29 |
| December 2025 | 68% | 31 |
| January 2026 | 70% | 23 |
| February 2026 | 74% | 19 |
| March 2026 | 59% | 17 |
| April 2026 | 90% | 19 |
| May 2026 | 74% | 19 |
- Departures on time
- 64%
- Diverted
- 0.7%
- Flights flown
- 292
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 302 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.